Abstract: A joint press including a yoke including a first end and a second end. A first adapter attachment member is positioned on the first end. A second adapter attachment member is positioned on the second end. The first adapter attachment member and the second adapter attachment member have the same profile, thereby allowing the same adapter to be removably connected to either the first end or the second end.

Abstract: A method and article for designing dual-mode adapters in a joint press kit. A plurality of ball joints for use with the adapters are selected. An adapter design is created by defining a first variable representative of a physical characteristic of the adapter design; defining a second variable representing a quantity of ball joints that are not compatible with the adapter design in a second operational mode; generating data sets including the first and second variables; and utilizing the data sets to determine a value for a characteristic of the adapter.

Abstract: A joint press including a yoke including a first end and a second end. A first adapter attachment member is positioned on the first end. A second adapter attachment member is positioned on the second end. The first adapter attachment member and the second adapter attachment member have the same profile, thereby allowing the same adapter to be removably connected to either the first end or the second end.

Abstract: A bidirectional lens pressing system for use in pressing a lens into a port housing is disclosed. The lens pressing system includes a frame that supports a top motor stage, a bottom motor stage, and an indexing stage. The indexing stage is interposed between the top and bottom motor stages and includes a hole that retains a port housing or other component. The top pressing tool is selectively movable in a first direction by the top motor stage and includes a first engagement surface for engaging the lens. Correspondingly, the bottom pressing tool is selectively movable in a an opposing second direction by the bottom motor stage and includes a second engagement surface for engaging the port housing. The first and second engagement surfaces of the top and bottom pressing tools cooperate to press the lens into the port housing while imposing no net force on the indexing stage.

Abstract: An apparatus for locating at least one site on a first side of a workpiece in a predetermined relation with at least one aperture located on a second side of the workpiece includes: (a) at least one first locus-fixing structure; each respective first locus-fixing structure of the at least one first locus-fixing structure being configured for effecting the locating at least one respective site of the at least one site; (b) at least one second locus-fixing structure configured for cooperating with the at least one aperture to substantially fix the at least one second locus-fixing structure with respect to the workpiece in an installed orientation; and (c) a substantially rigid connecting member coupled with the at least one first locus-fixing structure and the at least one second locus-fixing structure. The connecting member situates the at least one first locus-fixing structure substantially in the predetermined relation in the installed orientation.

Abstract: A support adaptor assembly for a bearing press comprising a rectangular shaped header plate (1), a pair of adjustable support rods (4) each with an adaptor (9) on one end for providing a means of supporting an object (50) to be worked on with a bearing press either above or below the support members of the bearing press.

Abstract: A fluid activated connecting pin removal tool, includes a body defining a first cavity adapted to receive a portion of a work piece and a second cavity positioned substantially perpendicular to and intersecting the first cavity. When a fluid activated cylinder is mounted to the body in a first orientation relative to the second cavity, expansion of the fluid activated cylinder results in a piston extending from the cylinder into the first cavity in which the work piece is positioned to exert a force upon a connecting pin connecting portions of the work piece. When the fluid activated cylinder is mounted to the body in a second orientation relative to the second cavity, the secondary cavity serves as a storage compartment for the fluid activated cylinder.

Abstract: An apparatus and method is provided which permits effective removal of a circuit board from sealed housing while minimizing stress, bending and flexing of circuit board sufficiently to prevent damage to circuit board and its electronic components. The apparatus includes a base to support the housing and a force transmitter to transmit a separation force to the exposed surfaces of one or more connectors of the circuit board. This apparatus effectively distributes the separation force across exposed surfaces of the connectors to create substantially uniform pressure on the connectors and thus the circuit board. The invention also includes steps for separating the circuit board from the housing including, in one embodiment, a separator apparatus for applying a pulling force to the connectors of the circuit board.

Abstract: A device for engaging first and second terminal ends of a vehicle track and drawing the terminal ends together in order to facilitate their connection to form a closed loop of track. The device comprises first and second coupling ends for engaging respective terminal ends of the track; a terminal guide plate; and two guide rods and a threaded drive rod extending between the first coupling end and the terminal guide plate and passing through the second coupling end. Fittings are provided at both ends of the drive rod. Turning either or both of the fittings causes the drive rod to turn, which causes the second coupling end to move toward the first, thereby drawing the first and second terminal ends together. In alternative embodiments, this screw-type drive mechanism is replaced by ratchet-type and hydraulic/pneumatic-type drive mechanisms.

Abstract: A chain connecting pin extracting apparatus comprises a main body; a pin extractor support supported by the main body; and a pin extractor supported by the pin extractor support for movement in a direction of a pin extractor axis defined by the pin extractor. The pin extractor comprises a force receiving component adapted to receive a connecting pin extracting force; a tip adapted to apply the connecting pin extracting force to the connecting pin, wherein the tip is dimensioned to extend into a link pin opening in a first direction along the pin extractor axis; and a residue moving surface disposed between the force receiving component and the tip and facing at least in part in a second direction opposite the first direction.

Abstract: A decking clamp for use in an underhung roof system. A C-shape housing has opposed arms and a variable gap opening in a clamping cavity. A threaded retention nut is secured within two opposed slots in a front section of one of the opposed arms rearward of a partition wall. The retention nut will not fall out of the housing during use by an installer.

Abstract: A chain tool used to disassemble or assemble a chain includes a set of spacers allowing micro adjustability to facilitate first and second anvil surface contact with chain plates when chain connection pins are being displaced or replaced to disassemble or reassemble a chain.

Abstract: Various embodiments of a golf device for use on a putting surface are provided. In one aspect, a golf device for use on a putting surface is provided that includes a ball that has a center and a first outer diameter. First and second annular members are coupled to the ball in substantially parallel spaced-apart relation. The spacing of the first and second annular members defines a spherical zone of the ball that projects radially outwardly from the center beyond the outer peripheral surfaces of the first and second annular members. The first and second diameters of the first and second annular members are sized so that a first portion of the first outer peripheral surface and a second portion of the second outer peripheral surface are positioned substantially at the putting surface. The device provides rapid tactile and visual feedback of a misstroke.

Abstract: The invention relates to a holding device for a tarpaulin-like or cloth-like object to be processed.

Abstract: A tool for inserting and extracting pins of roller chains, comprising a body having a pair of teeth designed to engage two chain links to be connected or separated by insertion or extraction of a pin. The tool comprises a screw member which can be operated manually and which is provided with a punch designed to co-operate with a pin that is to be inserted or extracted. The tool comprises two retaining elements which can move between an inoperative position, in which the chain links can freely engage and disengage the teeth, and an operative position, in which the teeth block the chain links in a pre-set position with respect to the teeth (26).

Abstract: At a crossing, rubber interface strips are positioned between the rails and the asphalt or concrete. A U-shaped spring-clip fits underneath the rail, and has upstanding arms that carry tappets, which engage the strips. One of the arms is threaded, and carries a screwed tappet-rod. Turning the tappet-rod closes the distance between the tappets, clamping the strips onto the sides of the rail, and forcing the springy arms apart. The spring-clips are manipulated into position while in an unstressed condition. The spring-clip is only brought up to force when finally assembled. Assembly can be done without tools, and with little danger of mix-assembly, or of injury to workers.

Abstract: An improved puller apparatus for pulling various articles, including automotive pitman arms, includes a puller frame having a base and at least one upstanding arm extending therefrom, the arms having inwardly extending gripping projections for transmitting pulling force to the article being pulled, the base having an aperture extending therethrough for receiving pushing means, which pushing means include an actuation means disposed at a portion of the pushing means proximal to the article being pulled, such that a user may engage the actuation means at a position within the puller frame to axially move the pushing rod against a relatively stationary interiorly disposed object around which the article to be removed is mounted. The pushing force applied against the interiorly disposed object creates a corresponding reaction force in a direction opposite the pushing force, which reaction force is transmitted to the article being removed via the gripping projections on the puller frame.

Abstract: The stud replacement kit of the present invention operates by supplying force to the inside portion of a damaged stud and pushing that stud forward and out of the wheel. The kit of the present invention comprises a pressure tool that supplies force to a stud. This pressure tool fit around the wheel and damaged stud; and a spacer that fit between the front of the wheel and the pressure tool. This spacer serves primarily to catch the stud once removed. In operation, the broken or damaged stud is removed by placing the placing the pressure tool and spacer around the stud to be replaced. A stud screw mechanism in the pressure tool is rotated to cause the tool to apply force to the stud primarily on the backside of the wheel. This force is increased until it overcomes the force that holds the stud in the wheel. At this point, the force of the pressure tool on the stud causes the stud to move in the desired direction for removal.

Abstract: The stud replacement kit of the present invention operates by supplying force to the inside portion of a damaged stud and pushing that stud forward and out of the wheel. The kit of the present invention comprises a pressure tool that supplies force to a stud. This pressure tool fit around the wheel, damaged stud, and a spacer that fit between the front of the wheel and the pressure tool. This spacer serves primarily to receiving the stud once removed. In operation, the broken or damaged stud is removed by placing the pressure tool and spacer around the stud to be replaced. A stud screw mechanism in the pressure tool is rotated to cause the tool to apply force to the stud primarily on the backside of the wheel. This force is increased until it overcomes the force that holds the stud in the wheel. At this point, the force of the pressure tool on the stud causes the stud to move in the desired direction for removal.

Abstract: A tool for inserting and extracting pins of roller chains, comprising a body having a pair of teeth designed to engage two chain links to be connected or separated by insertion or extraction of a pin. The tool comprises a screw member which can be operated manually and which is provided with a punch designed to co-operate with a pin that is to be inserted or extracted. The tool comprises two retaining elements which can move between an inoperative position, in which the chain links can freely engage and disengage the teeth, and an operative position, in which the teeth block the chain links in a pre-set position with respect to the teeth (26).

Abstract: A device for removing a screw (63) or pin tightly seated in a mounting hole of a bearing eye (45) or the like, especially a pivot pin (49, 50) or axle components (45, 25, 26, 27) of a motor vehicle axle is provided. To attach the device to the bearing eye (45) in the area of the screw (63 ), a support body (1) with a lateral support wall (2) is provided, wherein the support body (1) has a pressing device acting on the screw (63). To reach extremely strong pressing forces to loosen and/or press out the screw (63) or the pin, the pressing device (85) has a guide cylinder (99), in which a stud (97) is guided axially displaceably in a guide hole (99). A screw-down nut (91), which is screwed onto the guide cylinder (86) and is provided with a pressing surface (95) acting on the stud (97), is provided for the axial displacement of the stud (97).

Abstract: The stud replacement kit of the present invention operates by supplying force to the inside portion of a damaged stud and pushing that stud forward and out of the wheel. The kit of the present invention comprises a pressure tool that supplies force to a stud. This pressure tool fit around the wheel and damaged stud; and a spacer that fit between the front of the wheel and the pressure tool. This spacer serves primarily to catch the stud once removed. In operation, the broken or damaged stud is removed by placing the placing the pressure tool and spacer around the stud to be replaced. A stud screw mechanism in the pressure tool is rotated to cause the tool to apply force to the stud primarily on the backside of the wheel. This force is increased until it overcomes the force that holds the stud in the wheel. At this point, the force of the pressure tool on the stud causes the stud to move in the desired direction for removal.

Abstract: A universal bearing puller and installer for removing and installing bearings. The inventive device includes an extractor tool. The extractor tool is comprised of a cylindrical housing. The cylindrical housing is split longitudinally into a pair of sections. The tabs of the pair of sections have corresponding coupling means to facilitate securement of the sections together thereby forming the cylindrical housing. An open upper end of the cylindrical housing has a plate disposed therein. The plate has a threaded aperture disposed centrally therethrough. The threaded aperture receives a screw therein. A first adapter is dimensioned for being received within an open lower end of the cylindrical housing. The first adapter is adapted for tapered roller bearings. A second adapter is dimensioned for being received within an open lower end of the cylindrical housing. The second adapter is adapted for ball bearings.

Abstract: A cue tip installation apparatus is provided comprising a clamp frame having a top portion that includes a threaded screw ram reception channel, and another portion that includes a pair of clamp wings. A cue reception channel is located between the clamp wings and is in alignment with the screw ram reception channel. A screw ram is received in the screw ram reception channel. More specifically, the screw ram includes a threaded screw shaft that is received in the screw ram reception channel. A handle is connected to one end of the screw shaft for driving the screw shaft, and a tip compression head is attached to another end of the screw shaft. The clamp wings include threaded clamp screw reception channels and at least one threaded clamp screw causing the clamp wings to laterally engage the tip of a pool cue and facilitate installation of cue tips onto the end the pool cue stick by operation of the screw ram.

Abstract: A simple, compact and lightweight tool for the disassembly of the universal joints used in automobiles, trucks, recreational vehicles, buses, boats, farm machinery, and other machinery. The tool directs pressure specifically to the point where it is needed to remove a bearing cup of the universal joint and will not bend or otherwise damage the universal joint or driveline. The tool can be easily stored in a mechanic's toolbox.

Abstract: A printed circuit board has a conductor path applied to a substrate having an electrically insulating surface, the conductor path preferably being constructed in the shape of a meander and containing connection areas with holes to which small contact plates are applied for the purpose of later bonding with connection leads. The small contact plates are applied in a hard soldering process with the aid of solder paste to the connection areas of the conductor paths and to the surface area of the substrate surface which is made of ceramic and exposed by the holes. It is consequently possible, dispensing with so-called bonding wires, to directly connect connection leads or bonding lugs electrically with the conductor path and mechanically with the printed circuit board. The printed circuit board is preferably designed as a measuring resistor, wherein the conductor path is applied as a resistance layer of platinum or platinum group metal in a thin film process to a small ceramic plate of aluminum oxide.

Abstract: The stud replacement kit of the present invention operates by supplying force to the inside portion of a damaged stud and pushing that stud forward and out of the wheel. The kit of the present invention comprises a pressure tool that supplies force to a stud. This pressure tool fit around the wheel and damaged stud; and a spacer that fit between the front of the wheel and the pressure tool. This spacer serves primarily to catch the stud once removed. In operation, the broken or damaged stud is removed by placing the placing the pressure tool and spacer around the stud to be replaced. A stud screw mechanism in the pressure tool is rotated to cause the tool to apply force to the stud primarily on the backside of the wheel. This force is increased until it overcomes the force that holds the stud in the wheel. At this point, the force of the pressure tool on the stud causes the stud to move in the desired direction for removal.

Abstract: In accordance with the present invention, there is provided a riveting device. The riveting device is provided with a body defined by a body longitudinal axis and having a pressure port formed therein. The riveting device is further provided with a jaw defined by a jaw plane. The jaw has first and second jaw extensions with the first jaw extension having a jaw plunger orifice extending therethrough. The riveting device is further provided with an angular attachment having an attachment plunger orifice extending therethrough. The angular attachment is attached to the first jaw extension with the attachment plunger orifice being axially aligned with the jaw plunger orifice. The angular attachment is further attached to the body and formed to maintain the jaw plane at an angular orientation relative to the body longitudinal axis. The riveting device is further provided with a rivet plunger having opposing rivet and base ends.

Abstract: A socket separating device including a frame member having a generally U-shaped configuration. The frame member is further defined by a horizontal segment and a pair of opposed vertical segments. One of the vertical segments has an enlarged upper end. The enlarged upper end has a horizontally oriented threaded bore extending therethrough. An upper end of the vertical segment without the enlarged upper end has a pin swively disposed therein and extending outwardly therefrom towards the opposed vertical segment. A primary separating tool couples with the pin of the frame member. The primary separating tool receives a ball socket. A secondary separating tool extends through the threaded bore of the enlarged end of the frame member and extends toward the primary separating tool. The secondary separating tool serves to aid in separating ball sockets with the primary separating tool.

Abstract: A tool 10 and method for its use with a vibratory car shaker mounting bracket 40 that includes a cross bar member 12, a pair of first bar members 14, an engaging means 22, a pin member 24, a retaining means 26 and at least two threaded jacking means 34. each of the threaded jacking means being carried by the cross member 12, A male blade portion 52 of the mounting bracket 40 being removably seated in a female pocket portion 50.

Abstract: Methods and apparatus for connecting relatively small wires to standard size electrical connectors. An enlarged conductive region is formed on an end of the wire, the conductive region having an outer dimension adapted to be securely received in the connector, and the enlarged conductive region is covered with a nonconductive sleeve to electrically isolate the conductive region, the conductive region and nonconductive sleeve together defining an enlarged connector lead. The enlarged conductive region may be a conductive tube through which the wire is inserted and then spot welded, folded and/or crimped, or a multiple folded segment of the wire end, covered by a nonconductive shrink tube. The resulting enlarged connector lead may be received in a standard insulation displacement connector as part of a system for coupling the wire to electrical circuitry, the connector including a blade for piercing the nonconductive sleeve to electrically couple the wire to a terminal on the connector.

Abstract: A pressing-out device (1) for pressing a joint pin out of a bearing eye, comprising a pressing lever (3) and a support lever (2), which are pivotably connected to one another. The distance between the pressing lever (3) and the support lever (2) is presettable via an adjusting member (5). To press out the joint pin, the support lever (2) is supported on the bearing eye, and the pressing lever (3) performs a relative pivoting movement in relation to the support lever (2), which pivoting movement is brought about by a pressing member (4), and it presses the joint pin out of the bearing eye. To press out joint pins and bearing eyes of different designs under different conditions of use, the adjusting member is formed by an adjusting spindle (5) with a joint pin (9) extending at right angles thereto, with which joint pin different support levers (2) can be optionally and interchangeably coupled with receiving elements of various designs for the bearing eye.

Abstract: A bushing removal tool includes a pressing mechanism and a threaded rod threaded through the pressing mechanism. The bushing removal tool also includes a bushing press adaptor fitting onto an end of the threaded rod. The bushing removal tool further includes a bushing receiver fitting onto the pressing mechanism and opposing the bushing adaptor.

Abstract: A C-clamp device has a blocking bar detachably secured to the upper pad to prevent rotation of the pad and has a swivel pad on the lower anvil means for engagement with the clamped article.

Abstract: A handle repair device for removing a broken, damaged, and/or worn handle from the working head of a handle mounted tool such as a sledge-hammer, spike maul, or pick axe. The handle repair device includes a frame for holding the working head of the handle mounted tool and an actuating member mounted in the frame for selectively extending a ram into engagement with the handle in the working head to force the broken handle out of the working head of the tool.

Abstract: A press for inserting bearing cups into a U-joint has an arch member bearing an anvil. A pusher member has a plunger slidably mounted to its inner end. When the pusher member is retracted bias means bias the plunger inwardly. The bias means are capable of holding the press in position on a U-joint. The pusher member is preferably a threaded rod. The bias means preferably acts on a sleeve surrounding the threaded rod. The plunger and anvil have faces having recessed areas to enable the proper installation of bearing cups which are designed to project outwardly from exterior surfaces of a U-joint when installed.

Abstract: A new disc brake assembly tool for providing an easy means for positioning a piston into the piston cylinder of a caliper to provided proper clearance so that a disc brake pad may be installed. The inventive device includes a base having an elongate center 1t portion, an arm portion, and a foot portion. The arm and foot portions are extended substantially perpendicular from the center portion and are spaced apart from one another. A mount member is coupled to the terminal end of the arm portion. The mount member has a mount bore extending therethrough. Inserted through the mount bore is a tubular sleeve having a threaded lumen. the sleeve being positionable within the mount bore between an extended position and a retracted position. The proximal end of the sleeve has a radial flange outwardly extending therefrom.

Abstract: A spring compression tool and method for using the spring compression tool in assembling a brake shoe adjustment mechanism on a WAGNER front brake. The tool includes a C-shaped body member and an adjustable portion. The body member includes a first end having a first clamping member, and a second end to which the adjustable portion is movably mounted. The adjustable portion includes a threaded shaft and a beam member. The beam member includes a plate and second and third clamping members. Rotation of the shaft moves the second and third clamping members relatively toward or away from the first clamping member. The tool is used to compress a brake shoe adjustment spring, and to maintain the spring in a compressed condition to permit assembly of other components of the adjustment mechanism.

Abstract: A device for disassembling and re-assembling a steering column has a reinforced arcuate housing with adjustable flanges at end of the housing. A central aperture in the housing provides for attaching to device to the steering column. The housing is reinforced with an upward flange.

Abstract: The present invention relates to a bearing insertion device which is specifically adapted for use in conjunction with an archery bow. In its broadest context, the present invention includes a C-shaped frame with an upper arm and a lower plate. A threaded driving member is adjustable positioned through the upper arm and is adapted for cooperation with the lower plate. At the lower end of this driving member a bushing pusher is secured. This bushing pusher is specifically adapted to engage the bushings found within archery bows.

Abstract: A ball joint extractor comprising a C-shaped clamp having an elongated vertical component at its central extent and having two horizontal parallel legs, an upper leg and a lower leg, extending from the opposite ends thereof; a fixed jaw in a U-shaped configuration having parallel legs in a horizontal orientation and a curved coupling section therebetween, the coupling section secured at its interior end to the outboard end of the upper leg, the U-shaped jaw having a horizontal lower surface and an upper surface angling downwardly from its curved coupling section with the interior surface of the U-shaped jaw being chamfered whereby the upper surface of the U-shaped jaw has a smaller surface area on its upper surface than its lower surface with the coupling section being a curve having an axis parallel with the axis of the long leg of the U-shaped member; and a cylindrical member with a threaded central aperture and an exterior surface secured at one edge to the exterior surface of the lower leg of the C-shaped

Abstract: Sucker rod guide clamping devices which in a first embodiment include a scissor clamping device provided with a pair of pivotally-disposed clamping jaws pivotally attached to corresponding pivoting jaw arms. One of the clamping jaws is provided with a projecting plate for engaging a sucker rod and the oppositely-disposed clamping jaw includes a pair of engaging flanges for receiving and seating a slotted sucker rod guide, wherein the sucker rod guide is installed on the sucker rod by pressure applied to the jaw arms. In a second embodiment a piston clamping device includes a C-shaped frame, in which is mounted a fluid cylinder, with a pair of engaging flanges provided in the frame for receiving a sucker rod guide and a fluid cylinder piston adapted to engage a sucker rod. Operation of the fluid cylinder extends the piston, forces the sucker rod into the sucker rod guide slot and installs the sucker rod guide on the sucker rod.

Abstract: A press to remove a pin contained in a body. The press has a housing with a recess to fit over the body with a first part of the housing on one side of the body and a second part on the other side of the body. There is a channel in the first part of the housing, and a channel in the second part of the housing. These channels are substantially coaxial. The channel in the first part of the housing has a threaded portion. It receives a threaded member that is able to extend into the channel. A sleeve is received in the channel. A spring tends to urge the sleeve from the channel. The arrangement is such that the sleeve may be positioned over one end of the pin and the threaded member rotated to drive the pin along the channels and out of the body.

Abstract: A C-clamp having a rod head exteriorly of the C-shaped framework of the C-clamp is arranged to include a drive recess to complementarily receive a Phillips head screwdriver to enhance ease of adjusting the clamping rod of the C-clamp towards and away from the fixed clamping plate.

Abstract: A portable hand tool is provided for applying at least a two-part electrical connector having insulation displacement conductive elements to an insulated electrical cable. The tool includes a manually grippable frame, with a loading die on the frame for receiving and holding the two-part electrical connector in spaced relationship. A compression die is movable relative to the loading die into pressure engagement with the electrical connector. A shaft is threaded through the frame and is connected to the compression die to effect movement of the compression die relative to the loading die in response to rotation of the shaft. A manually grippable torque applying handle projects outwardly of the shaft for rotating the shaft. A second manually grippable handle is retractably mounted on the frame for projecting outwardly therefrom and for retraction to an inoperative position alongside the frame.

Abstract: A tool assembly for installing and removing horizontally oriented retaining pins in a mechanical joint between a bucket tooth and a tooth adapter includes first and second lever members and first and second threaded members which are threadably connected to the respective first and second lever members. The second lever member is pivotably connected to the first member. The tool assembly is adapted to be placed over a bucket tooth having a horizontally oriented retaining pin, with the second threaded member aligning with and contacting the retaining pin. As the first threaded member is rotated, a portion of the first lever member contacts the tooth and the second threaded member contacts the pin and forces the pin into the joint, or out of the joint. Conventionally, a large drift pin and hammer are used to remove retaining pins. However, these tools are not useable on horizontally oriented retaining pins.

Abstract: A puller for a brake slack adjuster having a housing mounted on a mounting shaft and an elongate arm comprising a central portion having a threaded opening alignable with the mounting shaft, a first grasping arm extending from the central portion adapted to straddle and engage the adjuster housing and a second arm extending from the central portion adapted to overlie the adjuster elongate arm. A connecting bolt extendable between the second arm and the adjuster elongate arm is provided to allow for joining of the two arms. A threaded shaft is located in the threaded opening and engages the end of the mounting shaft whereby turning the threaded shaft acts to move the puller relative to the mounting shaft such that the adjuster is pulled from the mounting shaft. In a second embodiment, the central portion is formed with a cup-shaped flange adapted to surround a portion of the member to be removed from the shaft.

Abstract: An apparatus for removing a flexible impeller from a pump housing. The apparatus includes a base member, first and second arms connected to the base member and movable relative to each other, and an actuator for clamping the arms on the core of the flexible impeller.

Abstract: A chain disassembling device. The chain disassembling device has a body having a first wall, a second wall connected perpendicularly to the first wall, and a third wall connected perpendicularly to the second wall, each having a threaded hole. A threaded stem having an pushing end moves forth and back in the threaded hole of the first wall, so that the pushing end pushes a chain pin out of chain plates.

Abstract: The apparatus comprises a pole (32), a C-shaped frame (34) fastened to one end of the pole (32) and having two branches (35, 36) substantially parallel to one another and an adjoining part (37) between the two branches, an extraction screw (40) engaged in an internally threaded hole passing through one branch (35) of the frame (34) and having one end forming a punch (50) directed towards lthe inside of the frame (34), and a means (43) for the remote actuation of the extraction screw (40) by screwing or unscrewing. The apparatus also possesses a centring ring (47) arranged round a smooth part of the extraction screw located between its threaded part and its end (50) forming the punch. Unscrewing is carried out by exerting a torque about the axis of the screw (16a) to be extracted, by means of the pole (32) and the frame (34), after the extraction screw has been tightened.