Abstract: An external fixation frame system may include a first ring, a second ring, and at least three struts configured to couple the first ring to the second ring, each strut having a rotatable head portion and a counter torque portion. The system may also include an adjustment tool that includes a driver portion having an inner engagement portion for engaging the head portion of the strut, an outer engagement portion for engaging the counter torque portion of the strut, and a feedback mechanism rotatably coupled to the inner and outer engagement portions. The tool may further include a plunger having an inner portion positioned at least partially within the inner engagement portion, and an outer portion positioned at least partially between the inner engagement portion and the outer engagement portions, the plunger being axially translatable with respect to the inner and outer engagement portions.

Abstract: A multi-functional wrench having an adjustable construction and including i) a ratchet mechanism that can be disposed at a plurality of different angular positions with respect to a body of the wrench and ii) a plurality of sockets which are useful for many applications and can accept various bits or tools engageable within the socket. The multi-functional wrench has a body that is archial or curved in shape which is a particular benefit when the wrench is used in difficult to reach areas.

Abstract: An adjustable wrench includes a frame and a movable jaw. The frame includes a handle, a fixed jaw, a guiding slot, a hole, and a holding portion. The guiding slot is formed between the handle and the fixed jaw. The hole communicates with the guiding slot. An adjusting screw is rotatably engaged in the hole. The movable jaw includes a guiding portion slidably engaged in the guiding slot. A supporting portion and an adjusting portion are formed at the bottom side of the guiding portion. The supporting portion abuts against the holding portion, and the adjusting portion is engaged with the adjusting screw.

Abstract: A wireless charging assembly for a passenger compartment of a vehicle includes a vehicle component, a wireless charger and a connection structure. The wireless charger includes a charger housing and at least one primary induction coil disposed in the charger housing. A support structure is connected to the charger housing for securing the portable electronic device to the charger housing. The connection structure movably connects the charger housing to the vehicle component such that the charger housing is movable between a stowed position and an in-use position.

Abstract: A lead implantation tool is used for the implantation of active fixation medical leads. The tool may be configured to operably couple to a lead connector end of an implantable cardiac electrotherapy lead including an active fixation helix tip and wherein the lead connector end includes a contact pin proximally extending from the lead connector end. The tool may include a feature configured to couple to the contact pin and a first mechanism configured to convert linear movement into rotational movement of the contact pin relative to the lead connector end. The tool may further include a second mechanism that causes a stylet extending through the tool and into the contact pin to at least one of distally and proximally displace within the contact pin.

Abstract: An adjustable wrench with strength enhancing structural design includes a body including a grip end and a driving head. The driving head includes a fixed jaw and a movable jaw. The movable jaw engages and is operably movable in a groove. The groove includes two lateral walls facing oppositely and spacing from each other. Each of the two lateral walls includes a first surface and a second surface. The first surfaces of the two lateral walls face oppositely and are separated by a space. The first and second surfaces of each of the two lateral walls have a common edge and an included angle less than 90 degrees. The movable jaw includes two slopped surfaces corresponding to and abutting against the second surfaces of the two lateral walls.

Abstract: An adjustable wrench includes a handle, a head, a slidable jaw, an adjusting assembly, and a reinforcing device. The head formed at one end of the handle and includes a fixed jaw, a sliding rail, a receiving slot, two lateral walls, and two connecting portions. The sliding rail is formed between the two lateral walls. The receiving slot communicates with the sliding rail. Each connecting portion is formed at one end of each lateral wall opposite to the fixed jaw. The slidable jaw is slidably disposed in the sliding rail. The adjusting assembly is positioned in the receiving slot and engaged with the slidable jaw. The reinforcing device connects the two lateral walls and is engaged into the two connecting portions.

Abstract: Tools for grasping and aligning a number of knuckles of a hinge are presented, the tool including: a tube having a bore and a slotted opening in a side of the tube connecting with the bore and parallel thereto, where the bore extends from one end of she tube to another end of the tube, and where the bore includes a diameter sufficient to permit telescoping the tube onto the number of knuckles; a stop located along one end of the tube and perpendicular thereto; sad a pair of flattened surfaces formed along an outside surface of the tube and opposite one another, where the pair of flattened surfaces are configured to receive a leveraging tool. In some embodiments, the flattened surfaces include: a raised flattened surface and an indented flattened surface.

Abstract: An adjustable wrench includes a handle, a head, a slidable jaw, an adjusting assembly, and a reinforcing device. The head formed at one end of the handle and includes a fixed jaw, a sliding rail, a receiving slot, two lateral walls, and two connecting portions. The sliding rail is formed between the two lateral walls. The receiving slot communicates with the sliding rail. Each connecting portion is formed one end of each lateral wall opposite to the fixed jaw. The slidable jaw is slidably disposed in the sliding rail. The adjusting assembly is positioned in the receiving slot and engaged with the slidable jaw. The reinforcing device connects the two lateral walls and is engaged into the two connecting portions.

Abstract: A reversible monkey wrench is provided. An end of a head is formed with a fixed jaw, a sliding rail and a receiving slot. The movable jaw has a sliding rod slidably disposed in the sliding rail. The axial rod is disposed in the head and extended into the receiving slot. A worm gear has an engaging portion corresponding to the sliding rod and an axial bore for receiving the axial rod. The worm gear is slidably disposed in the receiving slot and an end thereof is formed with a first dragging portion. A dragging mechanism is disposed around the axial rod and circumferentially contacted with the first dragging portion, dragging portion and friction between the first dragging portion and the dragging mechanism can prevent simultaneous rotation of the worm gear.

Abstract: An adjustable wrench includes a handle and a head is pivotably connected to the handle. The head has a guide hole through which a pin extends and the pin has a side hole defined radially so as to receive a positioning unit therein. A clamping device has a fixed jaw and a movable jaw, the fixed jaw has a travel path and the movable jaw has a toothed rod. A slide slot is defined in one side of the fixed jaw which has a board inserted into the slot of the head. The fixed jaw has an opening in which a push spring, a stop plate and a worm rod are received. The movable jaw is slidably connected to the slide slot. The toothed rod is located in the travel path and engaged with the worm rod.

Abstract: An adjustable wrench has a wrench body, a clamping element and a ratcheting jaw. The wrench body has a handle, a head and a thumbscrew. The head is formed on a front end of the handle and has a connecting block, a fixed jaw, a curved slot, a positioning pin, a mounting recess and a sliding slot. The clamping element is movably connected to the wrench body and has a rear end, a front end, a sliding bar and a movable jaw. The sliding bar is formed on the rear end of the clamping element, is mounted in the sliding slot and engages the thumbscrew and has multiple teeth. The ratcheting jaw is a curved block capable of sliding forward and retracting backward inside the curved slot and has a backward area, a forward area, a guide hole, an engaging surface, an abutting surface, an engaging protrusion and a spring.

Abstract: A positioning function when a width-across-flats dimension of a tool is adjusted and a function of preventing a deviation in the adjusted width-across-flats dimension are fulfilled by a projection of a flat spring part being fitted into each fitting recess. By selecting the line of a fitting recess to be used according to the standard of an object to be clamped such as a nut, the positioning function and the function of preventing a deviation can be easily and reliably fulfilled even for the width-across-flats dimensions of different standards.

Abstract: An adjustable wrench includes a fixed jaw, a movable jaw slidably disposed in the fixed jaw, a movable member disposed in the fixed jaw for driving the movable jaw to move, a handle pivoted on the fixed jaw for being pivoted back and forth relative to the fixed jaw, a stop pin and a switch post. The stop pin and the switch post are disposed on the handle, which allows the stop pin to move to a first position where the stop pin keeps the movable member from moving along an axial direction and a second position where the stop pin allows the movable member to move along the axial direction. The switch post is provided to control the movement of the handle. The adjustable wrench has a very small maximum clamping opening angle for turning the handle away from the fixed jaw when reversely operating the adjustable wrench.

Abstract: An adjustable wrench is provided which provides several advantageous aspects. One aspect of the wrench is to facilitate rapid adjustment of the jaws, which are typically spring biased toward one another. Another aspect is the ability to adjust the jaws according to Metric system measurements or English system measurements or the like. A further aspect is the quick and effective tightening of the jaws.

Abstract: An adjustable wrench is capable of locking and of free and indexed opening and closing of jaws. The wrench operates by means of a multipurpose shaft. The shaft controls an adjustment screw to allow free movement of the wrench jaws, increment adjusting of the jaws, or locking of the jaws in place.

Abstract: An adjustable wrench includes a fixed jaw, a movable jaw, and a handle, and a lock mechanism. The fixed jaw includes an adjusting mechanism and an abutting mechanism disposed therein. The adjusting mechanism includes a worm gear, with the worm gear rotatable about and movable along a fixing member. The abutting mechanism includes an abutting member pivotally fixed and including an end engagable with the worm gear. The movable jaw is engaged with the worm gear and moves linearly relative to the fixed jaw upon rotating the worm gear. The handle is pivotally fixed to the fixed jaw. The lock mechanism is installed between the fixed jaw and the handle and operable to a lock position a relative pivotal movement between the fixed jaw and the handle is obstructed and to an unlock position the fixed jaw and the handle are able to pivot relative to each other.

Abstract: An adjustable wrench has a wrench body, a clamping element and a ratcheting jaw. The wrench body has a handle, a head and a thumbscrew. The head is formed on a front end of the handle and has a connecting block, a fixed jaw, a curved slot, a positioning pin, a mounting recess and a sliding slot. The clamping element is movably connected to the wrench body and has a rear end, a front end, a sliding bar and a movable jaw. The sliding bar is formed on the rear end of the clamping element, is mounted in the sliding slot and engages the thumbscrew and has multiple teeth. The ratcheting jaw is a curved block capable of sliding forward and retracting backward inside the curved slot and has a backward area, a forward area, a guide hole, an engaging surface, an abutting surface, an engaging protrusion and a spring.

Abstract: An adjustable wrench includes a fixed jaw, a movable jaw, and a handle, and a lock mechanism. The fixed jaw includes an adjusting mechanism and an abutting mechanism disposed therein. The adjusting mechanism includes a worm gear, with the worm gear rotatable about and movable along a fixing member. The abutting mechanism includes an abutting member pivotally fixed and including an end engagable with the worm gear. The movable jaw is engaged with the worm gear and moves linearly relative to the fixed jaw upon rotating the worm gear. The handle is pivotally fixed to the fixed jaw. The lock mechanism is installed between the fixed jaw and the handle and operable to a lock position a relative pivotal movement between the fixed jaw and the handle is obstructed and to an unlock position the fixed jaw and the handle are able to pivot relative to each other.

Abstract: An adjustable wrench includes a fixed jaw, a movable jaw, and a handle. The fixed jaw includes a chamber and a hole defined therein. An adjusting mechanism and an abutting mechanism are disposed in the chamber. The adjusting mechanism includes a worm gear and a fixing member. The abutting mechanism includes an abutting member. The handle is pivotally fixed to the fixed jaw. The adjustable wrench is operable in a first direction wrenching an object and includes the worm gear stopped from moving along the fixing member by the abutting member fixedly abutting against the worm gear. The adjustable wrench is operable in a second direction moving relative to the object and includes the worm gear adapted to be moved with respect to the fixing member and including the movable jaw moving with respect to the fixed jaw and the abutting member not fixedly abutted against the worm gear.

Abstract: An adjustable set wrench includes a wrench handle; an adjustable wrench head provided on the wrench handle and having a stationary jaw, an adjustable jaw and a wrench gap between the stationary jaw and the adjustable jaw; at least one of a metric jaw adjustment scale having metric marking units and a standard jaw adjustment scale having standard marking units provided on the adjustable wrench head; and at least one of a metric jaw mark and a standard jaw mark provided on the adjustable jaw and registering with at least one of the metric marking units and the standard marking units.

Abstract: A wrench includes a wrench head mounted on an end of a handle. A handle of the wrench includes a fixed portion and a rotatable portion. Rotation of the rotatable portion of the handle causes movement of at least one contact surface of the wrench head. In one embodiment, rotation of the rotatable portion provides adjustment or movement of one of the jaws of the wrench head relative to another jaw of the wrench head. In another embodiment, rotation of the rotatable portion provides rotation of the wrench head. The rotatable portion of the handle is slidably mounted within the fixed portion of the handle, such that rotatable portion can be selectively extended to provide additional leverage on the wrench.

Abstract: A reversible monkey wrench includes a handle, a head, a slidable jaw, an axial rod and a worm gear. The handle has a connecting end for the head to abut thereagainst. The head is formed with a fixed jaw, a sliding rail, a receiving slot and a connecting bore. The connecting bore communicates with the receiving slot. A movable pin and a spring are disposed between the connecting end and the head. A top of the movable pin selectively inserts through the connecting bore. The spring urges the movable pin so that the movable pin may abut against the connecting end. The worm gear is adapted to control the slidable jaw to move and is slidably disposed in the receiving slot with respect to the axial rod. The movable pin selectively abuts against the worm gear to prohibit the worm gear from sliding.

Abstract: An adjustable spanner for quickly turning an object includes a moving member, a first jaw, a second jaw, and a grip. The moving member is movably joined to the grip. The first jaw is adjustably jointed to the moving member. The second jaw is pivotally joined to the grip and cooperates with the first jaw to clamp the object. A user grasps the grip when using the adjustable spanner.

Abstract: A movable wrench including a screw bar, and an operating element. The bottom surface of the screw bar is urged by a first compressible spring. The hook part of the operating element urges against the bottom surface of the screw bar. As the user depresses the operating end of the operating element, the hook part escape from the bottom surface. The first compressible spring is depressed downward. After the reverse rotation and positioning, the first compressible spring urges against the screw bar again. The operating end is released so that the hook part urges against the bottom surface again.

Abstract: An adjustable wrench with a ratchet function comprises a fixed jaw 1 and a movable jaw, wherein the fixed jaw has a receiving recess for receiving a screw, a first spring is disposed between the screw and the inner wall of the receiving recess, a shaft is passed through the first spring and the screw, the shaft is formed thereon with a blocking portion for catching a pin, an actuating portion protrudes from the end of the pin, the actuating portion of the pin abuts against the V-shaped push surface of an operating piece, and when pressing one of the ends of the operating piece, the actuating portion of the pin can be pushed by the V-shaped push surface so that the pin moves and disengages from the blocking portion of the shaft. At this time, the wrench can be counter-rotated to quickly perform screw locking action.

Abstract: A reversible monkey wrench includes a handle, a head, a slidable jaw, an axial rod and a worm gear. The handle has a connecting end for the head to abut thereagainst. The head is formed with a fixed jaw, a sliding rail, a receiving slot and a connecting bore. The connecting bore communicates with the receiving slot. A movable pin and a spring are disposed between the connecting end and the head. A top of the movable pin selectively inserts through the connecting bore. The spring urges the movable pin so that the movable pin may abut against the connecting end. The worm gear is adapted to control the slidable jaw to move and is slidably disposed in the receiving slot with respect to the axial rod. The movable pin selectively abuts against the worm gear to prohibit the worm gear from sliding.

Abstract: An improved jaw apparatus is provided for making or breaking a tubular pipe connection. The jaw includes a head adapted to receive a hook having a threaded shank end. The threaded shank end is engaged at the head end opposite the hook end by a hydraulic powered nut adjustment assembly. The adjustment assembly may be operated by a control unit to allow for the automatic opening and closing of the jaw for receiving pipes of varying diameters.

Abstract: An adjustable wrench with a ratchet function comprises a fixed jaw 1 and a movable jaw, wherein the fixed jaw has a receiving recess for receiving a screw, a first spring is disposed between the screw and the inner wall of the receiving recess, a shaft is passed through the first spring and the screw, the shaft is formed thereon with a blocking portion for catching a pin, an actuating portion protrudes from the end of the pin, the actuating portion of the pin abuts against the V-shaped push surface of an operating piece, and when pressing one of the ends of the operating piece, the actuating portion of the pin can be pushed by the V-shaped push surface so that the pin moves and disengages from the blocking portion of the shaft. At this time, the wrench can be counter-rotated to quickly perform screw locking action.

Abstract: A movable wrench including a screw bar, and an operating element. The bottom surface of the screw bar is urged by a first compressible spring. The hook part of the operating element urges against the bottom surface of the screw bar. As the user depresses the operating end of the operating element, the hook part escape from the bottom surface. The first compressible spring is depressed downward. After the reverse rotation and positioning, the first compressible spring urges against the screw bar again. The operating end is released so that the hook part urges against the bottom surface again.

Abstract: An adjustable wrench is provided for selectively producing a fixing movement or a pivotal turning movement by pressing or releasing a stop module to pivot the pivotal jaw, so that the adjustable wrench can change the width of its opening quickly, and such adjustable wrench provides an excellent operation and also reduces the operating time greatly.

Abstract: A self-adjusting flat wrench is disclosed. The self-adjusting flat wrench includes a fixed jaw for contacting a face of a fastener, a movable jaw opposite the fixed jaw and an adjusting screw for adjusting a position of the movable jaw in relation to the fixed jaw. The self-adjusting flat wrench further includes a sub-jaw for contacting a face of a fastener, the sub-jaw movably coupled to the movable jaw such that the sub-jaw may move downwards towards the self-adjusting flat wrench and upwards away from the self-adjusting flat wrench. The self-adjusting flat wrench further includes a spring for continuously pushing the sub-jaw downwards towards the self-adjusting flat wrench.

Abstract: An adjustable wrench structure includes a main body, a movable body, and an adjusting wheel. The adjusting wheel is adapted to control the movable body to move forwards or backwards with respect to the main body such that the movable body and the main body are adjusted to form a gap at the same end for screwing a nut or bolt. The adjusting wheel of is located at a rear section of the wrench so the user does not have to move his/her hand forward and backward. The adjusting wheel is fitted on outer side of the wrench to allow oversize design to screw the nut or bold easily and effortlessly.

Abstract: An adjustable ratchet head assembly has first and second jaw members that are connected using a pinion shaft and a cogwheel shaft. The pinion shaft has oppositely threaded end portions that engage oppositely threaded pinion shaft receiving bores in a central section of each jaw member. The cogwheel shaft has oppositely threaded end portions that engage oppositely threaded cogwheel shaft receiving bores in a proximate end of each jaw member. A pinion gear is concentric with and engages the pinion shaft. A cogwheel gear is concentric with and engages the cogwheel shaft, and is in driving engagement with the pinion gear. Driving the cogwheel gear will cause rotation of the cogwheel shaft, pinion gear and pinion shaft, and will cause the jaw members to move toward or away from each other. The ratchet head assembly is received in a cylindrical ratchet head body, which is received in a handle assembly.

Abstract: An improved jaw apparatus is provided for making or breaking a tubular pipe connection. The jaw includes a head adapted to receive a hook having a threaded shank end. The threaded shank end is engaged at the head end opposite the hook end by a hydraulic powered nut adjustment assembly. The adjustment assembly may be operated by a control unit to allow for the automatic opening and closing of the jaw for receiving pipes of varying diameters.

Abstract: An adjustable wrench includes a fixed jaw and a movable jaw movable along a slot in the head. A passage is defined through the head and communicates with the slot. Two rack portions are defined in the guide rod. Two pawls are movably engaged with the passage and each pawl has teeth and the two pawls are alternatively engaged with the two rack portions. Two respective positioning units are located between the two pawls and an inside of the passage so as to position the pawls to be engaged with the pawls or separated from the pawls. The two rack portions are made by Metric system and English system respectively.

Abstract: A hand tool includes a wrench having a shank. A first mechanism has an adjustable head formed on a first end of the shank. The first mechanism includes a fixed jaw extending from the adjustable head, a movable jaw mounted in the adjustable head, and a worm gear mounted in the adjustable head. A second mechanism has a ratchet head is formed on a second end of the shank and the second mechanism includes a ratchet unit centrally mounted in ratchet head, a through hole centrally defined in the ratchet unit, a series of teeth equidistantly formed on an inner periphery of the through hole, and a connecting unit partially detachably received in the through hole.

Abstract: An electric adjustable spanner comprises a spanner body, an adjustable jaw, a driving control circuit including an electromotor, a power supply, a switch and a gear transmission mechanism. the switch is a switch for controlling positive and reverse rotation of the electromotor. The switch comprises a button with two return springs at both ends respectively; the button has two parallel conductive contact blocks on the bottom of the button. A circuit board having metal foils on face and back sides thereof is located under the conductive contact blocks. The face metal foil forms a pair of output contact pieces, a pair of input contact pieces and a pair of transmission pieces at the lower part, and a pair of input terminals is riveted on the side of the circuit board against the button. When the button moves upward the output is positive and when the button moves downwards the output is reverse.

Abstract: An adjustable spanner with electronic strain gauge function which comprises a head; an fixed jaw extending from the head; and sliding groove being transversally formed at one upper side of the head; a handle connected to a lower side of the head; at least one strain gauge; a hollow connecting tube having one end connected to the handle; the hollow connecting tube being installed with an output display device; a clamping surface of the moveable jaw and a clamping surface of the fixed jaw being formed as a working area for clamping a screw device; and a positioning portion being installed on the moveable jaw and at a non-working area below the working area; the position portion facing toward a clamping opening between the clamping surfaces of the moveable jaw and fixed jaw; and the positioning portion being capable of resisting against the screw device.

Abstract: A wrench adapted to engage a workpiece to drive the workpiece rotationally. In one embodiment, the wrench comprises a handle, a head, a first jaw, a track, a second jaw, and a biasing member. The first jaw is disposed on the head such that the position of the first jaw is adjustable toward and away from the jaw support along a first path, thereby enabling the wrench to be adapted for engagement with workpieces of different sizes. The second jaw is slidably seated in the track formed on the jaw support to slide along a second path between a first position and a second position. The second jaw further cooperates with the first jaw to grasp a workpiece therebetween and drive the workpiece in a first rotational direction if the head is driven in the first rotational direction by the handle.

Abstract: A self-clamping mechanism includes a first support surface and a clamping member in sliding contact with the first support surface. The clamping member has a first surface in confronting engagement with the first support surface, and a second surface for engaging the surface of an object to be clamped by the mechanism. The first and second surfaces of the clamping member are disposed at a predetermined angle, ?, such that when certain conditions are met, the object will remain clamped by the mechanism regardless of external forces applied to the object.

Abstract: An electric adjustable spanner comprises a spanner body, an adjustable jaw, an electromotor, a power supply, a switch and a gear transmission mechanism the spanner body is provided with a fixed jaw at the front end, the fixed jar is connected with the adjustable jaw to form an adjustable jaw space, the adjustable jaw is equipped with worm gear at the bottom to be engaged with a worm for driving said adjustable jaw to move back and forth, the output end of the gear transmission mechanism is engaged with said worm, the shaft of the electromotor is connected with the input end of the gear transmission mechanism. The electromotor, power supply and switch form a driving control circuit. The electric adjustable spanner is featured by that the gear transmission mechanism has at least three pairs of reduction gears.

Abstract: An electric wrench with a control switch comprises a wrench body having a web area, on top of which includes a fixed jaw at one end and a movable jaw on the other end that can slide toward the fixed jaw along a slide slot. The web area further includes a first receptacle for housing a worm gear that is engaged with the movable jaw. The handle contains a second receptacle for housing a driving unit for driving the worm gear. The four lateral sides form a pair of grip sides for a holding hand and a pair of control panels on at least one of which control panels a button or rocker switch is provided, preventing accidental touch by the holding hand.

Abstract: An adjustable spanner with electronic strain gauge function which comprises a head; an fixed jaw extending from the head; and sliding groove being transversally formed at one upper side of the head; a handle connected to a lower side of the head; at least one strain gauge; a hollow connecting tube having one end connected to the handle; the hollow connecting tube being installed with an output display device; a clamping surface of the moveable jaw and a clamping surface of the fixed jaw being formed as a working area for clamping a screw device; and a positioning portion being installed on the moveable jaw and at a non-working area below the working area; the position portion facing toward a clamping opening between the clamping surfaces of the moveable jaw and fixed jaw; and the positioning portion being capable of resisting against the screw device.

Abstract: A method for making a wrench includes a step of making a mediate member, a movable jaw and an adjusting member, a step of applying heat treatment to the mediate member, the movable jaw and the adjusting member, a step of cleaning respective surfaces of the mediate member, the movable jaw and the adjusting member, and coating a anti-rusting layer on the mediate member, the movable jaw and the adjusting member, and a step of combination to put the mediate member in a mold and making a body by way of injection to integrally connect the mediate member to a head of the main body, the movable jaw and the adjusting member are installed to the body.

Abstract: A wrench comprises a main body including a handle and a head including a fixed jaw and a groove and a passage which is located parallel to and communicates with the groove, a through hole defined through the head and communicating with the groove and the passage. A mediate member made of metal and integrally connected with the head by using injection, and including a protrusion, a tubular portion and a frame with an opening, the protrusion connected to the fixed jaw, the tubular portion engaged with the groove and the frame engaged with the through hole. A movable jaw made of metal and including a sliding rod slidably received in the tubular portion, a plurality of teeth defined in an underside of the sliding rod. An adjusting member made of metal and engaged with the opening of the frame, the adjusting member engaged with the teeth of the sliding rod.

Abstract: A monkey wrench includes a handle, a head, stationary jaw, a movable jaw and a jaw-moving element. The head is formed at an end of the handle and made with a side, a groove in the side and an opening in communication with the groove. The stationary jaw is formed on the head and made with a first nut-contacting face, a second nut-contacting face next to the first nut-contacting face, a bulge on the first nut-contacting face and a recess next to the bulge. The movable jaw is movably disposed in the groove and formed with a nut-contacting face and a bulge on the nut-contacting face thereof. The jaw-moving element is disposed in the opening and engaged with the movable jaw so that the jaw-moving element is operable to move the movable jaw relative to the stationary jaw.

Abstract: A hand tool comprising a first member having a handle with fixed jaw, a jaw face and a first pivot portion, the first pivot portion defining a first pivot hole having a center positioned at a distance from the fixed jaw face second end within the range of about 10 to 15 millimeters; a second member having a slot, a handle, a second pivot portion, a recess, and a worm gear rotatably received in the recess; a pivot pin pivotally connecting the first and second pivot holes and having a diameter within the range of about 6 to 10 millimeters; a sliding jaw having a face, and a gear rack slidably received by the second member slot and engaging the worm gear; and a detent selectively movable to prevent the pivotal movement of the first and second members with respect to each other.

Abstract: An adjustable wrench comprising a head portion defining a stationary jaw and a mounting slot in the head portion extending in the direction of a transverse axis thereof, and a movable jaw member mounted to the head portion for reciprocating movement along the transverse axis. The movable jaw member includes a movable jaw in alignment with the stationary jaw and a gear rack having a toothed segment. The gear rack is slidably mounted in the mounting slot. The adjustable wrench further comprises a bearing guide device including at least two bearing guides disposed in a space between an outer wall of the gear rack and an inner wall of the mounting slot so that at least one of the bearing guides is arranged on one side of the gear rack and at least one of the bearing guides is arranged on the opposite side of the gear rack.

Abstract: An adjustable socket for use with a socket wrench is disclosed that includes opposite first and second clamping units having an outer surface adapted to closely engage an inner surface of the socket and including an inner groove for securely engaging a bolt or nut, and a transverse threaded through hole; first and second threaded fastening units adapted to drive through the socket and the first and second clamping units to be threadedly secured together; and a guide for guiding transverse movements of the first and the second clamping units such that turning at least one of the first and the second fastening units will move the first and second clamping units closer each other or move them away from each other. The socket having an adjustable inside diameter is adapted to fit many different sizes of bolts or nuts.