Class / Patent application number | Description | Number of patent applications / Date published |
200345000 | Cap/stem and stem/housing details | 42 |
20080277257 | KEY FOR KEYBOARD AND KEYBOARD USING THE SAME - A low-noise cost-effective keyboard includes keys arranged in rows and columns in a housing. Each key has a mounting member affixed to the housing, at least one button, at least one connecting member integrally connected between the mounting member and the at least one button in a manner that a top surface of the at least one button is higher in elevation than the top surface of the mounting member, and at least one stop flange protruding from a side of the button opposite to the connecting member in a manner that an end edge of the at least one stop flange is lower in elevation than a bottom surface of the button and the stop flange of one key suspends beneath one button of another key. | 11-13-2008 |
20090101485 | PUSHBUTTON SWITCH MOUNTING STRUCTURE - A pushbutton switch is provided with: a switch case; a switch body fixed to the switch case; an elastic sealing body that is formed of an elastic material and covers and seals the switch body; a cap member that is formed of a hard material and is detachably mounted at a top portion of the elastic sealing body; a pushbutton portion provided on the cap member and exposing from a switch exposure aperture on a switch mounting apparatus; and a stopper portion provided on the cap member and configured to interfere with a rear surface of the switch mounting apparatus at a peripheral area of the switch exposure aperture and to restrain the cap member from being detached from the switch mounting apparatus, in a state in which the switch case is fixed to the switch mounting apparatus. | 04-23-2009 |
20090133999 | Key switch arrangement excellent in waterproofing property - A key switch arrangement is able to prevent liquid such as water from entering a membrane sheet and staying therein. The key switch arrangement includes a waterproof sheet arranged above the membrane sheet, a first fixing member arranged in above the waterproof sheet and having a first projection protruding on the side of the waterproof sheet, and a second fixing member arranged below the membrane sheet and having a second projection protruding on the side of the membrane sheet. In the waterproof sheet and the second projection, holes are formed to which the first projection enters, while in the membrane sheet, a hole is formed to which the second projection enters so as to adhere the waterproof sheet closely to the second projection. | 05-28-2009 |
20090152089 | APPLIANCE BUTTON - An appliance button for use in an appliance that has a housing, a button opening in the housing and a control structure within the housing. The appliance button includes a push button with a distal end of the push button that extends outwardly through the button opening in the housing. A button stem is located within the housing and is aligned with the push button. A proximal end of the button stem is operably connected to the control structure. A deflector is located within the housing and positioned between the button stem and the push button. | 06-18-2009 |
20090183976 | KEYPAD ASSEMBLY HAVING THREE-DIMENSIONAL PATTERNS - A keypad assembly having three-dimensional patterns includes a bottom layer, a light-guiding plate, a pattern layer, a coating layer and a surface layer. The light-guiding plate is overlapped on the bottom layer. The pattern layer is provided on the light-guiding plate. A plurality of three-dimensional patterns is provided on the pattern layer. The coating layer is coated on the upper surface of the pattern layer. The surface layer is overlapped on the coating layer. The surface layer is formed with a plurality of keycaps to correspond to the three-dimensional patterns. Via the above arrangement, patterns such as characters, symbols or icons can be displayed in the keycaps in a three-dimensional manner, thereby increasing recognition and visual effect. | 07-23-2009 |
20090272639 | BUTTON ASSEMBLY WITH INVERTED DOME SWITCH - A portable electronic device may have an inverted dome switch assembly. The switch assembly may have an inverted dome that has a base and a conductive underside. The base may be attached to a button member. Two electrical contacts in the button member may face the conductive underside. Corresponding conductive traces may be connected to the contacts. The dome may bear against a housing member. The button member may be movable with respect to the housing member from an unactuated position to an actuated position. The dome switch may form a footprint based upon the dome base area. The housing member may extend into a portion of the footprint and not into the remaining portion of the footprint allowing that space to be otherwise utilized. | 11-05-2009 |
20090294268 | KEY STRUCTURE - A key structure is provided, including a substrate, a key cap, a first link, and a second link pivotally connected to the first link. The first and second links movably connect the key cap with the base. The key cap comprises a first surface and a guiding portion extended along a first direction, wherein the guiding portion has a second surface. The first link is made of metal and has a sliding end forming a first curved portion and a second curved portion. The first and second curved portions are respectively adjacent to the first and second surfaces and slidable along the guiding portion. | 12-03-2009 |
20090308723 | PRESS-BUTTON FOR ELECTRONIC DEVICE - An exemplary press-button for an electronic device, includes a button cap, a support member connected to the button cap, and a resilient member positioned between the button cap and the support member. The button cap includes a pressing portion extending from a middle portion. The resilient member includes a main portion abutting the support member and a plurality of extending pieces uniformly extending from an edge of the main portion. Each extending piece includes a resisting portion for abutting the button cap and a deformable portion connected between the resisting portion and the main portion. | 12-17-2009 |
20090308724 | PUSH-PUSH SWITCH WITH MOVABLE TERMINAL - A push-push switch comprises a housing having a space, a plurality of stationary terminals received in the housing, a button assembled to the housing, a movable terminal assembled to the button, and a spring member located between the button and the button. The space has a first post defining a protrusion thereon. The stationary terminal defines a contacting portion extending onto a surface of the first post and a soldering portion extending out of the housing. The button defines a second post extending into the first post when the push-push switch is completely assembled. The movable terminal defines a base portion having a mounting hole around the second post for assembling the movable terminal on the button. The movable terminal further defines a downwardly-extending contact arm and a downwardly-extending felt-generated spring arm. Said contact arm is established electrically connection with the contacting portion of the stationary terminal when the button is depressed, and said felt-generated spring arm is engaging with the protrusion of the first post in the meantime. | 12-17-2009 |
20100101925 | Reset Button Structure - A reset button structure is described, wherein the reset button structure is disposed in a case. The reset button structure comprises: a sheath disposed on the case, wherein the sheath contains a positioning hole, and at least one side hole on a side of the sheath and connecting with the positioning hole, and the positioning hole comprises an opening on a surface of the case; and a reset shaft inserted into the positioning hole, wherein a side of the reset shaft includes at least one protrusion located in the side hole, and the protrusion is movable in a movement path in the side hole. | 04-29-2010 |
20100224472 | Push switch - A movable contact point board provided with contact points is urged in a direction of being away from stationary contact points by return springs each having the same size and the same characteristic, and is arranged as opposed to the stationary contact points. Return springs have the respective ends for supporting locations in the movable contact point board which are away from each other as having the contact points in the movable contact point board therebetween and support heights of the return springs at the stationary side differ with each other by D. When a plunger equipped with a holding portion having a flat surface as a bottom surface presses the movable contact point board, the contact point in the movable contact point board gets in contact with the stationary contact point at an inclined posture. Thereafter, while the movable contact point board becomes perpendicular to the axial direction, a contacting point between the contact point in the movable contact point board and the stationary contact point varies to perform the wiping function. | 09-09-2010 |
20100236911 | Push-button - The invention relates to a push-button ( | 09-23-2010 |
20100307903 | Keyboard with an Octagonal Guide for a Key - A key module for a keyboard includes a key having a guiding plunger, and a key housing having a set of walls with an opening formed by the set of walls. The opening formed by the set of walls is configured to receive the guiding plunger. The set of walls includes at least eight guiding surfaces configured to contact the guiding plunger. The guiding plunger is configured to contact the eight guiding surfaces as the guiding plunger moves up and down in the opening. | 12-09-2010 |
20100320066 | ENVIRONMENTALLY SEALED INDUCTIVE SENSOR ASSEMBLY - An exemplary embodiment of an inductive electrical sensor assembly includes a hollow housing structure defining an open space within the housing structure and a circuit board mounted in the open space. The circuit board includes an inductive sense area. A flexible metal domed spring structure is mounted over the inductive sensor area. A stem portion extends from a actuator area of the housing structure and having a distal end disposed adjacent to or in contact with the spring structure. The domed spring structure is adapted to be flexed toward the inductive sensor area by force exerted by the stem portion when a user exerts force on the actuator area, the flexing of the domed spring structure resulting in a change of inductance of the inductive sensor area which may be sensed to indicate an actuator push. An exemplary embodiment of the sensor assembly may include a resiliently deformable potting material substantially filling open spaces in the hollow housing structure between the top surface and the circuit board, and an open space below the circuit board, enabling flexure of the domed spring structure while providing environmental protection. | 12-23-2010 |
20110005909 | THIN KEY STRUCTURE FOR KEYBOARDS/KEYPADS - A thin key structure includes a keycap, a key body, an elastic piece and a base. The keycap has a first side wall. The key body has a second side wall forming a hollow chamber in which the keycap can be put to connect the elastic piece. The inner of the second side wall is provided with guiding portions for guiding the keycap to move steadily in the key body. With the keycap being put in the key body, the total height of the key structure can be reduced, and the vertical moving distance of the keycap with respect to the key body to press the elastic piece can be shortened. Thus, the thin key structure can be made more compact. | 01-13-2011 |
20110036698 | ACTUATOR DEVICE AND AN ELECTRIC SWITCH DEVICE PROVIDED THEREWITH - An actuator device including a holder element provided to be fixed against a device operated on by the actuator device. An actuator body is displaceable in a longitudinal direction along the holder element. A guide member is provided so as to guide the actuator body along the holder element. The actuator body includes a first part that is operable from outside the actuator device, and a second part that is movable in the longitudinal direction in relation to the first part. The actuator body is displaceable to a first, non-actuated position, in which the first part and the second part of the body are movable in the longitudinal direction and a second, actuated position, in which the second part is rotationally displaced in relation to the first part and abuts an abutment surface on the holder element such that motion of the second part in the longitudinal direction towards the first position is inhibited. The first part includes a rotational locking member that engages the second part in the second position and locks the second part rotationally in the second position. | 02-17-2011 |
20110062007 | BUTTON STRUCTURE AND RELATED ELECTRONIC DEVICE - A button structure for actuating a switch includes a pressing part, a protruding part connected to a side of the pressing part for being driven to actuate the switch when the pressing part is pressed, and a constraining part. An end of the constraining part is connected to the pressing part in an elastically deformable manner. A guiding slot is formed on the constraining part. The button structure further includes a fixing part. An end of the fixing part is disposed inside the guiding slot. The guiding slot slides relative to the fixing part when the pressing part is pressed. | 03-17-2011 |
20110094866 | POWER SWITCH MODULE AND ELECTRONIC DEVICE USING THE SAME - A power switch module includes a printed circuit board having a switch, a support plate engaging the printed circuit board, a control to activate the switch, and an elastic member fixed to the support plate and positioned between the printed circuit board and the control. The elastic member has a plurality of resisting portions thereon to elastically resist the control. One of the elastic member and the control has a plurality of hook portions, and the other has a plurality of latching portions engaging with the hook portions. | 04-28-2011 |
20110094867 | POWER BUTTON ASSEMBLY AND ELECTRONIC DEVICE USING THE SAME - A power button assembly includes a printed circuit board having a first surface and a second surface opposite to the first surface, a switch positioned on the first surface, a dome positioned on the second surface corresponding to the switch, a push button resiliently abutted by the dome. One can depress the push button towards the dome, which then capable of depressing the dome to activate the switch. A support plate is engaged with the printed circuit board. One of the support plate and the push button includes two pairs of hook portions, and the other includes two latching portions for engaging with the two pairs of hook portions. | 04-28-2011 |
20110132736 | BUTTON ASSEMBLY WITH INVERTED DOME SWITCH - A portable electronic device may have an inverted dome switch assembly. The switch assembly may have an inverted dome that has a base and a conductive underside. The base may be attached to a button member. Two electrical contacts in the button member may face the conductive underside. Corresponding conductive traces may be connected to the contacts. The dome may bear against a housing member. The button member may be movable with respect to the housing member from an unactuated position to an actuated position. The dome switch may form a footprint based upon the dome base area. The housing member may extend into a portion of the footprint and not into the remaining portion of the footprint allowing that space to be otherwise utilized. | 06-09-2011 |
20110155550 | BUTTON STRUCTURE FOR PORTABLE ELECTRONIC DEVICE - A portable electronic device attached to a housing includes a button, a elastic plate and a switch. The housing defines a through button hole. The button includes an operating portion and a resisting portion. The operating portion extends out of the housing from the button hole. The elastic plate is fixed to the housing. The elastic plate includes an arched portion and defines a guiding hole, the arched portion resists the button. The resisting portion is received in the guiding hole. The resisting portion contacts the switch to form an electronic signal when the button is pressed down. The arched portion of the elastic plate pushes the button to return to original position by a rebounding force when the button is released. | 06-30-2011 |
20110214974 | KEYPAD WITH LONG KEY TRAVEL AND IMPROVED TOUCH FEELING - A keypad includes at least one push-button switch and a key to operate the switch along a translational axis. The geometric dispersions of the keypad are accounted for, to the lengthening of the travel of the key and to the enhancement of the tactile sensation when the key is pressed to operate the switch. The keypad includes a plunger, interposed between the key and the switch, of which a stiffness along the translational axis increases continuously with an increase in the compression of the plunger. A slight stiffness at the beginning of compression allows a long travel of the key, while a greater stiffness at the end of compression gives a good tactile sensation with an assured contact even when there are off-center pressures on the key. | 09-08-2011 |
20110284353 | PUSH SWITCH - A push switch includes an operating slider, an actuator with a sliding member, a return spring, a housing, a main body in which the operating slider, the actuator, and the return spring are supported by the housing, a heart cam mechanism (including an engagement pin and a cam groove) incorporated in the main body, an operating knob which caps the operating slider, and a fixed contact provided for a circuit board such that the sliding member is allowed to be brought into contact with and separated from the fixed contact. When the operating slider is moved upward or downward, the actuator is driven to be laterally slid. The housing is snap-fitted to an outer casing (upper casing) holding the circuit board. A space is provided between the housing and the circuit board. | 11-24-2011 |
20110315533 | PRESS SWITCH - A press switch is composed of a base, a light-emitting device, a housing, a movable seat, and a pressing element. Due to the flat surfaces of the base and the ribs of the movable seat, the area of contact between the base and the movable seat is reduced. In addition, due to the ribs of the movable seat and the flat surfaces of the housing, the area of contact between the movable seat and the housing is also reduced. These reduced areas of contact allow the pressing element to be pressed stably and smoothly. | 12-29-2011 |
20120103774 | TRIGGER ACTION SWITCH OPERATOR - A switch operator is provided that includes a single piece actuator shaft coupled to a single piece cap. According to certain embodiments, the actuator shaft may be snap fit to the cap. The cap may include an annular sleeve and an annular skirt that extend orthogonally from the cap. The sleeve includes recesses that receive tabs of the actuator shaft to couple the actuator shaft to the cap. In certain embodiments, the actuator shaft may include slots that allow the actuator shaft to flex upon attachment to from the cap. A bushing encircles the actuator shaft and extends into the cap where the bushing is disposed between the annular sleeve and a skirt. The actuator shaft also includes a pair of diametrically opposed slots that house a detent assembly. The detent assembly may be employed to retain the switch operator in the actuated position and in the unactuated position. | 05-03-2012 |
20120111706 | Push button assembly - A push-button assembly for a gaming terminal is operative to actuate a switch or other actuator. The push-button assembly includes a plunger extending into a bezel to actuate the switch. The push-button assembly further includes a bifurcated gasket, having a positioning band that bifurcates into two diverging arms, positioned between a plunger sealing perimeter and a bezel rim so that, while the plunger moves between an extended position and a retracted position, the bifurcated gasket continuously contacts the plunger sealing perimeter and the bezel rim. | 05-10-2012 |
20120125751 | MULTI DIRECTION SWITCH - A multi direction switch ( | 05-24-2012 |
20120152712 | PUSH BUTTON SWITCH ASSEMBLY - Push button switch assembly for insertion in a control panel of a domestic appliance, the push button switch assembly comprising at least one push button having a push button cap and a separately formed actuating element, in particular an actuating pin, which extends between the push button cap and an electric switching element of the domestic appliance and upon actuating of the push button cap cooperates therewith and acts on the electric switching element to effect a switching operation, and a frame receiving and guiding the at least one push button cap, wherein at least one spring leg is arranged at the actuating element, which counteracts the actuating of the push button cap. | 06-21-2012 |
20120160649 | DUST-FREE BUTTON ASSEMBLY - A dust-free button assembly is disposed on a substrate carrying a switch to be triggered to generate a signal. The dust-free button assembly includes a flexible member disposed on the substrate and a pressed body disposed above the switch. The pressed body includes a button cap and a post. The button cap includes an upper surface and a recessed lower surface. One end of the post is connected to the lower surface while the other end is connected to the flexible member. An air tunnel runs through the post, and the post includes an outlet communicating the air tunnel. An air-contained-space is defined between the post, the flexible member, and the substrate; and the air tunnel communicates the air-contained-space. When the flexible member is deformed by the post, the air in the air-contained-space is forced to be exhausted through the air tunnel and the outlet to remove dust. | 06-28-2012 |
20120175233 | SWITCH ASSEMBLY HAVING REPLACEABLE SWITCH CAP - A switch assembly includes a base, a switch member and a switch cap. The switch member is received in a recess of the base and pivotally connected to the base. The switch member has a pressing piece which is lowered to push a bi-metallic strip in the base. The switch member has engagement portions. A switch cap has a hook unit on a bottom thereof and the hook unit includes a first hook, a second hook and a third hook. The first and second hooks are located at two opposing sides of the switch cap, and the third hook is located at another side of the switch cap. The hook unit is hooked with the engagement portions of the switch member so that the switch cap is connected to the switch member. | 07-12-2012 |
20130032458 | Pushbutton Switch - A pushbutton switch assembly includes a molded housing body with an integral central barrel, a pushbutton mounted in the housing body and having a stem plunger received in and longitudinally movable in the barrel with the operation of the pushbutton and a return spring for returning the pushbutton to a normal position when it is depressed and released. The central barrel and plunger are of a matching non-round shape thereby preventing rotation of the button in relation to the housing. | 02-07-2013 |
20130153383 | PUSH BUTTON ASSEMBLY - A push button assembly includes a female member comprising a base and a socket integral with the base, a male member movably mounted to the female member, and a resilient member. The male member includes a pressing portion and a positioning portion extending downwards from a lower surface side of the pressing portion. The positioning portion is captive in the socket. The male member is movable between a first position and second position. The resilient member surrounds the positioning portion. When a push force is applied to the pressing portion of the male member, the resilient member is deformed and the male member is moved to the second position. When the push force is released, the resilient member recovers and drives the male member to move to the first position, but the resilient member is always constrained to undergo compression and release along its own central axis. | 06-20-2013 |
20130199909 | PLUNGER SWITCH AND METHOD OF USING SAME - A plunger switch and method comprises a multi-action plunger arrangement having first and second plungers in axial alignment such that the first plunger is centrally located about the second plunger. The second plunger has an annular wall for supporting at least one conductive wiper contact. The plunger switch further comprises first and second biasing members having differing load constants, such that the first and second plungers are actuated at different loads during use and a plurality of terminals for communicating an electrical path. The switch also comprises a housing having a central opening for supporting the plunger arrangement. The second plunger and second second biasing member cooperate with the conductive wiper contact such that compressing of the second biasing member from a normal position to a first actuated position results in a change of state of the switch assembly. | 08-08-2013 |
20140014485 | SWITCH MECHANISM AND ELECTRONIC DEVICE - An exemplary embodiment provides a switch mechanism of which key top portion can be tilted with a simple mechanism. The switch mechanism includes a housing portion, a key top portion arranged such that a partial surface thereof is exposed at a peripheral portion of the housing portion, and a switch portion which is arranged in the inside of the housing portion and can be pressed in response to pressing of the partial surface of the key top portion. The housing portion includes a side support portion which tilts the key top portion by supporting the key top portion from a side when the partial surface of the key top portion is pressed. | 01-16-2014 |
20140138225 | KEY SWITCH STRUCTURE - A link mechanism detachably supporting a key top against a back sheet provides a first link member; one end side of the first link member is rotatably held at the obverse surface of the back plate, and the other end side is slidably held at the reverse surface of the key top. A second link member is rotatably connected to the first link member. One end side of the second link member engages rotatably with a rotation support part provided to the reverse surface of the key top and the other end side of the second link member is slidably held at the obverse surface of the back plate. A recess is provided to the second link member, and a protrusion is formed on the rotation support part. The protrusion engages with the recess and restricts detachment of the key top from the second link member. | 05-22-2014 |
20140346022 | OPERATING ELEMENT - An operating element has an operating element housing, on the upper side of which a protruding rib made of elastic material is arranged, the rib, or its cross section, being formed for geometrical elasticity. This can be achieved by an elastically protruding section having an extent direction outward away from the rest of the rib, essentially obliquely with respect to a plane of the upper side of the operating element. | 11-27-2014 |
20150034466 | BUTTON ASSEMBLY OF AUTOMATIC VENDING MACHINE - A button assembly includes a switch, a button, and a resilient cushion. The switch includes a key. The resilient cushion includes a connecting portion, an abutting portion connected to the connecting portion, and a resilient portion connected to the connecting portion. The connecting portion defines an opening, the abutting portion defines a receiving space communicating with the opening, so that the key extends through the opening to be located in the receiving space. The resilient portion and the abutting portion are received in the button, and the button is moveable to press the abutting portion and deform the resilient portion, for allowing the abutting portion to press the key. | 02-05-2015 |
20150041297 | BUTTON DEVICE OF AUTOMATIC VENDING MACHINE - A button device includes a circuit board, a switch secured to the circuit board, a button, and a resilient member. The button includes a main body. The main body includes a pressing portion and an extending portion extending from the pressing portion. A resisting portion extends from the pressing portion and abuts the extending portion. A gap is defined between the resisting portion and the circuit board, and a resilient member is attached to the resisting portion. The button is moveable along a direction that is substantially perpendicular to the circuit board to deform the resilient member, and the resisting portion is pressed against the circuit board for preventing the button from further moving along the direction. | 02-12-2015 |
20160049264 | KEY STEM FOR A KEY MODULE OF A KEY FOR A KEYBOARD, KEY MODULE OF A KEY FOR A KEYBOARD, AND METHOD FOR MANUFACTURING A KEY MODULE FOR A KEY FOR A KEYBOARD - A key stem for a key module of a key for a keyboard is proposed. The key stem has a coupling section for coupling a key button thereto, and a guidance section for guiding a key stem into a receiving section of the key module when the key stem is actuated between a standby position and an actuation position. The key stem includes at least one elastically deformable end stop element, which is disposed on the guidance section and is designed to bear against at least one end stop section of the key module when the key stem is actuated into the actuation position. The key stem also includes at least one elastically deformable return stop element, which is disposed on the guidance section and is designed to bear against at least one return stop section of the key module when the key stem has been actuated back into the standby position. | 02-18-2016 |
20160086748 | HEART-SHAPED SELF-LOCKING BUTTON - A heart-shaped self-locking button includes one housing and one push rod. The push rod is slidably arranged within the housing. A heart-shaped structure is formed on the push rod. The button includes one pin and one flexible element. One end of the pin is fixed on the housing, while the other end is fitted with the heart-shaped structure. The flexible element is arranged between the housing and the push rod and presses the pin towards the heart-shaped structure to allow the pin to be in constant contact with the heart-shaped structure. The heart-shaped structure is arranged on the push rod. Also, the flexible element between the housing and the push rod is utilized to press the pin towards the heart-shaped structure on the push rod to allow the pin to be in constant contact with the heart-shaped structure when moving. | 03-24-2016 |
20160133403 | Key Tappet For A Key Module Of A Key For A Keyboard, Key Module Of A Key For A Keyboard And Method For Producing It - The invention proposes a key tappet for a key module of a key for a keyboard. The key tappet comprises a coupling section for coupling a key button and a guiding section for guiding the key tappet in a receiving section of the key module upon actuation of the key tappet. The guiding section has at least one sliding section to slide in the receiving section of the key module during the actuation of the key tappet. Demolding fins caused by demolding of the key tappet are arranged outside the at least one sliding section. | 05-12-2016 |
20160155578 | ULTRA-THIN KEYBOARD SWITCH | 06-02-2016 |