Abstract: An attaching and detaching tool for removing a flywheel connected to a crankshaft of an internal combustion engine using a nut, in which the flywheel is removed by pulling the flywheel with an axial force generated in the nut when the nut is loosened, is provided. A socket wrench is coupled to a nut connected to a crankshaft and a flywheel is coupled to a puller assembled to the socket wrench via a bolt, and then the socket wrench is rotated while the rotation of the puller is stopped by a spinner handle, whereby the nut is loosened and the flywheel is removed.

Abstract: Exemplary embodiments are disclosed of socket adaptors for retaining impact sockets to impact tools.

Abstract: A ratchet wrench includes a wrench main body provided at an end thereof with a through hole, wherein a ratchet wheel is disposed, which is provided from top to bottom thereof in order with an upper ratchet portion, an upper annular groove, a middle ratchet portion, a lower annular groove and a lower ratchet portion. The upper and lower ratchet portions both protrude out of the through hole. The middle ratchet portion is located in the through hole. Two retainers are respectively disposed in the upper and lower annular grooves located out of the through hole, for retaining the ratchet wheel in the through hole. As a result, in the ratchet wrench of the present invention, the wrench main body doesn't need much processing, thereby improved in processing convenience. Besides, the installation of the members is convenient and firm, thereby benefiting the operation of the ratchet wheel.

Abstract: A shifting device includes a sleeve module and a shifting member movably disposed in the sleeve module. The sleeve module has a through hole. The through hole is divided into a first hole region, a buffering region, and a second hole region. The shifting member includes a third operating section and a fourth operating section. The shifting member is movable between a first position and a second position. The fourth operating section of the shifting member is situated in the buffering region when the shifting member assumes the first position, and the second hole region and the third working hole are adapted to turn a fastening member. The third operating section of the shifting member is situated in the buffering region when the shifting member assumes the second position, and the first hole region and the fourth working hole are adapted to turn the fastening member.

Abstract: A torque tool to remove a sensor body includes a substantially circular base, the base having a substantially hexagonal interior extending away from the circular base, the circular base having an exterior that extends into an outer hexagonal body; and an elongated opening extending from a rim of the base to the hexagonal interior, wherein each tip of the hexagon interior has a corner relief.

Abstract: A pipe cutting machine, which includes a hole-type movable cutting die (6b), which is driven by a drive lever (7), by means of which circular movements with a continuously variable stroke (h) can be performed, an eccentrically shaped crank pin bearing (26) in an outer shaft (18), in which a crank pin (11), which is arranged eccentrically on a crank pin drive (23), is movably supported in relation to the outer shaft (18), the crank pin (11) being in operative connection with the drive lever (7).

Abstract: A socket is provided, including a first member, a second member and a third member. The second member is movably inserted within the first member. The third member is movably sleeved with the first member.

Abstract: An accessory driver tool connectable to a power tool includes a main body and a sleeve. The main body includes a first end, a second end, a tool coupling mechanism at the first end, and a first fastener driving member disposed at the second end. The sleeve, disposed concentrically about the main body, includes a second fastener driving member disposed adjacent the second end of the main body. The sleeve is axially displaceable along the main body between a retracted position, in which the first fastener driving member is exposed to engage a first fastener, and an extended position, in which the second fastener driving member is exposed to engage a second fastener. The sleeve is rotatable relative to the main body while in the extended position.

Abstract: A universal tool which can be a screwdriver, wrench, pliers, or any other tool. The tool can operate on an object (e.g., a screw, bolt, etc.) of any shape because of a set of pins that can mold to match a shape of the object. For example, a same universal screwdriver has pegs which mold themselves to match a shape of a slotted screw head or mold themselves to match a shape of a philips screw head. A user of the universal screwdriver can then turn such screw by turning the universal screwdriver in a standard fashion. When the universal screwdriver is removed from the object, then the pegs automatically revert themselves to a default position so a different shaped screw head can then be operated on.

Abstract: A self-forming socket assembly includes a socket having an operational end and a connection end. A recess is defined in the operational end and a passage is defined in the connection end and communicates with the recess. A board is rested on a shoulder in the recess and includes a central hole and multiple bores. Each bore has a gripping pin retractably inserted therein, and includes a polygonal section. A bit movably extends through the passage of the socket and the central hole of the board. The bit is positioned in the central hole of the board or positioned to protrude beyond the recess.

Abstract: A right-angle socket for ratchet tools includes a hexagonal drive port adapted to receive interchangeable interface fittings, or adapters, which accept ratchet drives from various styles of ratchets. The interface fitting journals within and coaxial with the hexagonal drive port and is held in place by a keeper such as a spring ball. A coaxial port within the interface fitting accepts one type of conventional ratchet drive, such as a square drive, of selected size commonly available. Other interface fittings accept other types of ratchet drives, such as pass-through drives. The interface fitting may be inserted from either side of the socket and includes a circumferential groove that receives the keeper to hold the interface fitting axially affixed within the hexagonal port. Both single and double-sided interface fittings are provided, as well as swivel fittings.

Abstract: A socket assembly includes an outer socket, an inner socket mounted in the outer socket, and an intermediate socket mounted in the outer socket. The outer socket has a plurality of drive blocks and a plurality of retaining grooves. The inner socket includes a first base, a plurality of first driving sections, and a plurality of first openings. The intermediate socket includes a second base, a plurality of second driving sections, and a plurality of second openings. Thus, the inner diameter defined between the first driving sections is smaller than that defined between the second driving sections by 2 mm, and the inner diameter defined between the second driving sections is smaller than that defined between the drive blocks by 2 mm, so that the inner socket, the intermediate socket and the outer socket co-operate to operate three successive sizes of nuts.

Abstract: A nut driver for driving nuts of various sizes includes an elongated housing with opposing driver and handle ends. The driver end is open and assumes a largest size. A rigid collar and plunger are fixed about the housing and positioned at any of a number of selectable radial positions, each of which is associated with a different nut size. A plurality of nested sockets are each slidably movable by the plunger between forward and rearward positions. Each socket has a foot adapted for contacting the plunger at one of the selectable radial positions. The elongated housing is preferably separated into two sections, including a handle and a two-sided socket mechanism that includes two opposing driver ends each having sockets of different sizes.

Abstract: A wire twisting tool provides a rotatable jaw housing defining an interior cavity and a housing slot shaped for receiving one or more strands of wire. One or more jaw members are disposed in the interior cavity of the jaw housing. The jaw housing is generally rotatable relative at least one jaw member. At least one jaw member advances inwardly during jaw housing rotation and is operable to engage the wire. One or more jaw members can be rotated simultaneously with the jaw housing for twisting the wire. Methods of twisting wire using a wire twisting tool are also provided.

Abstract: A nut driver for driving a nut within a range of nut sizes includes a housing. An open driver end thereof assumes a largest size of the nut sizes, and a selector end thereof terminates in a rotational knob that is positionable at any of a number of selectable radial positions. A cam is rotationally fixed with the knob and within the housing and terminates at a forward end with a selector ramp. A plurality of plungers are each slidably fixed within the housing and at a rear end thereof engage the selector ramp. Each plunger terminates at a forward end at a notched socket selector. A plurality of nested sockets each assume one of the different nut sizes and are slidably movable by at least one of the elongated plungers between a forward position within the open driver end of the housing and a rearward position.

Abstract: A hollow shaped socket insert adapter rotatively driven by a single socket driver for tightening, loosing, and removing various sizes of nuts/bolts.

Abstract: An impact socket includes a socket body having a first end configured to mount to a drive shaft of an impact wrench and an opposing second end, the socket body defining at least one socket body fastener driving structure at the second end. The impact socket includes a collar assembly carried by the socket body, the collar assembly defining at least one collar assembly fastener driving structure. The collar assembly is configured to move linearly between (i) a first position relative to the socket body where a distal end of the collar assembly extends beyond a distal end of the socket body and (ii) a second position where the distal end is disposed at least equidistant to the second end of the socket body.

Abstract: A detachable ratchet wrench spanner made accordance with the present invention includes a spanner body, a ratchet gear, a retaining collar, and a locking device. The spanner body includes a first surface, a second surface, and a through hole extending from the first surface to the second surface, and an annual recess defined within an inner wall of the through hole. A ratchet gear is rotationally disposed within the through hole. And a retaining collar is attached to a first opening of the through hole located on the first surface. The retaining collar includes a blocking ring and an anchor and a retainer extending from the blocking ring, wherein the blocking ring is located within the through hole, and the anchor is disposed within the annual recess of the spanner body, and the retainer is engaged to the spanner body with a locking device.

Abstract: A rekeying tool for a lock having a lock body, cylinder, upper and lower tumbler pins and upper springs, includes a cylindrically elongated follower having opposing ends. At least one of the ends is hollow and has a V-shaped or U-shaped groove. A cylindrically elongated solid piston having a corresponding V-shaped or U-shaped groove at an end is resiliently positioned in the hollow end of the follower. The solid piston includes a cut-through channel and a pin. The pin extends a cross-section of the hollow end of the follower and passing though the cut-through channel to guide reciprocating travel of the piston from an inwardmost position to an outwardmost extension. The V-shaped or U-shaped groove of the solid piston is substantially aligned with the corresponding V-shaped or U-shaped groove of the hollow end of the follower when the piston is at the outwardmost extension.

Abstract: A tool assembly for a rotary hammer is provided. The tool assembly includes an adapter and a drive socket removably mounted on the adapter. The adapter has a first end portion configured to be held by a chuck of the rotary hammer and a second end portion that includes a socket square drive fitting on which the drive socket is removably mounted. The socket drive fitting can have any suitable size. For example, the socket drive fitting can be a ¼ inch, a ? inch, a ½ inch, or a ¾ inch square drive fitting.

Abstract: A tool assembly for a rotary hammer is provided. The tool assembly includes an adapter and a drive socket removably mounted on the adapter. The adapter has a first end portion configured to be held by a chuck of the rotary hammer and a second end portion that includes a socket square drive fitting on which the drive socket is removably mounted. The socket drive fitting can have any suitable size. For example, the socket drive fitting can be a ¼ inch, a ? inch, a ½ inch, or a ¾ inch square drive fitting.

Abstract: A joint recognition member is revealed. The joint recognition member includes a joint body formed by a cylinder connected with a polygonal prism. A polygonal hole with a magnet part is set on the cylinder so as to attract driver bits by magnetic force. The device features on that: a narrow neck part with a ring groove is arranged at one end of the cylinder near the polygonal prism. The ring is wrapped around the narrow neck part and outside diameter of the ring is no smaller than that of the cylinder. A protruding ring on the ring is mounted and moved freely in the ring groove. An outer surface of the ring is labeled with words such as size. According to the corresponding polygonal hole, the ring has different shapes and sizes in various colors for fast recognition.

Abstract: A hollow shaped socket insert adapter rotatively driven by a single socket driver for tightening, loosing, and removing various sizes of nuts/bolts.

Abstract: A hollow shaped socket insert adapter rotatively driven by a single socket driver for tightening, loosing, and removing various sizes of nuts/bolts.

Abstract: The present invention relates to a dimension reducing flange equipped nut insert (2) to quickly and safely releasably insertion in a tool head (1) of an hydraulic wrench. The invention is characterized by at least two inserts (3) of a magnetic material intended to, at a mounted position of the insert, come to a close position towards magnetisable portions of the tool head (1) in such a way to allow a magnetic flow between the parts and exert a retaining action between the nut socket insert (2) and the tool head (1).

Abstract: A universal socket that forms around a fastener to drive the fastener received by the universal socket generally includes a socket housing including a circumferential wall that defines a chamber having an inner periphery and an opening. The inner periphery extends through the socket housing along a longitudinal axis. A plurality of pin members is operable to be disposed in the chamber. A plate member has a first surface and a second surface that define through holes formed between the first and second surfaces. The through holes accommodate a cross-sectional diameter of a middle portion of the pin members but each of the through holes is too small to accommodate a cross-sectional diameter of a first end portion of the pin members. The plate member is operable to connect in the chamber to hold the plurality of pin members in the socket housing. A plurality of pin cap members includes frangible connections with an adjacent pin cap member.

Abstract: A ratcheting handle having a ratchet device, an asymmetrical, triangular-shaped grip, and a tool adapter connected to the grip by the ratchet device, and a selector for changing the ratcheting direction of the ratchet device. The selector has a cylindrical wall that surrounds the tool adapter, guides the tool into engagement with the tool adapter, and stabilizes the tool when the grip is being rotated. The tool may be a conventional socket tool or a universal socket tool having a plurality of pins that are closely packed in parallel to each other and which move in accordance with the size of the fastener. The grip includes a first gripping portion extending below the rotational axis of the ratchet device and a second gripping portion extending above the rotational axis.

Abstract: A socket assembly includes an outer part and an inner part which is inserted in the outer part. A flange extends radially outward from an end of the inner part and is mounted on an end of the outer part. The outer part is made by steel and the inner part is made by aluminum. A positioning device is located between the outer part and the inner part. The positioning device includes a plurality of grooves defined in an inner periphery of the outer part and a plurality of ribs extend from an outer periphery of the inner part. The ribs are engaged with the grooves.

Abstract: A ratcheting handle having a ratchet device, an asymmetrical, triangular-shaped grip, and a tool adapter connected to the grip by the ratchet device, and a selector for changing the ratcheting direction of the ratchet device. The selector has a cylindrical wall that surrounds the tool adapter, guides the tool into engagement with the tool adapter, and stabilizes the tool when the grip is being rotated. The tool may be a conventional socket tool or a universal socket tool having a plurality of pins that are closely packed in parallel to each other and which move in accordance with the size of the fastener. The grip includes a first gripping portion extending below the rotational axis of the ratchet device and a second gripping portion extending above the rotational axis.

Abstract: An open end wrench includes a body portion including an elongated longitudinal portion defining a longitudinal axis and having an interior space, and an arcuate first jaw portion fixed to one end of the elongated portion; a second arcuate jaw portion pivotally attached to the arcuate first jaw portion and defining a gripping space therebetween for receiving a fastener, said second arcuate jaw portion being pivotally movable between a gripping condition for gripping the fastener when the wrench is turned in one direction and an non-gripping condition for permitting the arcuate second jaw portion to slip around the fastener without gripping when the wrench is turned in an opposite direction; and (c) resilient means longitudinally oriented and positioned in the interior space of the longitudinal portion of the body for biasing the second jaw portion into the closed position.

Abstract: A socket includes an inner lining detachably formed in an inner hole within the socket, with the inner lining formed therein with a differentially-sized torque recess including at least a large hexagonal hole defining a large diagonal distance (D1) between two diagonal points of the large hexagonal hole and a small hexagonal hole gradationally contracted inwardly from the large hexagonal hole and defining a small diagonal distance (D2) between two diagonal points of the small hexagonal hole, so that each inner lining may be provided for selectively engaging at least two differently-sized nuts (or bolts) for convenient and economic torquing purpose.

Abstract: The present application is directed to adjustable wrenches. In one embodiment, the open-ended wrench includes a head with a opening sized to receive workpieces. One or more shims are attached in an adjustable manner within the opening to alter the width of the wrench.

Abstract: A heavy duty, large self-forming socket having a plurality of retractable gripping pins bundled in parallel and held in a frame within a housing is disclosed. The frame is positioned axially within the housing by radially extending, elongated hold elements that are positioned circumferentially around the housing. Slots in the housing exterior allow efficient inspection of the position of holes into which the hold elements are installed. A collar with shelf around the center pin protects the bias spring for the pin from over-compression. The gripping pins may be held to the frame by spring clips and/or a resilient O-ring. An adaptor is attached wherein a secondary operation is used to remove the adaptor from the square end of the socket. The self-forming socket is well suited for use with valves and controls for water, gas, sewage conduits and piping.

Abstract: An apparatus for facilitating the use of tools on underground pipeline systems including a socket having a polygonal open end, a pliable socket insert having a polygonal outer circumference corresponding to the polygonal socket opening adapted to fit snugly into the polygonal opening and flush with the open end of the socket and a locking device by which the socket insert is maintained within the socket during use. The socket insert is provided with a plurality of pliant inwardly extending projections which deform to the size and geometry of the tool to be employed when the socket is pressed onto the tool.

Abstract: A multifunctional hexagonal driver includes a driver section that has a plurality of unique driver heads having various sizes for engaging fasteners. The driver further includes a mechanism for securing the driver heads to the housing and a mechanism for adapting the driver heads between extended and retracted positions. A handle section has a bore formed therein for effectively receiving the driver section therein. Such a handle section includes a sleeve slidably positionable thereover and an elongated socket formed at a proximal end portion of the handle section. The socket includes a ball bearing extending radially and inwardly therefrom.

Abstract: A work piece holding arrangement (10) includes an array of engagement elements (12) for engaging a work piece. The arrangement (10) also includes an actuator (34) for moving a plurality of the engagement elements (12) into engagement with the work piece, and a deformable clamping member (26) to clamp the engagement elements (12). The clamping member (26) is deformable between a clamping condition in which at least some of the engagement elements (12) are engaged by the clamping member (26) and clamped in respective positions, and a non-clamping condition in which the engagement elements (12) can move.

Abstract: A box end wrench includes an annular flange extending from a first side thereof and an inner diameter is larger than a maximum inner diameter of the box end. A compressible member is engaged with a second side of the box end and can be compressed by an object engaged with the box end. The compressible member pushes the object from the toothed inner periphery of the box end to a space enclosed by the annular flange, so that the object is retained in the box end while the handle of the wrench is allowed to be rotated in counter clockwise.

Abstract: A heavy duty, large self-forming socket having a plurality of retractable gripping pins bundled in parallel and held in a frame within a housing is disclosed. The frame is positioned axially within the housing by radially extending, elongated hold elements that are positioned circumferentially around the housing. Slots in the housing exterior allow efficient inspection of the position of holes into which the hold elements are installed. A collar with shelf around the center pin protects the bias spring for the pin from over-compression. The gripping pins may be held to the frame by spring clips. An adaptor is attached wherein a secondary operation is used to remove the adaptor from the square end of the socket. The self-forming socket is well suited for use with valves and controls for water, gas, sewage conduits and piping.

Abstract: A ratchet wrench structure includes a wrench body, a ratchet wheel, and a socket. The ratchet wheel has a center formed with a combination hole which has an inner periphery formed with a plurality of insertion ribs. Each of the insertion ribs of the ratchet wheel includes two first insertion faces located on the two opposite sides thereof, and a second insertion face located between the two first insertion faces. Thus, the ratchet wrench structure is available for sockets with sector-shaped and arcuate-shaped insertion recesses.

Abstract: A multiple-size nut driver comprising a socket portion and a handle connected to the socket portion for rotating the socket portion. The socket portion includes a plurality of concentric hexagonal sockets slidably mounted along a longitudinal axis of the driver. Each of the sockets slide between a forward operative position and a rearward retracted position. The handle includes a socket selector mounted behind the plurality of concentric hexagonal sockets. The socket selector holds a selected socket in the forward operative position while allowing unselected sockets to retract to the rearward retracted position. The selected socket is then placed over a nut, and turns the nut when the socket portion is rotated by the handle. Alternatively, the driver automatically selects the proper socket for a given nut by allowing sockets smaller than the nut to be retracted by the nut while the proper size socket and larger remain extended.

Abstract: An adaptor device includes an adaptor and a retainer. The adaptor includes a first end removably mounted in a box end of a wrench and a second end releasably engaged with an object such as a tool bit. The retainer is fixed to the first end of the adaptor and includes at least two resilient retaining sections on an outer periphery thereof. A slit is defined between two resilient retaining sections that are adjacent to each other. The resilient retaining sections abut against an edge of the box end of the wrench, thereby providing an engaging force between the resilient retaining sections and the edge of the box end that is greater than an engaging force between the adaptor and the tool bit. Thus, the tool bit can be disengaged from the adaptor without causing disengagement of the adaptor from the box end of the wrench.

Abstract: A socket mounted on the actuating handle of a socket wrench. The socket includes a hollow body member housing a number of individual sockets, which individual sockets can be moved inwards into the hollow body member to provide a socket of the correct size to engage a hexagonal bolt or nut. There is thus no longer the need to provide a number of sockets for placing on the socket wrench. The one socket will accommodate a large number of sizes.

Abstract: A drill bit has a chuck engaging shank portion having a geometric cross-sectional shape; a plurality of projections formed on at least a part of at least one of said surfaces; said projections (a) varying in height across said surface, and (b) engaging an inner surface of a chuck to prevent slippage of said bit in said chuck.

Abstract: A low-profile wrench. An elongate, axially asymmetric housing encloses two turning members have axes of rotation that are angled with respect to one another. One of the turning members, whose axis is oriented in the elongate dimension of the housing, receives a turning force and transmits the turning force to the other turning member. The second turning member is adapted to be coupled to a fastener, for turning the fastener.

Abstract: An adjustable socket for engaging various sized fastener projections such as hexagonal nuts, includes a socket body with a cavity having a spring-biased plate pushing nested and concentrically positioned sliding sleeves toward the socket opening and their first position. A retainer member restrains the outer sleeve and offset lower sleeve ends form interlocking shoulders to restrain the inner sleeves. Magnetic strip pairs are between the sleeves and integrated therewith to form magnetic couples when the sleeves are in the first position. The intrusion of a nut will encounter one or more of the smaller sleeves and shear the magnetic coupling between the largest of the smaller sleeves and the next largest sleeve. Magnetic couplings between the larger sleeves are maintained during the downward displacement of the smaller sleeves thus keeping such sleeves in the first position. The sleeve bore shapes can be chosen to engage all shapes of fastener projections.

Abstract: A socket adapted to torque a head of a hardware fastener is presented. The hardware having a predetermined size and an associated counter bore with a predetermined diameter per the SAE Standard cited as: “Wrench Clearance, Table 3, SAE Aeronautical Drafting Manual, 1954 edition, page Y4.04”. The socket comprises a drive portion adopted to engage a socket drive tool, and a hardware portion attached to the drive portion. The hardware portion includes a metallic outer sleeve having an outside diameter which is sized to fit into the associated counter bore of the hardware, and a non-marring inner lining disposed within the outer sleeve. The inner lining includes a hardware torquing hole located at a distal end of the socket, and sized to fit over the head of the hardware to provide torquing to the hardware without marring the hardware.

Abstract: A universal cavity pit wrench having a sleeve with an open end, a mounting panel secured within the sleeve, a plurality of pillar posts that are longitudinally compressible against the mounting panel, and the pillar posts extending out of the open end of the sleeve. The pillar posts are densely packed next to each other and can fill the void of a nut, upon which the sleeve can be rotated to either loosen or tighten the nut.

Abstract: A protective tool cover for preventing damage to objects being worked upon with tools. The protective tool cover includes at least one cover member being adapted to cover the gripping and tool-working portions of a tool and also being made of plastic to substantially prevent certain objects from being scratched and dented during the use of the tool. A first embodiment of the cover member includes a pair of jaw-like end portions interconnected with a main portion and being fitted upon a wrench having jaw-like end portions. A second embodiment of the cover member includes a pair of cover members each having an object-gripping wall, end walls, an open side, and an open end and being fitting on the jaw-like portions of a pipe wrench. A third embodiment of the cover member includes a cylindrical member having a ratcheted outer surface and a ratcheted inner surface and being insertable in a socket.

Abstract: Structural Design of Universal Cavity Pit Wrench, comprising: a sleeving, a mounting panel, a plurality of pillar posts, retainer rods and a plurality of correspondingly functioning retraction springs, for assembling, the plurality of retainer rods are applied to penetrate the mounting panel, get coupled to the retraction spring, then engaged with pillar posts so that the pillar posts are invested with the capability for free retractions, to follow that, the mounting panel is planted into the inner wall of the hollow-set sleeving so that the plurality of pillar posts are neatly deployed on top of the sleeving, so that any nut to be set into the cavity pit, of any type or configuration, may be brought into the cavity pit by the action of those neatly deployed pillar posts, and once all the pillar posts are planted in full into the nut bearing cavity pit loosening or tightening up of an object nut may be proceeded with ease and convenience.

Abstract: An improved adjustable wrench (10) having a body (12) that is divided into a handle portion (14) and a head portion (16). The head portion has an opening (20) defined by a first jaw member (22), a second jaw member (24), and a back portion (26). The first jaw member has a planar surface (32) that is spaced a predetermined distance from, and is parallel to and facing, a corresponding planar surface (34) on the second jaw member. A plurality of inch-increment shims (50) and a plurality of metric-increment shims (52) and an adapter shim (54), each having a hole (56) near one end, are pivotably coupled by a bolt (40) to the first and second jaw members. The bolt divides the opening into a shim-storage region (64) and a fastener-receiving region (62).