Patent application number | Description | Published |
20120132039 | MAGNETIC DEVICE ADAPTED FOR BEING ASSEMBLED WITH A SOCKET - a magnetic device is assembled with a square hole of a socket includes a base received in a connecting portion of the square hole, a magnetic element mounted to an end of the base. The magnetic element magnetically attracts a bolt received in a driving hole of the socket, and at least one expansive portion formed at an end of the base disposed opposite to the magnetic element. The expansive portion selectively hinders a connecting portion of the square hole of the socket. The magnetic device is received in the square hole of the socket without departing from the driving hole of the socket in an operating process. | 05-31-2012 |
20120261628 | Manually Operated Prying Tool - A manually operated prying tool comprises a prying head and a handle. The prying head is defined at its end with an assembling hole in which are disposed a head portion of a handle of the prying tool, a ratchet wheel, a C-shaped ring, a central shaft, a spring and a cover member. By pushing the central shaft, the prying tool can be switched between a fixing mode, an adjustment mode, or a rotation mode, which allows the user to unidirectionally rotate the tool to perform micro-angle adjustment between the prying head and the handle of the prying tool, making it convenient to use the tool. | 10-18-2012 |
20120305506 | Sliding Type Tool Storage Structure - A sliding type tool storage structure comprises an open-close switching unit clamped between a first storing element and a second storing element that can slide relative to each other. When the first storing element slides relative to the second storing element to change their relative position, stopping portions on the open-close switching unit will open or close tool storing grooves on the respective storing elements. Being a simple structure, the sliding type tool storage structure is easy to carry. Furthermore, since the tool storage structure can be operated simply by sliding of the first and second storing elements, it is very convenient to use. | 12-06-2012 |
20130039688 | PAINT TOOL FOR MANUALLY SUPPLYING DYE - A paint tool for manually supplying dye includes a draft container and a paint assembly. The draft container includes a flexible body, a draft head and a unidirectional gate. The draft head is fixed on the flexible body and has a locking hole. The unidirectional gate is mounted through a bottom of the flexible body. The paint assembly is assembled with the draft head and includes a rod, a connector, a channel and a brush head. When the flexible body is compressed, the paint dye flows from the locking hole into the channel to attend to the brush head for supplying the paint dye with the brush head. When the flexible body is released, the air is sucked into the flexible body via the unidirectional gate to prevent the paint dye from leaking. | 02-14-2013 |
20130090174 | CONNECTING ROD ASSEMBLY - A connecting rod assembly comprises a connecting element, a pivot element, a connecting rod, a spring and an engaging element. The connecting element is provided at both ends thereof with a connecting portion and a driving portion. The pivot element is provided at a first end thereof with a connecting pillar formed with a pivot hole, and the connecting pillar is further formed in an outer surface thereof with a moving hole in communication with the pivot hole. The connecting rod has a first end thereof connected to the connecting element, and a second end of the connecting rod is pivotally disposed in the pivot hole. The connecting rod is formed with an evasion groove for cooperating with the engaging element. The spring is disposed in the driving groove with both ends thereof pushed against an inner surface of the driving groove and the connecting element. | 04-11-2013 |
20130229720 | Illuminating Magnifying Lens Capable of Focusing its Light on Objects - An illuminating magnifying lens capable of focusing its light on objects in accordance with the present invention comprises a frame connected to a handle, and in a part of the handle jointing to the frame is defined an assembling groove in which being assembled a lamp, a battery and a light guiding member. When the magnifying lens is used to magnify the object, the projecting light of the lamp is restricted by the light guiding member and can only be emitted out from the open end of the guiding hole, plus there is projecting angle between the guiding hole and the lens element, therefore, the light of the lamp will be directed toward the object without projecting onto the lens element, thus preventing dazzling reflection. | 09-05-2013 |
20130269492 | INSERT BIT - An insert bit includes a connecting component and a driving component. The connecting component includes a connecting end and a receiving end. The receiving end includes first and second receiving sections. The driving component is adapted to be inserted into the connecting component. The driving component includes first and second engaging sections. The first engaging section is tightly fit in the first receiving section such that the first engaging section includes an outer periphery including a flange that is formed after the first engaging section is forced into the first receiving section, and is extended radially outwards to abut against the first receiving section. The second engaging section is fit in the second receiving section. The second engaging section has a shape corresponding to the second receiving section. | 10-17-2013 |
20130291691 | Pivoting Assembly for Hand Tool - A pivoting assembly for a hand tool includes first and second stems pivotally connected with each other, and a positioning device. The first stem includes first and second jaw portions extending from an end thereof. An opening is formed between the first and second jaw portions. An inner periphery surface is formed between the first and second jaw portions. An aperture is extended in the inner periphery surface. The second stem includes at least one arm portions extending from an end thereof. An engaging portion is formed at an end of the arm portion. The engaging portion is engaged with the first and second jaw portions. The positioning device is received in the aperture and abutted against the engaging portion of the second stem. | 11-07-2013 |
20130333527 | Tool Extension Bar - A tool extension bar includes a rod including first and second ends. The second end is adapted to connect to and be driven by a power tool. A positioning bore is formed at the rod to receive a positioning assembly. A sleeve is slidably mounted around the rod and includes an end adapted for connecting to a tool member. A coupling hole extends through the sleeve. A radial hole extends from an outer periphery of the sleeve through an inner periphery of the coupling hole. The positioning assembly constantly abuts against the inner periphery of the coupling hole. An engaging member is movably received in the radial hole and is moveably engaged in the recess of the rod. The engaging member releasably engages the sleeve with the rod. | 12-19-2013 |
20130333528 | Tool Extension Bar - A tool extension bar includes a rod including first and second ends. The second end is adapted to connect to and driven by a power tool. A sleeve assembly is slidably mounted around the rod and includes an end adapted for connecting to a tool member. A radial hole extends in a radial direction at an end of the sleeve assembly. An elastic member is mounted around the second end of the rod and biased against the rod and the sleeve assembly. An engaging member is movably received in the radial hole and moveably engaged in the recess of the rod. The engaging member releasably engages the sleeve with the rod. | 12-19-2013 |
20130336713 | Extension Bar - An extension bar includes a rod having an outer periphery thereof including a recess and a positioning track extended thereon. The recess defines a first contact section and a second contact section disposed after the first contact section longitudinally. A sleeve is slidably mounted on the rod and includes an orifice extended radially therethrough. A stopper is movably engaged with and disposed at a fixed predetermined position on the positioning track. A detent is engaged between the rod and the sleeve and movably engaged in the recess and the orifice. A biasing member is disposed between the sleeve and the stopper. | 12-19-2013 |
20130340577 | Tool Head - A tool head includes a connecting component, a driving component, and a spacer. The connecting component includes a receiving end defining a tight-fit section and a non tight-fit section. The driving component is insertably fitted in the receiving end of the connecting component, and includes a body defining first and second engaging sections. The second engaging section is received in the non tight-fit section. The spacer includes first and second tight-fit edges, with the first engaging section tightly fit in the tight-fit section by the spacer, with the first tight-fit edge tightly abutting against a wall delimiting the tight-fit section and the second tight-fit edge tightly abutting against a wall delimiting first engaging section, respectively. | 12-26-2013 |
20140145127 | Length Adjustable Tool - A length adjustable tool includes a first extending member including first and second ends thereof opposite to each other, with the first end thereof forming a first driving end. A second extending member includes first and second ends thereof opposite to each other, with first extending member slidably and non-rotatably engaged therewith, with the second end thereof forming a second driving end. A positioning mechanism engages with the first and second extending members and is operable to a first position in which the first and second extending members are stopped from sliding relative to each other and a second position in which the first and second extending members are slidable relative to each other. | 05-29-2014 |
20150068368 | INSERT BIT - An insert bit includes a connecting component and a driving component. The connecting component includes a connecting end and a receiving end. The receiving end includes first and second receiving sections. The driving component is adapted to be inserted into the connecting component. The driving component includes first and second engaging sections. The first engaging section is tightly fit in the first receiving section such that the first engaging section includes an outer periphery including a flange that is formed after the first engaging section is forced into the first receiving section, and is extended radially outwards to abut against the first receiving section. The second engaging section is fit in the second receiving section. The second engaging section has a shape corresponding to the second receiving section. | 03-12-2015 |
Patent application number | Description | Published |
20120292071 | AIR CYLINDER UNIT AND PNEUMATIC TOOL HAVING THE SAME - An pneumatic tool includes a front section, a rear section connected to and disposed behind the front section, a driving unit, and an air cylinder unit. The rear section includes a main body, a handle connected to the main body and adjacent to the front section, and an intake passage in fluid communication with the outside. The air cylinder unit includes a first cylinder mounted within the rear section, a second cylinder connected to the first cylinder, an extension portion extending into the handle, and an inclined intake channel having an inlet in fluid communication with intake passage, and an outlet in fluid communication with the first cylinder. The rotor unit is mounted rotatably within the first and second cylinders for activating the driving unit. | 11-22-2012 |
20130180746 | PNEUMATIC IMPACT TOOL WITH A SPINDLE POSITIONING DEVICE - A pneumatic impact tool includes a spindle extending along an X-axis, an output shaft extending along a Z-axis, and a spindle positioning device that includes a bushing and a stop pin. The bushing is threaded in a housing, and has a stop surface and a frustoconical outer surface. The stop surface obstructs the spindle from moving away from the output shaft. The frustoconical outer surface has opposite first and second ends. The first end is nearer to the X-axis and farther away from the Z-axis than the second end. The stop pin is disposed removably in the housing, and has an engaging surface abutting against the frustoconical outer surface, so as to prevent the bushing from moving in the housing in a direction away from the output shaft. | 07-18-2013 |
20130180749 | PNEUMATIC IMPACT TOOL HAVING TWO OIL INLETS - A pneumatic impact tool includes a housing, a power output unit, a transmission unit, and an oil seal assembly. The housing has first and second accommodating chambers, and first and second oil inlets in fluid communication with the first and second accommodating chambers, respectively, and permitting lubricating oil to be fed into the first and second accommodating chambers therethrough. The power output unit is centered at a Z-axis, and is disposed in the first accommodating chamber for power outputting. The transmission unit is centered at an X-axis, and is disposed in the second accommodating chamber for transmitting a power to the power output unit. The oil seal assembly prevents flow of the lubricating oil out of the first and second accommodating chambers. | 07-18-2013 |
20130239753 | PNEUMATIC DRIVEN RATCHET WRENCH - A pneumatic driven ratchet wrench comprises: a wrench housing; a pneumatic motor; a ratchet wheel unit; two gear members; an urging member for biasing the gear members to engage the ratchet wheel; a transmission unit connected to the gear members and driven by the pneumatic motor; and a gear-selecting unit including an operating knob, a switching member and two pushing members, The operating knob is mounted on the wrench housing and is disposed distal from a head section of the wrench housing for driving movement of the pushing members. Each of the pushing members pushes a respective one of the gear members to move away from the ratchet wheel unit when moved from a releasing position to a pushing position. | 09-19-2013 |
20130298755 | MOTOR ASSEMBLY FOR PNEUMATIC TOOL - A motor assembly for a pneumatic tool includes: a motor cylinder coaxially secured in a tubular inner housing, which is coaxially secured in a tubular outer housing and has an inlet passage defining a longitudinal axis, including a valve seat, and defining forward and reverse passages that communicate with a motor chamber and extend through the valve seat, and an exhaust port that communicates with the motor chamber, and a throttle passage defined between the inner and outer housings; a motor rotor supported within the motor chamber and rotatable in a forward or reverse direction; and a rotary valve coaxially disposed in the inner housing, supported by the valve seat, and rotatable about the longitudinal axis between forward and reverse positions. | 11-14-2013 |
20130319713 | HANDLE BODY FOR PNEUMATIC TOOL - A pneumatic tool includes a handle body, an output unit having a driving head, a driving unit for driving the output unit, and a switching unit operable to change the rotational direction of the driving head. The handle body includes: a surrounding wall having a top surface and an axial space that has a central axis and that is adapted to permit the driving unit to be mounted therein; a mounting unit disposed at the top surface of the surrounding wall and adapted to permit the switching unit to be mounted therein; and a through hole formed vertically through the surrounding wall and in spatial communication with the axial space, the through hole being adapted to permit the output unit to be mounted therein. | 12-05-2013 |
20130319714 | Pneumatic Driven Wrench - Apneumatic driven wrench comprises: a housing defining a middle channel; a cylinder defining two fluid passages; a rotor; a first valve; a second valve driven by a valve-switching member for controlling fluid communication between the middle channel and a selected one of the fluid passages; a valve-triggering unit for driving the first valve; and a locking member driven by the valve-triggering unit to move between releasing and locking positions. The locking member engages one of the valve-switching member and the second valve when at the locking position. The locking member is disengaged from the one of the valve-switching member and the second valve when at the releasing position. | 12-05-2013 |
20140020923 | PNEUMATIC TOOL - A pneumatic tool includes a shell body with an air-feeding path, a cylinder including first and second air passages, a rotary valve, and a valve control component. The rotary valve has an intermediate air passage, and is rotatable among first, second and third angular positions to control airflows from the air-feeding passage to the first and second air passages, so as to control output power of the pneumatic tool. The valve control component is disposed on the shell body and is operable by an external force to bring the rotary valve into rotation among the first, second and third angular positions. | 01-23-2014 |
20140069760 | POWER TOOL - A reciprocal switching structure of a ratchet wrench is provided and includes a case, a gear assembly, two gear racks, a reciprocal switching mechanism, and a transmission unit. The case has a first end and a second end, wherein the second end is adjacent to a gripping part of the ratchet wrench and is opposite to the first end. The gear assembly is pivotally disposed in the case. The two gear racks engage or disengage from the gear assembly reciprocally. The reciprocal switching mechanism is disposed in the case and includes two push rods and at least one reciprocal switching member. The transmission unit pivotally is disposed in the case, and is pivotally connected between the two gear racks for driving the two gear racks to be displaced. | 03-13-2014 |
20140083256 | PNEUMATIC RATCHET WRENCH HAVING A SHRUNK HEAD SECTION - A pneumatic ratchet wrench includes a main body, an output unit, a driving unit, and a transmission unit. The main body has a handle section and a shrunk head section narrower than the handle section. The output unit includes a driving head for outputting a power. At least a major portion of the output unit is disposed within the shrunk head section. The driving unit is disposed within the main body for generating the power pneumatically. The transmission unit is disposed within the handle section for transmitting the power to the driving head. | 03-27-2014 |
20140083257 | POWER DRIVEN RATCHET WRENCH HAVING AN ECCENTRIC YOKE - A power driven ratchet wrench includes a wrench body, an output unit including a driving head rotatable about a Z-axis and adapted for outputting a power, a driving unit including a rotor rotatable about an X-axis perpendicular to the Z-axis, and a transmission unit. The transmission unit includes an eccentric projection connected eccentrically to the rotor and rotatable about the X-axis, two racks connected to the output unit, and an eccentric yoke disposed pivotally in the wrench body. A yoke body of the yoke has a slot permitting the eccentric projection to move therein, and a connecting portion connected to the racks at positions misaligned from the X-axis. The X-axis extends through the slot. The connecting portion drives the racks and the driving head to rotate. | 03-27-2014 |
20140144293 | PNEUMATIC TOOL CAPABLE OF PREVENTING DEFORMATION OF A FRONT HANDLE SECTION - A pneumatic tool includes a front handle section having an axial hole unit formed in a bifurcated front end, a bush unit extending into the axial hole unit, a driving head extending through the axial hole unit and obstructed by the bush unit, and a position limiting unit including at least one stop member disposed on an exposed section of the driving head, and a compression spring disposed between the bush unit and the driving head. The compression spring biases the stop member to contact the bush unit. As such, the driving head is fixed in the bifurcated front end of the front handle section, so as to prevent deformation of the bifurcated front end due to rotation of the driving head relative to the front handle section. | 05-29-2014 |
20140182992 | RATCHET WRENCH WITH A DIRECTION SWITCHING DEVICE - A ratchet wrench includes a direction switching device. The direction switching device includes two switching members for controlling the rotational direction of a gear, a resilient unit disposed among a body and the switching members for biasing the switching members away from the gear, and a ring unit disposed rotatably on the body. The ring unit includes a convex portion and a concave portion, and is operable to allow the convex portion and the concave portion to act on the switching members, so that one of the switching members comes into contact with the gear, while the other of the switching members is removed from the gear. When no external force is applied to the ring unit, the switching members are biased by the resilient unit to remove from the gear. | 07-03-2014 |
20150273679 | PNEUMATIC TOOL - A pneumatic tool includes a tool body and a driving unit. The tool body has a handle portion having opposite front and rear handle ends along a first axis, and a head portion that is connected to the front handle end of the handle portion, and that has opposite first and second head ends along a second axis perpendicular to the first axis. A ratio of the sum of a width of the head portion along the first axis and a distance between the front and rear handle ends of the handle portion to a distance between the first and second head ends is equal to or greater than 2. The driving unit is mounted in the head portion, and includes a cylinder operated by high pressure air, and a power transmission member driven by the cylinder for power transmission. | 10-01-2015 |
20150275669 | AIR-TIGHT SWITCHING DEVICE FOR USE IN A PNEUMATIC TOOL - A switching device for a pneumatic tool includes a valve member, a connecting member and an operating unit. The valve member is rotatable relative to the pneumatic tool between first and second positions. The connecting member is coupled to the valve member in a manner such that the connecting member drives the rotation of the valve member and that an assembly of the valve member and the connecting member is flexible, so as to establish an air-tight seal between the valve member and a pneumatic motor of the pneumatic tool. The operating unit is mounted on the pneumatic tool and coupled co-rotatably to the connecting member. | 10-01-2015 |