Abstract: A single unit multipurpose hand tool structured to allow for the manual manipulating of fasteners and the removal of wheel bearings on in-line roller skates. The multipurpose tool includes a rigid plastic center handle structured generally of a three armed star having flattened distal ends from which metal tool tips extend. The center handle includes curving sides connecting each arm so as to provide smooth curved surfaces which comfortably fit the human hand and thereby allow high manual rotational leveraging of the tool tips when manipulating fasteners. The multipurpose tool provides a flat head screw driver, a hex key, and a phillips screwdriver having an adjacent wheel bearing pusher having two abutment shoulders, and thereby the compact and lightweight tool provides all of the most commonly needed tools associated with the maintenance of in-line roller skates.

Abstract: A multipurpose bicycle tool having a plurality of different sizes of wrenches for grasping screws, nuts, and bolt heads. A wheel spoke wrench is also provided. The tool also serves as a cam-action quick-release clamp or skewer for use in the pinch lugs of the seat tube of a bicycle for securing the seat post stationary within the seat tube, or for clamping either the front or rear wheel to the front fork or rear axle drop out plate of a bicycle.

Abstract: A bicycle pedal crank dismantling device includes a locating member which comprises an inner thread through the length, an outer thread on one end for threading into the axle mounting hole of the crank to be dismantled, and a hexagon head on an opposite end; a driving rod which comprises a screw rod on one end threaded into the inner thread of the locating member for permitting the locating member to be turned upwards along the screw rod to carry the crank away from the bottom bracket axle, a hexagonal rod on an opposite end for turning socket head crank lock screws, and a hexagonal collar in the middle for turning with a spanner; and a socket retained to the hexagon rod of the driving rod by a clamp for turning hexagon head crank lock screws.

Abstract: A tool includes a head portion formed on an elongated body, and one or more screw driver shanks pivotally engaged on the body. The head portion includes two engaging surfaces communicated with each other and having different sizes in order to drive objects of different sizes.

Abstract: A wrench structure including a wrench head having a fixed jaw, with a movable jaw arranged in a sliding confronting relationship relative to the fixed jaw is arranged, wherein the fixed and movable jaws each include mirror image confronting faces, with each face having a mirror image V-shaped recess to accommodate enhanced securement of a wrench flat complementary surface portion of an associated workpiece for grasping within the V-shaped recesses.

Abstract: A hand tool is provided having opposing jaws with teeth and depressions mounted on one of said jaws to enable torque to be applied to a variety of sizes of fasteners. A wedge portion and a hexagonal hole portion of the tool provide added functions of a screw driver and pry bar and grip for a hexagonal socket.

Abstract: A multipurpose bicycle tool structured for removable storage within an open-ended tube of a bicycle. The open-ended tube of the bicycle may be the handlebar end or the bottom end of the seat post for example. The bicycle tool preferably includes a plurality of different size hexagonal sockets, a screw driver, a spoke wrench and a bicycle chain breaker which serve to allow the repair or adjustment of the majority of mechanical problems occurring during use of the bicycle. The bicycle tool is releasably securable for storage within the open-ended tube of the bicycle by way of an expandable and contractible member which when expanded or outwardly extended applies frictional adhesion or binding between the expanded member of the tool and the interior wall of the open-ended tube of the bicycle.

Abstract: A wrench for selectively turning a either conventional polygonal nut or a locknut having a key-receiving configuration onto a threaded stud including a wrench body, a polygonal bore in the wrench body, a rectilinearly slidable bit in the bore and biased to an outwardly extending position by a spring, a nose on the bit for mating engagement with the key-receiving configuration of the locknut, a first shoulder within a counterbore of the wrench body for engaging an end of the locknut, the bit being retractable against the bias of the spring when the polygonal nut is inserted into the polygonal bore for mating engagement therewith, and a second shoulder on the wrench body for engaging a shoulder on the polygonal nut. A wrench for turning a polygonal nut having a bore therein including a plunger having a tip thereon for entering the bore in stable supporting relationship, a spring for holding a polygonal nut in encircling relationship and an internal configuration in the wrench for turning the polygonal nut.

Abstract: A parking member service tool is provided, which consists of a body having a first end, a second end, a top surface, a bottom surface and lateral sides. A handle extends from the first end of the body. A elongated blade extends from the second end of the body. A first tool member is mounted to the body and is positioned at the top surface thereof. A second tool member is mounted to the body and is positioned at the bottom surface thereof.

Abstract: A folding tool comprises a chassis in the form of a generally U-shaped metal band having a base portion and a pair of substantially parallel spaced-apart leg portions, an axle joined to the leg portions adjacent their free ends and transversely spanning the space between them, and a multiplicity of different elongated tools pivotally received on the axle and individually pivotable selectively about the axle between a storage position in which they are received between the leg portions of the chassis and a deployed position in which they extend away from the chassis. A handle having a top wall, a pair of side walls and one end wall receives the chassis and is joined to it, the handle having a bottom opening between the leg portions of the chassis and an end opening between the free ends of the leg portions through which the tools are movable between their storage and deployed positions. The external surfaces of the top and side walls of the handle are contoured to facilitate gripping.

Abstract: A wrench for selectively turning a either conventional polygonal nut or a locknut having a key-receiving configuration onto a threaded stud including a wrench body, a polygonal bore in the wrench body, a rectilinearly slidable bit in the bore and biased to an outwardly extending position by a spring, a nose on the bit for mating engagement with the key-receiving configuration of the locknut, a first shoulder within a counterbore of the wrench body for engaging an end of the locknut, the bit being retractable against the bias of the spring when the polygonal nut is inserted into the polygonal bore for mating engagement therewith, and a second shoulder on the wrench body for engaging a shoulder on the polygonal nut.

Abstract: In a hand tool for mounting and dismounting bicycle cranks of the type comprising a handle having a hexagonal hole alternatively mounted on a hexagonal collar at the middle of a bolt, which has a hexagon socket at one end and an outer thread portion at an opposite end, or a hexagonal neck at one end of a nut, which has an outer thread portion and is movably mounted on said bolt, to drive said bolt or nut to rotate, wherein said handle has a hexagonal stub tenon, a wedgelike projecting strip and one pair of stub rods respectively made at one end driving a variety of crank fastening caps having different shape of driving tool mounting hole; said bolt has a front rod in relatively smaller outer diameter movably attached with a circular block to protect the front end of the outer thread portion of said bolt. The handle is extendible so that the arm of force can be increased for labor-saving operation.

Abstract: A shoe tool having a generally cylindrical gripping surface on a handle, such surface sized and shaped for firm hand gripping, an L-shaped passageway in the head with a pin therethrough to connect at all times a shaft to the handle while permitting the shaft to be held in a working position or a folded rest position. The shaft carries a working head which is a wrench, a cleaning tool, or both.

Abstract: A selective drill bit attachment for a standard portable electric drill is provided and includes a housing for carrying a plurality of different sized drill bits in which one of the drill bits can be selected and manually extended into an operable position so as to be used by a standard portable electric drill. In a modification a locking mechanism is utilized to hold the selective drill bit stationary to the housing.

Abstract: Multiple-head tool such as a multiple-head screwdriver includes an electrically insulated handle; a shaft which has one end inserted into the handle; a multiple-headed bit which is mounted to rotate within a slot in the other end of the shaft; and an electrically insulated sleeve which is mounted to move along the shaft and to rotate about the shaft. In use, the multiple-head bit is rotated so that the desired head extends outward from and substantially parallel to the shaft and another tool or a spur is disposed within and substantially parallel to the slot. The sleeve is then moved down the shaft to cover at least a portion of the slot to enclose and hold the head or spur disposed therein rotationally fixed.

Abstract: A multi-purpose hand tool having novel structure that allows it to partially function in the manner of a revolver. It has a multi-chamber revolver-like cylinder which revolves and holds various sizes of screw drivers, Phillips head drivers, Allen wrenches, sockets, screw starters, etc. The tool has a primary shaft whose rear end is connected to the drive shaft of a D.C. electric motor mounted in the rear body assembly. The drive shaft passes through an aligned bore hole in the front body assembly that is mounted immediately behind the revolver-like cylinder. The rear body assembly is mounted in a track formed along the top edge of the handle assembly so that the rear body assembly may be reciprocally moved rearward to disengage the primary shaft from one driver tool to the next driver tool that the user desires to place on the end of the primary shaft.

Abstract: A wrench possessing a body situated at the juncture of two perpendicularly disposed handles each extending along a longitudinal axis lying within a fiducial plane is given. The body possesses a plurality of open cavities, each presenting a hexagonal aperture normal a central axis. Two blind cavities have central axes within the fiducial plane, opening opposite the handle side. One cavity is through the body, with a central axis normal the fiducial plane, has stepped walls and presents two opposed hexagonal apertures. Each aperture is of a different size. Each handle has one free end of hexagonal cross section normal the longitudinal axis of that handle. The two ends are of different size. A plurality of hexagonal engagements, both male and female, each affording full perimeter contact with a workpiece is thus enabled by a single tool.

Abstract: An expansion plug element for insertion in the inlet line of a gas meter for blocking the flow of gas to the meter and a tool for inserting the expansion plug in the inlet leg of the gas service line and removing the expansion plug from the inlet leg. The expansion plug is characterized by a carriage bolt fitted with a pair of washers spanning a flexible washer and provided with a nut for tightening the washers against the flexible washer and wedging the expansion plug in the inlet leg. The tool element further includes a tool sleeve having a nut slot in one end for engaging the nut on the carriage bolt and an internally-threaded, thread-engaging end for engaging the threads on the carriage bolt and removing the expansion plug from the inlet leg of the gas service line.

Abstract: A storage container for elongated tools, particularly for tools with four-sided shanks such as tap drills and screw extractors, having a cylindrical container body with parallel circularly-arranged receptacles for tools, a rotatable cap closing the receptacles with a tool-removal aperture in the cap, the cap being rotatable so as to place the tool removal aperture in juxtaposition to the desired tool receptacle. The container body bears a tool shank clamping assembly having a movable clamping jaw positioned by a cam defined by a hole of specific shape in a cam disk, such that the clamping assembly is adjusted to have a cross-section corresponding to the shank of the desired tool.

Abstract: An assembly including a drill bit carried by a drill shaft and a detachable main socket for use in conjunction with an electric drill to permit combination power drilling and power socket driving functions. A crank provided with a secondary socket is engageable with the drill shaft to permit manual driving of the main socket.

Abstract: A tool kit has two parts which interfit together and are held together inside a generally flexible case, which is designed to be entrained on the belt of a skateboa9rder. One of the two parts defines three different-sized sockets for mounting and removing wheels and tightening the truck attachments to the main board, and the second part mounts an allen wrench and a pair of screwdriver heads, one being a Phillips and the other conventional. The screwdriver heads and allen wrench are used for tightening the rails and other miscellaneous fasteners that may occur on different types of skateboards.

Abstract: A multi-bit screw driver is disclosed. It is ccomprised of a main body forming a handle at one end and a bit retaining heat at the other and having a plurality of bit storage locations radially positioned around said head. A bit is provided for each storage location and a centrally located bit insert in the body is used to receive the inner end of a selected bit. Means, mechanically linked with each bit is used for sliding the bit from the storage location to the central bit insert.

Abstract: A combination allen/socket wrench is disclosed of the variety having a spinoff design. This wrench has a handle, a pair of outwardly extending parallel support arms each have a respective end is integral with the handle. A bar is mounted between the arms and transverse axis. A plurality of members are rotatably mounted on the bar which extend therefrom radially of the transverse axis of the bar. Each of these members has the end portion thereof formed having a polygonal external configuration of a varying size to one another and each of these members also has a polygonal socket bore formed therein of a varying size to one another whereby a comination allen/socket wrench is provided. A resiliently-biased detent clamp means provides for selectively retaining each of the members against rotational movement. In this fashion during use of the desired wrench portion, the handle may be pivoted on an axis relative to said desired wrench portion.

Abstract: A screwdriver bit has a pair of opposite driving faces which taper toward each other at its bit end which faces are arcuate in form, concave-out and terminate in a bit edge which is double concave in cross section, thicker at both its ends than at its center. The center thickness is made small enough to enter the slot of small screws, and the end thicknesses are great enough that the center of the bit edge does not make contact with the slot of larger screws. A single bit can drive and remove screws of a wide range of sizes.

Abstract: A versatile chained tool set having a plurality of tools consisting of any desired working tips such as an open-end wrench, a box-end wrench, a fractional or metric wrench, socket drives, spline drives, spanner wrenches, screwdrivers of all styles, or tools such as taps, easy outs, allen wrenches or other similar tools. Each tool is formed as part of a link and each link is joined to an adjacent tool link so that the various tools are chained together. When using one of the tools, the chain can be folded or collapsed to form a rigid and strong hand piece which can then be used to apply the torque or other force necessary to operate the tool.

Abstract: A tool for removing nuts having slots around its circumference and nuts having varying circumferences. The tool is provided with downwardly and integrally extending short ears. The ears extend downwardly at various edges of the tool having greater distances from each other. The tool is also provided with an outwardly integrally formed Allen wrench and the tool is also provided with an elongated Allen wrench extending outwardly of the tool.

Abstract: A combination tool having a central shaft which may be rotated by a power tool. The shaft has a drill bit mounted in its front end so that rotation of the shaft causes rotation of the bit. The shaft is fitted in the bore of a sleeve or tube, the tube having a nut driver socket head at its front end. By advancing the tube on the shaft, complementary flats on the shaft and in the rear of the tube are mated to couple the shaft to the tube in a driving relation. The tube may be advanced to recess the drill bit within the tube to free the socket for use in a socket driving tool.

Abstract: This multi purpose hand tool comprises a pair of double ended wrenches each ith an open-ended wrench at one end and a box wrench at the other end. The shanks of each wrench are preferably of circular cross section and each has a different sliding tool thereon. One of these sliding tools includes a hook adapted to engage the tie rod adjusting sleeves of automobiles to facilitate the adjustment thereof. The other sliding tool comprises an offset screwdriver with an adjustable lever arm. The wrenches can be attached to each other for safekeeping by means of a square stud on one of the sliding tools and a mating hole on the other sliding tool. The tool is designed for fast and accurate adjustment of automotive front ends.

Abstract: A combination tool that is utilized to drive simultaneously a screw requiring a screwdriver as a driving element and a screw requiring a spanner wrench as a driving element. The combination tool is fabricated in separate parts which utilize detents to snap the parts together to releasably retain them in operative position.

Abstract: A multipurpose ratcheting wrench is disclosed for turning components such as fire hydrant valve stems and the like. The wrench includes a lever which defines cam surfaces between the distended ends thereof. A gripping head is movably coupled to the lever adjacent the cam surfaces for receiving the component to be turned therethrough and for automatically closing toward the cam surfaces so as to engage the component therebetween. As the lever is rotated, the cam surface is pressured into communication with the component to be turned and therefore increase the grip of the wrench thereon. Two separate cam surfaces are provided, one which is adjacent to the gripping head when in the opening mode, and another cam surface which is adjacent to the gripping head located in the closing mode. A spinning handle is provided at the opposite end of the lever and is oriented generally parallel with the axis of rotation of the component being rotated.

Abstract: A compact combination tool set providing a complete set of tools such as screw drivers, wrenches, knives, utensils or combinations of such devices is provided. The set comprises a plurality of inter-fitting tool segments, each tool segment having a tool or connecting shank projecting from one end thereof and a recess at the other end thereof adapted to receive a tool or shank projecting from one end of a second tool segment, said recesses and said projecting tools including portions which are noncircular in cross-section and which are adapted to be telescopically and frictionally inter-engaged so as to prevent relative rotation thereof, whereby a plurality of tool segments may be selectively inter-fitted for compact storage, and selectively separated for use. The tool segments in one embodiment have shanks which are of the same length and cross-section whereby tool segments of different sizes are selectively interengageable with each other or with an associated handle means.

Abstract: An improved hand tool includes a well at the top of the handle into which the upper end of the shank extends. The well is adapted to receive a torque producing socket wrench drive which engages the shank in order to transmit the torque producing drive directly to the tip of the hand drive tool. In the preferred embodiment the shank which extends into a well has a hexagonal cross-section and is adapted to cooperate with a standard socket wrench. Tips of various configuration may be employed.

Abstract: An auxiliary tool kit for a socket wrench set is provided comprising an easy-out, an easily grippable extension with a rigid hand grip thereon, and an adapter extension for mating with an electric drill or alternatively, the kit is adapted for mating with a ratchet wrench.

Abstract: A composite tool comprising two equal plastic half sections bonded to each other to form a tool body. The upper portion of the body defines a handle and the lower portion encloses a metallic channel assembly and two pin members reciprocally, slidably mounted within the channel assembly. Each of the pin members has a cylindrical section extending downwardly from the tool body. The tool of the present invention additionally comprises, at the end opposite the channel end, a blade assembly for use as a screwdriver or to remove a deck plate.

Abstract: A tubular shank is provided having front and rear ends and including handle defining structure at its rear end and a Phillips head screw engaging tip on its front end. The tip is of the type including four equally peripherally spaced, forwardly tapering and generally radially extending Phillips screw head socket arm portion engaging lugs and includes a central passage extending therethrough opening lengthwise rearwardly into the interior of the tubular shank and forwardly through the forward end of the tip. The passage is generally rectangular in cross-sectional shape with its major transverse center line substantially bisecting the included angles formed between remote pairs of adjacent lugs of the tip. An elongated slotted screwdriver blade is guidingly lengthwise reciprocal through the passage and forwardly extendable past the forward end of the tip and retractable rearwardly from at least the forward portion of the tip.

Abstract: A fastening device including a bolt, screw or nut and a socket wrench therefor, each of the bolt, screw or nut and also the socket having polygonal surfaces one of which is greater in size and one of which is lesser in size, the greater such surface of the socket matching the greater surface of the bolt, screw or nut and the lesser such surface of the socket matching the lesser surface of the bolt, screw or nut.One feature is the provision of an auxiliary member which fits into the socket of the standard socket wrench, the auxiliary member providing the lesser polygonal surface for such socket.Another feature is the use of a round body or head having such greater or lesser polygonal surfaces.