Class / Patent application number | Description | Number of patent applications / Date published |
081124600 | Having axial opening for removable handle | 24 |
20080245195 | Anti-Slip Socket Capable of Stably Applying Force in Clockwise and Counterclockwise Directions - An anti-slip socket capable of stably applying force in clockwise and counterclockwise directions comprises an engaging hole having an axial rectangular engaging portion on each inner wall' central portion of at least three sides thereof, so that the respective engaging portions can be synchronously engaged with the peripheral surface of the head portion of a work piece in a surface-to-surface contact manner. Therefore, besides being applied to normally drive a work piece, the anti-slip socket is still applicable when the angles of the head portion of the work piece are deteriorated and can easily drive the head portion of the work piece no matter in the clockwise direction or the counterclockwise direction, absolutely preventing the slippage with respect to the head portion of the work piece. | 10-09-2008 |
20090090223 | Quick switch device for connecting driving member to hand tool - A hand tool includes a handle having a first connection end and a second connection end of a driving member is shaped to be engaged with the first connection end by a connection unit which is connected to the second connection end. A control unit is connected to the first connection end and cooperated with the connection unit. A push member is located between the connection unit and the control unit. The push member is moved by the control unit to push the connection unit to disengage from the first connection end. The control unit is operated by a switch unit which is located on a side of the first connection end. | 04-09-2009 |
20090205468 | IGNITION SYSTEM FOR INTERNAL COMBUSTION ENGINE AND METHOD FOR INSTALLATION OF SAME - A novel method and apparatus useful for the installation of a flame cone within a respective throughbore in the head of an ICE having a pre-ignition system without removal of the head from the ICE, followed by threading a spark plug into the outboard end of the flame cone. This installation is effected from a location external of the head and while the head is affixed in covering relationship to one or more combustion chambers of the internal combustion engine. The installation further comprises employing unique interconnection between the flame cone and an installation tool. The flame cone includes a rotational position indicator which is aligned with an exit port in the flame cone and which contributes to the exclusivity of mating interconnection with the tool in a manner which converts rotational movements of the tool to like rotational movements of the flame cone, hence like rotation of the location of the exit port. | 08-20-2009 |
20090282952 | Cold forged stainless tool and method for making the same - A method for cold forging a stainless steel tool includes a preparation step, a cold forging step, a trimming step and a hardening step. At the preparation step, there is provided a billet of stainless steel. At the cold forging step, the billet is cold forged into a forged billet in a plurality of rounds. A gap between a round and a previous round is shorter than the time required for the time needed for the forged billet to return to the temperature in the beginning of the previous round. At the trimming step, the forged billet is lathed and grounded. At the hardening step, thermal treatment is conducted on the lathed, grounded, forged billet. A stainless steel tool is formed after cooling. | 11-19-2009 |
20110017026 | Identification Structure for a Socket - An identification structure formed on an outer surface of the socket comprises two parts for indentifying the sizes of the working hole and the square hole, respectively. The part for identifying the size of the square hole includes at least one identification area consisting of at least one axial identification portion or one radial identification portion or a combination of the at least one axial identification portion and the radial identification portion. Each of the axial and radial identification portions is a rectangular structure. The axial identification portion each represents a ⅛ inch, and the radial identification portion each represents 1 inch. | 01-27-2011 |
20110100167 | Fastener-Driving Sleeve Assembly - A fastener-driving sleeve assembly is driven by a driving tool to rotate a fastener, and includes a connecting sleeve and a reinforcing ring. The connecting sleeve has a tool-connecting portion and a fastener-connecting portion. The tool-connecting portion has a head-receiving hole engaging fittingly a driving head of the driving tool. The fastener-connecting portion has a fastener-receiving hole engaging fittingly the fastener. The reinforcing ring is sleeved fixedly on the fastener-connecting portion of the connecting sleeve. The reinforcing ring and the connecting sleeve have complementary interengaging surfaces. Preferably, the connecting sleeve and the reinforcing ring are made of two different metal materials, respectively. | 05-05-2011 |
20110146461 | Socket wrench - To provide a socket wrench in which an assembling hole formed in a socket body can be brought into stable engagement with a drive disposed at an operating handle without rattling, and facilitating a smooth engaging operation of the socket body with respect to a polygonal head part of a bolt to be operated. | 06-23-2011 |
20110185860 | Socket Assembly - A socket assembly includes a socket body and a mounting member mounted on the socket body. The mounting member has an inner periphery provided with a mounting hole mounted on an outer periphery of the socket body and has an outer periphery having a non-circular shape. Thus, the outer periphery of the mounting member has a color layer so that the operator can identify the size and specification of the socket body by the color of the outer periphery of the mounting member. In addition, the mounting member has an outer periphery having a non-circular shape so that when the socket body is placed on the ground, the socket body will not roll on the ground by limit of the outer periphery of the mounting member to facilitate the operator taking the socket body. | 08-04-2011 |
20110209587 | TOOL FOR FREEING SEIZED BOLTS - A tool may loosen seized bolts by sending shock waves into the bolt shank and thread areas via axial blows from a pneumatic hammer on the center of the bolt head prior to removal. The tool may allow impacts to be centered on the bolt head without damaging the bolt head or without worry of the bit jumping off the bolt. | 09-01-2011 |
20110226097 | Portable Cylinder Assembly Torque Tool - A tool for torquing a regulator onto a cylinder of a portable cylinder assembly. The tool includes a nut and a socket. The nut is configured to fit around a body of a regulator of a portable cylinder assembly. As such, the nut has a first set of grooves that avoids one or more valve assemblies on the body of the regulator. The socket has a cavity extending therethrough such that the cavity consists of three sections: a top section, a middle section and a bottom section. The top section of the socket is configured to be coupled to a device that applies a torque force on the socket. The middle section of the socket is configured to avoid a case of the regulator which is disposed above the body of the regulator. The bottom section of the socket is configured to be coupled to the nut. | 09-22-2011 |
20120240732 | FORK CARTRIDGE DRIVER - A fork cartridge driver having an outer ring and an inner driver which is reversible to engage both a fork cap and a fork cartridge. Also a second embodiment of a fork cartridge driver having an enclosed slot. Also a third embodiment of a fork cartridge driver having an engagement feature mate. Also a method for disassembling a fork cartridge assembly, which includes a fork cap having an octagonal outline portion and a fork cartridge having a ridge using a fork cartridge driver which is reversible. | 09-27-2012 |
20120285298 | SOCKET COUPLING RECEPTACLE - An interchangeable socket for a socket wrench or other tool is disclosed. The socket has a fastener-receiving end, dimensioned to receive and fit a specified fastener. The socket has a post-receiving end dimensioned to receive and fit a square cross-section drive post. The post-receiving end has a square cross-section hollow bounded by four walls intersecting at corners of the hollow. The post-receiving end has guide surfaces that intersect with the four walls and each other. The guide surfaces cooperate with the drive post to rotate and align the drive post with the square cross-section hollow. The guide surfaces are symmetric with respect to the four walls. The guide surfaces are symmetric with respect to the corners of the square cross-section hollow. | 11-15-2012 |
20130032009 | Quickly coupling socket - A socket includes a plurality of protrusions circumferentially disposed around a circular top opening in a top portion of the socket, whereby upon insertion of a driving (or coupling) shaft of a spanner with square head portion into the square hole in the socket, the square head portion of the driving shaft will be respectively biased or thrusted by the protrusions and then smoothly guided or slid through a sloping surface tapered downwardly radially from the circular opening into the square hole for quickly coupling the driving shaft of the spanner with the square hole in the socket. | 02-07-2013 |
20130042726 | Method for Marking a Socket - Disclosed is a method for marking a socket. The method includes the steps of providing a socket, making at least one indented mark in the surface of the socket, executing a heat treatment on the surface of the socket, providing at least one colored layer in the indented mark, providing an electroplated layer on the surface of the socket except the colored layer, removing a portion of the electroplated layer from the surface of the socket to form an exposed portion of the surface of the socket, and providing a black-dyed layer on the exposed portion of the surface of the socket. The heat treatment can be executed after the colored layer is provided. | 02-21-2013 |
20130091994 | Drive Tool Capable of Being Coupled at Multiple Angles - A drive tool comprises a socket body, which has a drive end for coupling to a handle and a socket end for coupling to a bolt or nut. The drive end defines a drive opening for being engaged with a drive lug of the handle. The drive opening is defined by at least two sets of engagement surfaces, all sets of engagement surfaces being evenly distributed with respect to a central line of the socket body and being spaced at intervals of an angle, each set of engagement surfaces being configured to define a sub-opening that is matched with the drive lug of the handle so that the drive lug of the handle can be engaged with each set of engagement surfaces. Thereby, the handle can be coupled to the drive tool more easily so as to facilitate an operation. | 04-18-2013 |
20130291690 | Socket Wrench with an Energy-Saving Function - A socket wrench includes a handle and an actuating head connected with the handle. The handle has a first end provided with a mounting portion and a second end provided with a grip. The mounting portion of the handle has an inner wall provided with a pivot hole pivotally mounted on the actuating head and has an outer wall provided with a first driving arm and a second driving arm. The actuating head has an upper end provided with an extension which has a distal end provided with an elongate guide slot. Each of the first driving arm and the second driving arm of the handle is slidably mounted in the guide slot of the actuating head. The actuating head has a lower end inserted into a socket which is mounted on one bolt of a wheel. | 11-07-2013 |
20130319186 | Socket with a Reinforced Strength - A socket includes a body and a sleeve. The body is made of metal and includes first and second coupling ends for respectively coupling with a fastener and a driving tool. The first coupling end includes an outer periphery having a first protruded section, a second protruded section, and an engagement section extending between the first and second protruded sections. The sleeve is made of metal having a hardness greater than a hardness of the body. The sleeve includes an inner periphery extending between first and second end faces of the sleeve. The inner periphery of the sleeve includes an engagement portion engaged with the engagement section of the body, with the sleeve not contacting with the first and second protruded sections. | 12-05-2013 |
20140123818 | Socket with a Reinforced Strength - A socket includes a body and a reinforcing sleeve. The body includes first and second coupling ends for respectively coupling with a fastener and a driving tool. The first coupling end includes a conical section having a small diameter end and a large diameter end. A spacing between the small diameter end and the second coupling end along the longitudinal axis is smaller than a spacing between the large diameter end and the second coupling end along the longitudinal axis. The conical section has increasing diameters perpendicular to the longitudinal axis away from the second coupling end. The reinforcing sleeve is mounted around the conical section of the body to reinforce the socket. | 05-08-2014 |
20140196578 | VISUAL INDICATOR FOR TURN-OF-NUT TORQUE APPLICATION - A socket for a turn-of-nut torque application includes at least one visual indicator for indicating a turn-of-nut position. In a preferred embodiment, a visual indicator is precisely machined into the exterior surface of the elongated body portion of the socket. The visual indicator may correspond with an interior corner of the nut end recess. Several visual indicators may be provided, and each visual indicator may correspond with a different interior corner of the nut end recess. The visual indicator may further comprise a permanent paint, and each additional visual indicator may comprise a different colored permanent paint. | 07-17-2014 |
20140260825 | SOCKET WITH FOUR POINT DRIVE - An improved socket having a drive end opening being so dimensioned for receiving a drive anvil, the opening comprising a plurality of bounding surfaces parallel to a central axis and being disposed in diametrically opposed pairs about the axis, where the diametrically opposed pairs of bounding surfaces include: at least two pairs of flat side surfaces being parallel to each other about the central axis; at least two pairs of curved recess surfaces forming respective inner corners of the drive end opening; and adjacent pairs of outwardly diverging transition surfaces transitioning between respectively adjacent pairs of the flat side surfaces and the curved recess surfaces. The improved socket increases corner radius for minimizing stress concentration at the corners and provides outwardly diverging transition surfaces for relocating the areas of maximum stress away from the corners. | 09-18-2014 |
20140260826 | Socket and Bit Retention - A tool including a bit including a detent portion in the form of a detent ball and a bias member adapted to provide a biasing force to the detent ball in an outward direction. The detent ball is adapted to engage a receiving portion in a socket to securely couple the bit to the socket. The biasing force may be sufficient to prevent the bit from being accidentally removed from coupling to the socket by hand after assembly. In one aspect, the bit may be removed from the socket upon application of an axial force of about 40 pounds or greater. | 09-18-2014 |
20150352695 | SLEEVE STRUCTURE FOR DAMAGED SCREW NUT - A sleeve may include a hexagonal engaging hole at one end that engages with the screw nut and a coupling hole at the other end that engages with a wrench; wherein the engaging hole is inwardly tapered and the taper angle is two to four degrees, thereby enabling easy engagement of the engaging hole with screw nut; and there is a dodge groove formed at each corner of the hexagonal engaging hole and each pair of adjacent dodge grooves are separated with a driving block; and the surface of each driving block that touches the screw nut is concave and thus a driving corner is formed on each side of the driving block; and each driving block has a groove and thus two adjacent interior corners are formed at the bottom of the groove. | 12-10-2015 |
20150360349 | Bonnet Nut Socket - A socket for removing bonnet nuts. The socket includes a body, a first end with a head, a channel disposed longitudinally through the body, and a second end with a pair of aligned apertures. The head comprises a hexagonal shape and an indentation disposed at each of the vertices of the hexagon, thereby allowing the head to engage with bonnet nuts commonly used with various types of diverter valves. The aligned apertures disposed at the second end of the socket allow an elongated object, such as the shaft of a screwdriver, to be inserted therethrough to assist in applying leverage to the removal of the bonnet nut. The present socket allows for the convenient removal of bonnet nuts that are flush or sub-flush with a finished wall. | 12-17-2015 |
20150375377 | DRIVING HEAD-CHANGEABLE TOOL - A driving head-changeable tool is provided, comprising an outer sleeve and an inner sleeve. The outer sleeve has an end peripheral edge and a non-circular circumferential inner wall. The end peripheral edge is formed with corner portions and blocking flanges. The inner sleeve has a non-circular circumferential outer wall. The inner sleeve is rotatably sleeved by the outer sleeve and has a first connecting end along a central axis. An inner wall of the first connecting end is formed with concaves extending axially. The non-circular circumferential inner and outer walls are nonrotatably abutted against each other. As viewed in an axial direction, each concave overlaps with one the blocking flange. When a driving head is inserted in the inner sleeve and the outer sleeve and the inner sleeve come close to each other, the driving head is blocked by the blocking flanges. | 12-31-2015 |