Abstract: The present invention relates to bar clamp assemblies and workpiece support members configured for use with bar clamp assemblies. In one aspect, the present invention provides a workpiece support member for a bar clamp assembly. The workpiece support member include a base including an engagement feature configured for engagement with a guide rail of the bar clamp assembly. The workpiece support member also includes a first finger extending from the base and a second finger extending from the base. The first and second fingers are disposed apart with respect to one another to form a slot having a substantially continuous width. The first, second or both fingers form an abutment surface and a support surface, the abutment surface and the support surface are generally perpendicular with respect to one another.

Abstract: Provided is a substrate stage which can transfer a substrate at a high speed. In the substrate stage of the present invention, auxiliary mounting tables are attached to a main mounting table, and lower rails are arranged over on the main mounting table and above the auxiliary mounting tables. When both ends of the lower rails are bent upwardly by a vertically adjusting unit in order to prevent the both ends of the lower rails to be bent downwardly, the lower rails are made straight. Since the lower rail is not divided, the linearity is ensured and the moving plate does not stutter so that transfer of the substrate at high speed can be performed.

Abstract: A system and method for supporting a workpiece includes a plurality of support assemblies with movable heads. Positional errors are ascertained for the heads based on different positions thereof and used to properly position the heads to support the workpiece. Other inventive aspects are directed to features of the support assemblies and heads thereof.

Abstract: An adaptor and its method of use for cleaning the work piece chuck clamping surfaces of a turning center (lathe). An adaptor of the present invention includes a number of orifices that are arranged and oriented to direct pressurized fluid (e.g., air and/or another fluid) against the clamping surfaces of the work pieces chucks when a work piece is not present. The pressurized fluid impinges on the work piece chuck clamping surfaces, thereby removing chips and/or other debris therefrom.

Abstract: A positioning and fixing device positions a work pallet in the vertical and horizontal directions relative to a base member via a ring member, and also restricts its rotation around the vertical axis. The base member has Z reference surfaces that can stop a lower end reference surface of the ring member and position it in the vertical direction, and a tapered male engagement portion whose horizontal cross section is formed as a regular polygon having a plurality of outwardly convex circular arcuate vertex portions and a plurality of side portions, and that reduces in diameter upwards. The ring member has a tapered female engagement portion that can engage with the tapered male engagement portion so that its lower end reference surface is in contact against the Z reference surfaces.

Abstract: A positioning mechanism in a positioning and clamping device includes an annular tapered surface that is formed on an outer periphery of a cylindrical shaft for positioning a pallet in the horizontal direction, and has a decreasing diameter toward an axial tip of the cylindrical shaft. An annular engaging mechanism, which is formed on an inner periphery side portion of an annular engagement member, is engageable with the annular tapered surface, and is elastically deformed in the radial direction, as a result of engagement with the annular tapered surface. The engaging mechanism has a tapered ring portion, which makes a face contact with the annular tapered surface, and multiple ribs extending outward, radially, from the tapered ring portion.

Abstract: The present invention relates to a workpiece holding device (101, 201) comprising a substantially spherical ball (107, 207) with means for releasably retaining a workpiece (901), a socket (102, 202) with a first ball-receiving surface (105, 205) and means for mounting said socket (102, 202) on a worktable (905), and means for releasably clamping said ball (107, 207) against said first ball-receiving surface (105, 205). The first ball-receiving surface (105, 205) is shaped on a ball-receiving element (104, 204) mounted moveable, within said socket (102, 202), along at least one axis in a plane substantially perpendicular to its clamping force. The invention also relates to a workpiece holding system comprising three workpiece holding devices (101, 201, 301), as well as to a method for using this work-piece holding system.

Abstract: A workpiece clamping device for clamping a workpiece during machining is provided. The workpiece may be a turbine blade in the region of the blade airfoil. The workpiece clamping device includes a basic body with a workpiece seat, wherein provision is made for at least one clamping strap for clamping the workpiece.

Abstract: A plug member (12) inserted into a positioning hole (5) formed in a second block (2) is projected from a first block. Two slide portions (61, 61) opposed to each other across the plug member (12) are arranged around the plug member (12) movably in a first radial direction (D1) substantially orthogonal to the opposed direction. An annular pressing member (15) which is allowed to diametrically expand and diametrically contract is arranged around an outer periphery of the slide portion (61, 61). The slide portions (61, 61) diametrically expand the pressing member (15) in a second radial direction (D2) which is the opposed direction by a drive device to press the pressing member (15) against an inner peripheral surface of the positioning hole (5), by which the slide portions (61, 61) are moved in the first radial direction (D1) with respect to the plug member (12).

Abstract: A quick-action clamping cylinder is described which has a housing and a cover which covers the housing and has a center opening for receiving a retractable nipple that is arranged on the lower side of a workpiece pallet. The retractable nipple is locked in a spring-loaded manner in the housing by means of a plurality of locking balls that are spring-loaded in the locked position on the outer periphery of the retractable nipple. The locking balls are disengaged from the retractable nipple in the unlocked position by displacing a piston actuated by a pressurized medium. The aim of the invention is to obtain a simple, small clamping system. To this end, the locking balls convert the spring force exerted by the springs into a multiple of the retraction force acting on the retractable nipple, by means of a lever arm transmission.

Abstract: In a closing machine (1), an inner diameter chuck (8) that grips an inner peripheral surface of a work piece (9), a work piece (9) introducing device that moves the inner diameter chuck (8) in a Y axis direction of the work piece (9), and an introduction stopper (12) that projects onto an introduction path of the work piece (9) are used in such a manner that the inner diameter chuck (8) grips the inner peripheral surface of the work piece (9) while the work piece (9) abuts against the introduction stopper (12), the introduction stopper (12) is removed from the introduction path of the work piece (9), and the work piece (9) is introduced into an outer diameter chuck (7) by moving the inner diameter chuck (8) in the Y axis direction of the work piece (9).

Abstract: A method enables a blade assembly to be secured for manufacture. The blade assembly includes an airfoil, a dovetail, and a platform extending therebetween. The method includes providing a fixture including at least one platform support assembly and at least one dovetail clamp assembly coupled to the fixture, wherein the platform support assembly includes a support member, a lever arm, and a biasing mechanism, locating the blade assembly within the fixture using a locator, positioning the platform support assembly against the blade assembly platform, and retaining the blade assembly in alignment with respect to the fixture using the at least one dovetail clamp assembly.

Abstract: A plug member (12) inserted into a positioning hole (5) formed in a second block (2) is projected from a first block (1). A plurality of slide portions (61) opposed to each other across the plug member (12) are arranged around the plug member (12) movably in a first radial direction (D1) substantially orthogonal to the opposed direction thereof. A first pressing member (15) and a second pressing member (19) are arranged outside the slide portions (61) diametrically expandably and diametrically contractibly and axially movably. The first pressing member (15) is driven toward a base end by a drive device, whereby the slide portions (61) expand the first pressing member (15) via the second pressing member (19), thereby the slide portions (61) are moved in the first radial direction (D1) with respect to the plug member (12).

Abstract: A plug member (12) inserted into a positioning hole (5) formed in a second block (2) is projected from a first block (1). A plurality of slide portions (61) opposed to each other across the plug member (12) are arranged around the plug member (12) movably in a first radial direction (D1) substantially orthogonal to the opposed direction thereof. A first pressing member (15) and a second pressing member (19) are arranged outside the slide portions (61) diametrically expandably and diametrically contractibly and axially movably. The first pressing member (15) is driven toward a base end by a drive device, whereby the slide portions (61) expand the first pressing member (15) via the second pressing member (19), thereby the slide portions (61) are moved in the first radial direction (D1) with respect to the plug member (12).

Abstract: A quick-action cylinder with safety device to prevent blocking is described, wherein the quick-action cylinder provides a mechanical lock for a center draw-in nipple (2) in a center bore (23) in a housing of a quick-action cylinder, wherein in the locked position one or more locking members (3) are urged into contact with an exterior periphery of the draw-in nipple by a force of a spring assembly (12) which is arranged in the housing in one or several spring compartments (13), and wherein the unlocked position of the draw-in nipple (2) is attained by applying pressure to a locking piston (7) which operates to oppose the force of the spring assembly. The safety device prevents self-blocking of the locking device of the draw-in nipple (2) in the center bore (23) when the pressure medium enters the spring compartment (13) of the spring assembly (12) from the cylinder space (11) of the locking piston.

Abstract: Embodiments of the present invention provide a jaw apparatus that is tied to a stable anchor (e.g., a vehicle) and that holds wood off the ground in a stable manner to enable cutting by a user. The jaw apparatus can include a main shaft that defines a shaft axis. The main shaft can have a first end and a second end. The first end of the main shaft can have an insertion portion that is configured to be inserted into a trailer-hitch-like receptacle (e.g., a trailer hitch receptacle). The jaw apparatus can include an indentation structure coupled to the second end of the main shaft. The indentation structure can form an indentation, which can have interior surfaces. The interior surfaces can extend upwardly and away from the main shaft. The interior surfaces can be configured to exert upward force on the piece of wood when received in the jaw apparatus. The jaw apparatus can include one or more bars coupled to the main shaft at a bar connection location between the first and second ends of the main shaft.

Abstract: A jig for holding a core which comprises a movable platform, a base positioned on the movable platform which has a receiving hole, and an inserter positioned inside the receiving hole of the base, shaped corresponding to the shape of the receiving hole, to fasten the core to the inserter. The inserter comprises a core receiving hole, a plurality of positioning recesses disposed symmetrically in the periphery of the core receiving hole, a plurality of positioning blocks received in the positioning recesses, and a plurality of resilient elements received in a space between the positioning recesses and the positioning blocks to hold the core firmly.

Abstract: The invention relates to a work holder device designed for holding work for machining by a machine tool and to a machine tool equipped with such a holder device. The work holder device includes a carrier fixture and at least one transferable jig adapted to be attached to the carrier fixture, such transferable jig having a work trap for receiving and holding the work, the at least one transferable jig being able to be inserted on a linear guide arrangement like a drawer into a trap of the transferable jig in an insertion plane and being able to be fixed in the trap in a fixing position.

Abstract: Disclosed is a high-pressure coupling device for directing media such as oil, water, gases, fats, and similar through quick-change systems. Said high-pressure coupling device comprises a bottom part and a top part. The bottom coupling part is provided with a firmly anchored, stiff valve thorn in the form of a valve screw which creates the sealing effect for delivering the medium along with a spring-loaded slide valve sleeve while the top coupling part is provided with a spring-loaded valve plate that creates the sealing effect for the side of the coupling device, which is to be supplied with high-pressure medium, together with a stiff valve body such that a stiff valve element actuates the spring-loaded valve element of the opposite part in the high-pressure coupling device in a valve-actuating manner when the bottom coupling part and the top coupling part are joined.

Abstract: A machine tool has pass-through pallet loading allowing pallets to be loaded or discharged from either side of the machine. The pallet receiver is mounted on the X-axis of the machine, and the pallet is loaded onto the pallet receiver with the pallet in a vertical orientation. Cross axis rollers on the pallet receiver support the pallet and spacing rollers maintain the pallet spaced from Z-axis locating pads as it moves to a centered position on the pallet receiver. The Z-axis pads present a relatively large surface area to the rear face of the pallet, and are configured to provide vacuum clamping to lock the pallet in all three axes once it is centered on the pallet receiver. A rotating key is provided to center and lock the pallet relative to the pallet receiver before the vacuum clamping is applied.

Abstract: The clamping fixture comprises a chuck (1) and fixedly securable thereto releasably a clamping pallet (6). The chuck (1) is provided with four centering pins (3) arranged at the chuck (1) cooperating with centering openings (9) arranged at the clamping pallet (6) such that the clamping pallet (6) when chucked in the chuck (1) is oriented in the X and Y direction. Each centering pin (3) features two conically tapered side faces (3a, 3b) whilst each centering opening (9) is defined by two side walls (9a, 9b) oriented parallel to each other. When chucking the clamping pallet (6) at the chuck (1) the conically tapered side faces (3a, 3b) of each centering pin (3) come into line contact with the sidewalls of the centering opening (9).

Abstract: To provide a machine tool of which the operation rate can be increased by reducing time for suspending an operation for machining an object to be machined during the object-machining operation using the machine tool. A jig includes at least a first jig (5) disposed in a casing (2) and a second jig (14) by which an object (8) is detachably held. The jigger has attaching/detaching structure (17) for detachably mounting the second jig (14) onto the first jig (5). The second jig (14) is provided with grip parts (32) for gripping the second jig (14) during its movement.

Abstract: In a reference block (1), a center hole (20) having a tapered inner surface (23) narrowing downward is provided. A rigid sleeve (21) having a tapered outer surface (27) making a tapering engagement with the tapered inner surface (23) is supported by the reference block (1) axially movably. During a locking drive, an output member (48) inserted into the rigid sleeve (21) is moved downward. Then, a clamping member (33) inserted into a socket hole (3) of a work pallet (2) is moved downward against an elastic member (45) and radially-outwardly for locking, and the tapered outer surface (27) of the rigid sleeve (21) makes a tapering engagement with the tapered inner surface (23).

Abstract: Intended is to provide a method for positioning a work (15), which is adapted for a knock hole of a small diameter and which can absorb a pitch error between a main positioning hole (16) and an auxiliary positioning hole (17) of the work (15). An insert shaft (21) of main positioning means 820) is inserted into the main positioning hole (16). Auxiliary positioning means (30) includes a base lower block (36) having a parallel slide holding surface (36e), a sliding flange (34b) having a sliding surface (34c), and an insert shaft (31) disposed above the sliding flange (34b). The sliding flange (34b) of the auxiliary positioning means (30) is guided and moved by the slide holding surface (36e), and is inserted, while absorbing the pitch error, into the auxiliary positioning hole (17), thereby to position the work (15).

Abstract: A cutting board apparatus with a planar cutting surface and a stand pivotally mounted thereto. The stand supports the cutting board apparatus in a generally vertical position to facilitate frequent washing and drainage for healthier food processing.

Abstract: The present invention relates to a tubular-shaped component (19) for an aeronautical fuselage made of composite materials comprising an outer skin (1) without joints having a cylindrical or cylindrical-conical shape, a plurality of stiffeners or stringers (2) longitudinally arranged in said outer skin (1) and a plurality of anchoring elements (3) for anchoring other elements to subsequently be incorporated transversally arranged between said stiffeners or stringers (2). The invention also comprises a jig (18) comprising a support body (12) and a plurality of panels (9) that can shift between an extended position (10) and a retracted position (10?) in both directions and a process for manufacturing said component (19) in the last step of which once the tubular component (19) is formed and cured, it is separated from the jig (18) by means of a longitudinal movement after the shifting of those elements of the jig (18) preventing it, and particularly the panels (9) that can be shifted.

Abstract: A workbench includes a wheel device secured to a work table, four floor engaging extremities attached to the work table, four rotary members rotatably attached to the work table and engaged with the floor engaging extremities respectively for adjusting the work table up and down relative to the floor engaging extremities, and a coupling device for coupling the rotary members together and for allowing the rotary members to be rotated relative to the floor engaging extremities simultaneously and thus for allowing the work table to be adjusted up and down relative to the floor engaging extremities simultaneously. A hand wheel may be coupled to the coupling device for operating the coupling device.

Abstract: A work piece carrier is provided with two reference systems for accurately positioning it with regard to a chuck member. The work piece carrier comprises a central aperture with the two opposite ends of the aperture surrounded by one of the reference systems. The two reference systems are independent from each other and allow the work piece carrier to be attached to the chuck member in two different positions. Assigned to each reference system is a protrusion surrounding the central aperture and extending substantially in the direction of the central longitudinal axis of the work piece carrier. The particular protrusion is provided with a shoulder serving as a clamping surface, adapted to be engaged by clamping elements provided in the chuck member. Preferably, also the centering elements for defining the position of the work piece carrier with regard to the chuck member are located on the particular protrusion.

Abstract: A joining method for joining together a first member having a circular hole and a second member having a circular portion fitted into the circular hole, at and around an entire annular joint interface between a circumferential wall of the circular portion and a circumferential wall of the circular hole. The joining method includes: preparing a clamp apparatus having a clamp body and a presser member attached to the clamp body in a manner rotatable about an axis of the circular hole of the first member; and joining the first and second members together at and around the annular joint interface therebetween while clamping the second member by the presser member so as to prevent movement of the second member in relation to the first member and rotating the first and second members about the axis of the circular hole of the first member.

Abstract: The invention describes a rapid-action coupling cylinder comprising a guiding device for the controlled insertion of a pull-in nipple fixed to the underside of a workpiece pallet into the central receiving aperture in the housing of the rapid-action coupling cylinder. In order to ensure that the pull-in nipple is inserted into the central receiving aperture in the housing without damage, provision is made by the invention for the face end of the pull-in nipple to have, in the direction of insertion, a conical bevel that is beveled towards the rear and cooperates with an associated—oppositely beveled—conical receptacle inside the housing of the rapid-action coupling cylinder.

Abstract: A positioning and clamping apparatus, capable of positioning and clamping of a panel material and removing the panel material from a locating pin by releasing the clamping, is provided. A support cylinder, having a contact face with which the panel material contacts, is provided with a locating pin that protrudes from the contact face. An opening/closing piston is received reciprocably into a cylinder body linked to the support cylinder. A piston rod is linked to a clamp arm provided in a slit of the locating pin. When the opening/closing piston moves forward, the clamp arm moves to an escaping position. When the opening/closing piston moves backward, the clamp arm reaches a clamping position where the panel material is clamped between the clamp portion and the contact face. The panel material is driven at a removal position where it is removed from the locating pin by a pusher.

Abstract: Quick-action clamping cylinder for general locking tasks in mechanical engineering, said quick-action clamping cylinder being used to anchor a feed nipple located on any desired part, the built-in components of the quick-action clamping cylinder that are fundamental to its function being configured as an insert module which are able to be fitted into the into the housing of the quick-action clamping cylinder in a modular manner.

Abstract: A clamp assembly for use in connection with an operating table rail is disclosed. The clamp assembly includes a top clamp member, a base clamp member and an operating lever to move the top clamp member relative to the base clamp member. The base clamp member and the top clamp member include complimentary V-shaped channels that allow the clamp assembly of the present invention to be installed on the sterile side of the surgical field. The base clamp member is provided with dual guide pins and an actuator pin, extending upwards from the base clamp member and through the top clamp member. The actuator pin is affixed with a fastening means to engage the top of the actuator pin and the base clamp member together. Further, the base clamp member includes apertures for receiving various surgical support fixtures.

Abstract: An object handling system for and a method of handling objects from object carriers supporting objects, the handling system comprising: a support platform; at least one carrier holder disposed to the support platform and being configured to receive an object carrier supporting objects; at least one analysis station at which objects are analyzed; an object handler comprising a positioning mechanism operable to provide for positioning in a region above the support platform, and a tool assembly attached to the positioning mechanism and being movable thereby, wherein the tool assembly comprises a sensor tool which, in a carrier-sensing mode, is utilized in identifying any object carrier as supported by the at least one carrier holder, and a holding tool which, in an object-transfer mode, is utilized to hold an object at least in transferring the same between the at least one carrier holder and the at least one analysis station; and a control unit for controlling operation of the handling system.

Abstract: A mobile test unit for testing a powertrain component such as a transmission is used in a test cell. A test unit includes a movable, generally horizontal base plate, and a frame spaced from the base plate. A headstock is secured to the frame for supporting the transmission. An adjustable support, which is arranged on each of four corners of the frame in the example embodiment, interconnects the frame to the base plate. The adjustable supports are movable in a vertical direction, in one example, between multiple positions to achieve a desired orientation relative to the base plate. In particular, the orientation of the frame is adjusted to obtain a desired rotational and/or tilt angle that corresponds to a rotational and/or tilt angle of the transmission when installed into a vehicle. The transmission can be installed onto the test unit, and the test unit can be moved into and out of a test cell.

Abstract: A housing (15) fixed to a reference block (1) is provided with a guide hole (20) into which a plug portion (3) of a movable member (2) is allowed to be inserted. Inside this guide hole (20) is arranged an outer sleeve (21) vertically movably, and this outer sleeve (21) is advanced upward by a predetermined advancing stroke by a coned disc spring (25). An inner sleeve (31) which is allowed to fit outside the plug portion (3) is wedge-engaged with the outer sleeve (21) from above, and this inner sleeve (31) is adapted to be diametrically expandable and diametrically contractible. The inner sleeve (31) is moved vertically by an output member (36).

Abstract: One embodiment of the present invention includes a device for use in a surgical procedure. The device includes a first curved portion for holding a top portion of a surgical probe; a second curved portion for holding a handle of the surgical probe, wherein the first curved portion and the second curved portion are adjoined through a frame; and an attachment at a bottom of the device, wherein the attachment can attach the device to a tripod.

Abstract: The clamping apparatus comprises a first coupling element and a second coupling element that can be releasably attached thereto. The first coupling element is provided with four at least partially conical centering pins that are adapted to engage four grooves correspondingly arranged on the second coupling element. Both coupling elements have stop surfaces serving as Z references, cooperating upon clamping together the two coupling elements to determine the position of the second coupling element with regard to the first coupling element in Z-direction once they are clamped together. The centering pins are, in relation to the grooves, designed such that each centering pin rests only on one flank of the associated groove. Thus, a gap remains between the centering pin and the other flank of the groove.

Abstract: The invention provides a standardized machining jig to be used in a machining center for processing various works. A machining jig 1 mounted on an exchange table T1 of a machining center has a jig base 10 and a pallet 20, and the pallet 20 is equipped with a large number of even-pitched through holes. Standard bolts 30 are inserted to the through holes, which are prevented from falling to the floor by a stopper plate 80. Standardized supporting blocks 42, 43 and positioning blocks 50 are fixed to the pallet 20 via bolts 30. A work 100 is fixed to the supporting blocks and the positioning blocks. The bolts 30 are manipulated via a bolt runner 60 attached to a robot arm.

Abstract: Some embodiments discussed relates to an apparatus for holding a substrate, comprising a body with a surface for a semiconductor wafer to rest on, with the surface having a first surface area on which a first area of the semiconductor wafer can rest, and a second surface area on which a second area of the semiconductor wafer can rest, wherein the second surface area protrudes with respect to the first surface area.

Abstract: A central pillar (20) is projected upward from a reference block (1), and an inner sleeve (21) is fitted to an outer periphery of the central pillar (20) vertically movably. The inner sleeve (21) is pushed upward by a coned disc spring (25). An outer sleeve (31) to be inserted into a socket hole (3) of a movable block (2) makes a tapering engagement with the inner sleeve (21) from above. The inner sleeve (21) and the outer sleeve (31) are adapted to be diametrically expandable and contractible. An output member (36) is inserted into the central pillar (20), and an upper portion of the output member (36) is connected to the outer sleeve (31). A driving mechanism (D) in the reference block (1) moves the outer sleeve (31) downward for locking via the output member (36).

Abstract: A cutting mat comprises: a baseboard defined with an assembling hole and at least one notch on a side of the assembling hole, a positioning member detachably disposed in the assembling hole, and a cutting board. The positioning member includes a circular body and at least one positioning protrusion formed on a side of the circular body and located in a corresponding position to the notch of the baseboard. The cutting board is formed at the bottom thereof with a circular recess for engaging the circular body of the positioning member, so that the cutting board is rotatably superposed on the baseboard.

Abstract: The clamping apparatus comprises a chuck member and a pallet releasably attachable thereto. The chuck member has four centering grooves, arranged offset to each other by 90° around the central Z-axis, while the pallet has four correspondingly located centering pins. In each of the four centering grooves, one of the groove flanks serves for centering the associated centering pin of the pallet, while the other groove flank is constituted by a clamping member. Upon clamping the pallet to the chuck member, the associated clamping member engages a recess provided on the centering pin and pulls the latter one in Z-direction into the centering groove of the chuck member. Simultaneously, the clamping member also presses the centering pin against the other groove flank. Thereby, the pallet is positioned relative to the chuck member in X-, Y- and Z-directions and clamped to the chuck member.

Abstract: A housing (6) is provided in a reference block (1). An annular plug (9), which is to be inserted into a positioning hole (3) of a work pallet (2), is projected upward from the housing (6). An output member (13) is inserted into a guide hole (10) of the housing (6) vertically movably. An upper end of the output member (13) is inserted into the annular plug (9), and a plurality of pressing members (56) are supported on a peripheral wall (9a) of the annular plug (9) radially movably. An annular aligning space (31) is formed between a guided portion (21) of the output member (13) and the guide hole (10). A shuttle member (41), which is diametrically expandable and contractible, is inserted into the aligning space (31). The shuttle member (41) is urged upward by a spring (51).

Abstract: A temporary fastener tool (20) for establishing and maintaining compressive alignment between at least two parts, each having an aperture through which the fastener tool is inserted. The tool includes a spindle (120) having a first and second end wherein a bulbous element (126) extends from the first end. The spindle engages collet (100) that includes a plurality of finger elements (106).

Abstract: Production and/or installation device for producing and/or installing a workpiece, with a device frame and a workpiece support table, which has several workpiece supports and is rotating with respect to one or more stationary work stations and can be moved in synchronized fashion, and with a driving mechanism for driving the one or more workstations, which driving mechanism has a motor and at least one essentially vertically movable coupling element, the movement of which is coupled indirectly with the motor and with which a driver of a work station is or can be coupled, the driving mechanism having a working shaft, which is disposed vertically and can be rotated by the motor, with a guiding device, with which the movement of the coupling element is coupled and over which the vertical movement of the coupling element is controlled.

Abstract: An annular plug portion (21) projects from a clamp pallet (2). An annular shuttle member (23) is supported by the plug portion (21) to be movable in the vertical direction. A work pallet (3) is provided with a tapered inner peripheral surface (12) which makes an engagement with a tapered outer peripheral surface (28) of the shuttle member (23). A transmission member (29) is inserted into an upper portion of a cylindrical hole (21a) of the plug portion (21), while a rod (31) is inserted into a lower portion of the cylindrical hole (21a). When the rod (31) is driven downward for clamping, an output portion (36) of the rod (31) moves the work pallet (3) downward through engaging balls (34) to form a transmission gap (G) between a pushing portion (31a) of the upper end of the rod (31) and a pressure receiving portion (29b) of the transmission member (29). When the rod (31) is driven upwards for unclamping, the pushing portion (31a) pushes upwards the work pallet (3) through the transmission member (29).

Abstract: A clamping device for a machine table comprises a clamping plate having a receptacle into which a draw-in bolt is insertable through an opening. A clamping mechanism immobilizes the draw-in bolt in the receptacle. A closure cap is movable inside the receptacle between a closed position and an operating position in which the closure cap is pushed into the receptacle by the draw-in bolt. The draw-in bolt is inserted into the receptacle and immobilized with the clamping mechanism. A centering surface is implemented on the end surface of the closure cap facing toward the outer side of the clamping device and/or on the end surface of the draw-in bolt facing toward the inner side of the clamping device. The centering surface pre-centers the draw-in bolt when it is inserted into the receptacle and its end surface thereby comes into contact with the end surface of the closure cap.

Abstract: A versatile palletized system provides for work to be held in place even while a top plate (7) as one type of workholder web is transferred. Movement can be provided by a coordinated topographically fixed movement web (39) which may have hydraulic pistons or other movement mechanisms (11) which cause actuation of a great variety of workholder devices (8) which may be attached to the workholder web (7). Accurate, repeatable positioning between the two webs can be accomplished for quick changeout and even configuration as a rotatable pallet system where one pallet can be set up while the other is being used.

Abstract: A supporting face (1a) is provided on a base plate (1), a face (2a) to be supported is provided on a work pallet (2), and an engagement hole (3) is opened in the face (2a) to be supported. A core column (11) is projected upward from a housing (9) fixed to the base plate (1). An elastic sleeve (12) that fits in the engagement hole (3) is supported in a space at the outer periphery of the core column (11), on the upper face of the housing (9). Wedge spaces (W) narrowing downward are circumferentially arranged at an substantially equal intervals between the core column (11) and the elastic sleeve (12). Wedge members (15) are vertically movably inserted in each of the wedge spaces (W). Input portions (20) of the wedge members (15) are connected to an output portion (44) of an upper rod (43) of a piston (33).