Abstract: Workpiece transfer support apparatus has a housing having a chamber therein for the removable accommodation of a support body which may be equipped with a workpiece engaging and supporting member. That portion of the support body which is accommodated in the chamber is engaged by and urged into a seating position with seating surfaces within the chamber. A locking bolt is movable into and out of engagement with the support member when the latter is within the chamber and acts on such support member to maintain it in snug engagement with the seating surfaces. A safety latch is provided to avoid inadvertent removal of the support body from the chamber of the housing.

Abstract: A chucking device, in particular for workpieces that are to be machined on more than one side, has a workpiece carrier with at least one turret, arranged to receive workpieces, that is supported rotatably about an axis of rotation on the workpiece carrier, A positive-engagement locking device is associated with the turret, on the workpiece carrier, by which locking device the turret can be locked positionally precisely in a predetermined rotary angle position relative to the workpiece carrier. The locking device has at least three locking parts disposed coaxially to one another, which on the plane faces facing one another each carry pairs of cooperating locking means that can be brought into and out of engagement with one another by means of an axial relative motion of the locking parts.

Abstract: A method of marrying a rear axle assembly to a vehicle body is provided. The axle assembly includes parallel-spaced trailing control arms connected together by a transverse twist beam. The trailing control arms have a sleeve at a forward end and a spindle plate adjacent a rear end. The spindle plate along its lower end having V-shaped notches which are vertically and fore and aft aligned with one another. The axle assembly is connected with a tool tray, having two fore and aft aligned and vertically aligned elevated first and second pins projecting toward one another and third and fourth pins for contacting said trailing control arm sleeves to set the vertical height of the forward end of the trailing control arms. The axle assembly is set on the tray by placing the spindle plate V-shaped notches on the first and second pins to set the axle assembly fore and aft position and rear end vertical position with respect to the tray.

Abstract: A base plate for building devices for clamping workpieces in a defined and reproducible position has first grid points arranged in a uniform grid pattern defined by perpendicularly crossing center lines spaced from one another by a uniform grid pattern spacing. The first grid points describe an ideal surface of the base plate. Each first grid point is a first concave spherical depression having a center point. Each center point is located on a point of interception of the perpendicularly crossing center lines.

Abstract: A system for mounting a slab substrate in a three-dimensional modeling machine includes two parallel rails positioned on opposite sides of a modeling platform. A blade extends along each rail, each blade having an inward-facing knife edge. A slab substrate having a width which approximates the distance between the two rails and having slits in its sides is loaded in the machine by lining up the slits, respectively, with each blade and pushing the substrate towards the rear of the platform as the knife edges cut into the substrate. Preferably, the platform includes a rear stopper to stop rearward motion of the substrate. The platform preferably also includes a retaining means at its front edge that is actuated to lock the substrate into place on the platform during modeling. The substrate is removed from the platform by deactuating the retaining means, if any, grasping the substrate, and sliding the substrate towards the front of the platform.

Abstract: A plurality of blocks are chained together in alignment over at least one rod, each with a recess for receiving a work piece between adjacent blocks. A second chain of holders may be employed to receive a different portion of the work pieces so the work pieces extend between the chains of blocks, forming a set of chains that may be presented as a unit before a cutting tool to make a cutting process efficient and uniform among work pieces. Further chains or sets of chains may be employed to hold a larger number of work pieces together. Chains of blocks are advanteously mounted on vise plates in plate holes spaced apart from centers of vertical and horizontal neighboring plate holes a same distance, d. Thus, two rods of a set of work piece holders may be positioned at preferred positions on the plate with recesses aligned vertically or horizontally.

Abstract: The present invention relates to a flange fixture intended to hold a flange to a tube for welding the flange to the tube, whereby it comprises: a) a cylindrical central body comprising at least three evenly distributed expansion holders as well as one cylindrical part provided with threads, whereby the expansion holders are each arranged to receive at least a radially movable expansion mechanism, and whereby the cylindrical part being provided with threads is arranged to receive one controlling device influencing the radially movable expansion mechanism for obtaining an outwardly directed movement; b) a first cylindrical shaft axially and rotatably mounted arranged in the central body and comprising a second controlling device arranged in the end thereof facing away from the central body; c) an axially and rotatably arranged second shaft in the shaft, which second shaft in its end receives at least three evenly distributed second expansion holders, which are each arranged to receive at least one radially move

Abstract: A device that allows the treatment of a substrate in a machine provided for the treatment of bigger substrates and a mounting system for a substrate in this device. The device comprises a ring (24) having an external diameter equal to the diameter of these substrates, this ring being capable of setting the substrate (22) of smaller diameter. The system includes means (34) of manipulating this substrate and means (36) of heating the ring or of cooling this substrate. Application in micro-electronics.

Abstract: A customizable nest plate for securely positioning a device to be nested. An alignment device may be used to position nest pins within one version of the nest plate. In another version, several tugboat stop blocks may be adjusted and secured against a nest plate having many threaded apertures in order to secure the device to be nested. In addition, adjustable ramps may be used to adjust the height of a device to be nested above the surface of the nest plate.

Abstract: A wiring jig is provided with a cable receiving area which receives cables. A crank-shaped supporting member supports a pillar which supports the cable receiving area. A pressing member having a pair of locating feet is provided with a pressing screw. Tightening the pressing screw of the pressing member fastens the supporting member to a perforated panel. Loosening the pressing screw allows the supporting member to rotate and/or slide so that the pillar can be installed at any desired position without being limited by the position of mounting holes pre-formed with a predetermined spacing in a perforated panel which receive the pair of locating feet of the pressing member.

Abstract: A fluid distribution system for transporting pressurized fluid. The system includes a plate having a first face and a slot extending along the face between opposite first and second ends of the slot. In addition, the system includes a body having a surface sealingly engaging the first face of the plate and overlying the slot so that a portion of the surface and the slot at least partially define a passage for transporting pressurized fluid between the first and second ends of the slot. A method of making the system is also disclosed.

Abstract: The invention relates to a worktable mountable on a sawhorse, the sawhorse including two frames articulated to one another along a longitudinal top axis, and a top bar having two side faces extending parallel to the longitudinal axis. The worktable includes a top bar receiving member and at least one work plate articulated thereto, the top bar receiving member including a receiving portion fitted for snugly receiving the top bar and at least one support leg for supporting the at least one work plate at a substantially horizontal position.

Abstract: A workpiece indexing and clamping system for machining the workpiece. Spherical or narrow cylindrical heads of index pins extend from holes in a base plate into workpiece holes to align and index the workpiece. The pin portions in the base plate holes can be expanded to lock them to the base plate. Each pin has relief flats parallel to the pin axis. Clamps engage workpiece edges with thread-like angled grooves on a cam surface to force workpiece edges against the base plate during machining of the workpiece. A central clamp has a pin extending from the base plate into a workpiece hole. Angled grooves in a cam surface are brought into contact with the hole sides to force the workpiece toward the base plate and hold the central area in place during machining. In another version, a combined index and clamp pin has a head that fits within a workpiece hole and an extension that fits within a base plate hole.

Abstract: A modular fixturing apparatus platform includes a plate, which has a center and a plurality of axes extending radially outward from the center. The plate includes a plurality of mounting openings configured to receive fasteners. The mounting openings are arranged in a rectangular array and aligned along one of the radiating axes of the plate. The rectangular array includes at least two rows of the mounting openings. In one form, the mounting openings are arranged in a repeating square pattern within the rectangular array. Preferably, the plate comprises a sub-plate, and the platform further includes at least one base plate, which is mounted on the sub-plate. The base plate includes the rectangular array of mounting openings and is aligned along one of the radiating axes of the sub-plate.

Abstract: A fixture to hold an electronic substrate having probe areas on a top surface. The top surface of the electronic substrate is left open to provide a maximum area to couple interconnect wires for a device under test. In addition, a bottom surface of the substrate is left open to provide a maximum area to couple with a probe card in one embodiment, or a test head in another embodiment. This open bottom and open top minimize the mechanical interference with electrical connections. The substrate is planarized to a frame by one or more clamps that are attached to the frame. The clamps provide adjustment of the pressure down on the substrate in a Z-axis direction which is normal to the top surface of the substrate for providing a good connection with a planar card. In addition, the clamps provide adjustment in the an X-Y plane parallel to the frame and rotational correction about the Z-axis.

Abstract: A product holder that does not cause a product to become cracked or contaminated at the time of being conveyed and transported, subjected to a sputtering treatment, or the like, can be detected by an infrared ray detector, is superior in its strength, durability, chemical resistance, and the like, and is easily handled is disclosed. This product holder for holding a product having opposite end surfaces and is composed of a silicon carbide sintered body having a product accommodating portion, which accommodates and holds the product such that one end surface of the product is exposed, wherein a groove portion is formed in the product accommodating portion at a position which abuts the other end surface of the product, which opposes the one end surface.

Abstract: The invention refers to an auxiliary assembly element for automatic mounting of machine parts, such as housing sealing covers for combustion engines, where the auxiliary assembly element, which may be attached to the machine part and easily removed, receives the mounting devices for the connection of the machine parts with the machine into supports where they are position-oriented and arrested, so that the mounting devices, together with the machine part, may be supplied to and moved directly into the connection position with the machine via the auxiliary assembly element with the use of an industrial robot or similar.

Abstract: A holder is provided for holding a pan or other article during the process of applying a coating, such as a non-stick release coating, to the article's surface. The pan holder includes a pan holding member for holding the pan in position on the pan holder, and a pan holder chuck attached to the pan holding member. The holding member may include a bottom support piece and a plurality of pan support rods extending from the bottom support piece. At least one of the support rods is preferably movable and biased in an inward radial direction for holding the pan in position against the other support roads. The movable support rod may also include therefor for engaging a handle stud extending from a pan. The pan holder chuck includes a downward extending shaft for mounting the pan holder on a conveyor chain in a chain-on-edge spray line, and a pulley adapted to be engaged by a drive belt for rotating the pan holder while a coating material is sprayed onto an article held by the pan holder.

Abstract: A system for constructing devices for chucking workpieces in defined and reproducible positions on machine tools and measuring machines includes a mounting pipe which has grid points formed at regular coordinate distances and is provided in the longitudinal direction of the pipe with chamfers uniformly distributed over the circumference, wherein the grid points are formed on the chamfers in the form of concave spherical recesses, and wherein the center points of the spherical recesses are located on lines which extend parallel to the chamfers outside of the pipe body and which describe the ideal pipe shape.

Abstract: A device used as an aid in scoring polygonal shapes into glass having a platen rotatable on a base and a compression arm secured to the base, the platen having grid markings and circular markings intersecting the grid markings, and holes at certain of the grid markings into which locating pins, straight edges and clamps can be inserted, the base having a circular recess, the platen being seated into the circular recess, the compression arm being secured to the base and having a glass engaging clamp, the compression arm extending over the platen to secure a piece of glass between the glass engaging clamp and the platen to facilitate a straight line to be manually scored using a hand scoring device, the platen being a held by a retaining force variably applied to hold the platen position by the glass engaging clamp during the scoring operation.

Abstract: A precision assembly table and method includes a plurality of rigid bars connected to adjustable support members which can individually adjust the position of the rigid bars above a surface and a frame to create a desired contour. The structure to be assembled, such as a magnetic levitation guideway, is positioned and held in place on top of the rigid bars which have been positioned so as to define a desired contour of the structure and to which the structure will mechanically conform. The position of the rigid bars is monitored and adjusted by a computer to maintain the desired contour while the structure resting on the rigid bars is being assembled.

Abstract: An elongated and cross-section polygonal work piece carrier (1) has at least two clamping surfaces (2) extending parallel to its longitudinal axis (3). It is retained in bearing (5, 9) at least at one end, to be rotatable about its longitudinal axis over 360°. Each of the clamping surfaces (2) is supplied with at least two rotatable work piece holding tables (11) located in a row adjacent each other. The holding tables (11) are coupled by gears (25, 26, 33) with each other and with a common drive gear (35) in such a manner that all tables, in dependence on the rotation of the work piece carrier (1) about its longitudinal axis (3), will rotate over its respective rotation axis (12) about a predetermined angle, depending on the angle of rotation of the work piece carrier; an interrogation device is provided to interrogate whether all rotated tables are in predetermined, locked angular positions.

Abstract: A vacuum holding chuck is presented. The vacuum holding chuck of the present invention is particularly well suited for holding semiconductor wafers of multiple diameters during various testing and manufacturing operations. In an exemplary embodiment, the vacuum chuck comprises a body having a first surface and an opposing second surface, wherein the first surface includes first and second recessed circular platforms to receive wafers having first and second diameters, respectively. The second surface includes at least one recessed circular platform to receive a wafer having a third diameter. Each circular platform is defined at least in part by an annular shoulder and each circular platform further includes a vacuum trough which is connected to a vacuum source which when activated, evacuates the air from the vacuum trough and securely holds a wafer in place within the circular platform.

Abstract: A unit for releasably attaching parts of a palletizing system comprises two coupling elements to be fastened together between which a connection arrangement is provided for clamping the coupling elements in the direction of a clamping axis as well as an elastic radial orienting arrangement. The elastic radial orienting arrangement includes a springy device allowing relative displacement between the coupling elements transversely to the clamping axis, but provides centering forces in radial direction with respect to the clamping axis which act upon the coupling elements when they are clamped together.

Abstract: A workbench includes a base, a pair of beams disposed on top of the base and each having a number of holes, and two frames slidably engaged on the beams. A fixed platform is secured on the beams, and a slidable platform is secured on the frames for allowing the slidable platform to be moved along the beams. A positioning device is secured on the frame for engaging with the holes of the beams and for securing the frame and the slidable platform to the beams. The slidable platform may be easily and quickly moved along the beams when the positioning device is released.

Abstract: A workbench is provided that can be used as a conventional table (for the dining room, for card games, etc,.) and also provides the features of a carpentry and mechanics workbench. The workbench can be used in conjunction with an electric drill to provide the services of a sander, router, bench drill wood lathe, and bench saw.

Abstract: A work positioning jig for machine tools is attached to a table with use of a T-slot formed in a work holding surface of the table to position work in place. The jig comprises a jig body having a positioning portion to be brought into contact with the work, and a wedgelike pressing portion formed integrally with and projecting downward from the lower end of the positioning portion centrally thereof. A vertical pin extends through the positioning portion and the pressing portion of the jig body centrally thereof and is movable upward and downward. The pin has attached to its lower end a U-shaped brace member fitted over the pressing portion from below and to be fitted into the T-slot of the table. The pin is biased upward by the force of coned disk springs, with the brace member inserted in the T-slot, thereby causing the pressing portion to expand upright walls of the brace member into pressing contact with side faces of the table defining the T-slot. The jig can be attached to the table easily.

Abstract: A workpiece indexing and clamping system for machining the workpiece. Spherical or narrow cylindrical heads of index pins extend from holes in a base plate into workpiece holes to align and index the workpiece. The pin portions in the base plate holes can be expanded to lock them to the base plate. Each pin has relief flats parallel to the pin axis. Clamps engage workpiece edges with thread-like angled grooves on a cam surface to force workpiece edges against the base plate during machining of the workpiece. A central clamp has a pin extending from the base plate into a workpiece hole. Angled grooves in a cam surface are brought into contact with the hole sides to force the workpiece toward the base plate and hold the central area in place during machining.

Abstract: A quick clamping type vice in which a chuck and a spring are disposed in a main base seat. The chuck is substantially U-shaped and an inner side of the bottom of the chuck is formed with a semicircular thread facing upward. A cover board is disposed on the upper side of the chuck and locked with the chuck to form an integral body. The spring is disposed right under the chuck. The thread rod passes through the main base seat and ride on the bottom of the chuck. The spring pushed the chuck upward to make the thread of the chuck engaged with the thread rod. When the cover board is depressed, the chuck is vertically moved downward and disengaged from the thread rod. At this time, the thread rod is liberated and can be quickly slided. When releasing the cover board, the spring makes the thread of the chuck again engaged with the thread rod. Accordingly, the clamping and loosening operation of the vice can be quickly performed.

Abstract: A bracket and sensor body of a magnetic sensor, wherein relative rotation therebetween provides precise setting of an optimal air gap, and wherein operation is very quick, easy and reliable and wherein the air gap setting is precisely repeated each time a magnetic sensor is replaced or re-installed. In a first preferred embodiment, the bracket is provided with a sensor aperture having a predetermined shape, and at least one cutting tab is provided at the sensor aperture which has a predetermined pitch angle relative to the plane of the bracket. The sensor body is composed of a relatively softer material, such as a plastic, which is cuttable by the harder material of the one or more cutting tabs, wherein the shape of the sensor body is generally complementary to the predetermined shape of the aperture. Rotation of the sensor body relative to the bracket causes the one or more cutting tabs to cut into the sensor body.

Abstract: In an apparatus for retaining one or more layers of sheet type work material on a permeable support surface, at least two vacuum manifolds are positioned under the support surface, each defining at least one vacuum inlet for drawing vacuum therethrough. Proportional control valves are coupled to the manifolds for selectively controlling the location and intensity of the vacuum being drawn, such that work material positioned on the support surface is held thereto by the vacuum drawn through the inlets and the support surface. The intensity of the vacuum is selectively controlled by the valves to concentrate vacuum in the area along the work material where a work operation is being performed.

Abstract: A workpiece indexing and clamping system for machining the workpiece. Spherical or narrow cylindrical heads of index pins extend from holes in a base plate into workpiece holes to align and index the workpiece. The pin portions in the base plate holes can be expanded to lock them to the base plate. Each pin has relief flats parallel to the pin axis. Clamps engage workpiece edges with thread-like angled grooves on a cam surface to force workpiece edges against the base plate during machining of the workpiece. A central clamp has a pin extending from the base plate into a workpiece hole. Angled grooves in a cam surface are brought into contact with the hole sides to force the workpiece toward the base plate and hold the central area in place during machining.

Abstract: For disassembly purposes, a holder holds the bearing assembly of a spindle assembly so that a free end of the spindle of the spindle assembly extends upward from the bearing assembly. A guide aligns a disassembly striker with the free end of the spindle and the disassembly striker drives the spindle at least partially through the bearing assembly. The holder defines a lower collection chamber that the spindle falls into. For assembly purposes, the holder holds the bearing assembly and the spindle so that the spindle extends through the bearing assembly and the free end of the spindle extends upward from the bearing assembly. The guide aligns an assembly striker with the spindle and a collar that encircles the spindle. An internal surface of the assembly striker includes a annular first portion that abuts the collar. The assembly striker drives the collar onto the spindle until a stop arrests movement of the assembly striker and the collar.

Abstract: This invention relates to a circuit board carrier and method of using the same. The carrier allows circuit boards to be processed on lead frame-based semiconductor processing equipment. The circuit board carrier contains a structure to secure a circuit board thereto and the carrier is sized and shaped, and provided with standardized indexing holes, to allow processing of circuit boards on processing equipment configured for lead frame-based processing.

Abstract: A mounting support device allows workpieces to be attached at points intermediate between discrete positions of fixture bases of machine tools. The mounting support device has three support members. A lower support member is slidably attached to an intermediate member allowing the intermediate member to move along an x-axis. An upper support member is slidably attached to the intermediate member allowing the upper member to move along a z-axis. A jig for holding a workpiece is connected to the upper member. The lower support member is attached to the fixture base in a discrete location in the usual way. Thus, the jig holding the workpiece can be positioned intermediately between discrete mounting positions of the fixture base. The sliding attachments maintain precise alignment between the support members and can be secured after adjustment.

Abstract: A workpiece indexing and clamping system for machining the workpiece. Spherical or narrow cylindrical heads of index pins extend from holes in a base plate into workpiece holes to align and index the workpiece. The pin portions in the base plate holes can be expanded to lock them to the base plate. Each pin has relief flats parallel to the pin axis. Clamps engage workpiece edges with thread-like angled grooves on a cam surface to force workpiece edges against the base plate during machining of the workpiece. A central clamp has a pin extending from the base plate into a workpiece hole. Angled grooves in a cam surface are brought into contact with the hole sides to force the workpiece toward the base plate and hold the central area in place during machining.

Abstract: A support for firing articles for a dental laboratory as described, in which a tensioning plate (14) is provided between two carrier plates (10, 12), the carrier plates (10, 12) and the tensioning plate (14) exhibiting a corresponding pattern of boreholes (16). In these boreholes (16) carrier pins (32) are introduced, which by displacement of the tensioning plate (14) with respect to the carrier plates (10, 12) are clamped in place and fixed in their position.

Abstract: A fixturing device, usable with various fixturing components as a universal modular fixturing system, has a slot and a shaft, the slot and the shaft intersecting and having a common plane of symmetry, the fixturing device having a plurality of transverse bores intersecting the slot and the shaft, perpendicular to the plane of symmetry. The fixturing device is used according to one or more of three clamping techniques. The first clamping technique is back-clamping in which a workpiece having a threaded recess is clamped by a bolt from the back of the slot. The second clamping technique is relocatable clamping in which a clamp support supporting a clamp clamping a workpiece is displaceable along the shaft. The third technique is lever-arm clamping in which a lever arm, pivotally mounted on a pin located in one of the transverse bores, is rotated to clamp a workpiece.

Abstract: A modular tooling system having two or more base plates joined by elongated extender members and having a tubular member with opposite ends which are closed by cover members, each of which has an inner portion dimensioned to fit within the interior of the tubular member. The cover members are formed with through-holes with one of the cover members formed with threaded through-holes while the through-holes of the other cover member are non-threaded. An access opening, positioned in the side of the tubular member and proximate to the non-threaded through holes, permits the removal and insertion of fasteners into the non-threaded through holes for engagement with the threaded through-holes of the cover member attached to another tubular member or to threaded through-holes formed in one of the base plates. Alternatively, a double threaded, dowel fastener may be used to join the cover members each having threaded through-holes, of two tubular members.

Abstract: A tombstone fixture for supporting workpieces has a stiffened tooling column.

Abstract: A cutting board for cutting food products which is composed of a plurality of abrasive inserts arranged in parallel rows. In use, the knife blade is drawn along the channel formed between the adjacent rows, and the contact between the knife blade and the abrasive inserts acts to sharpen the knife blade on both of its sides.

Abstract: A machining device has a base and a fixture. The base is fixedly attached to a pallet or a machining table. The fixture is mounted on the base, contacting the base only at projecting contact surfaces which project above the mounting surface of the base. Cleaning of the base before a fixture is attached is done efficiently because only the minimized projecting contact surfaces area between the base and the fixture needs to be cleaned to permit stable contact between the base and fixture. The base and fixture also include projections and holes for precisely aligning the base and fixture with respect to each other.

Abstract: A shield for use in connection with a workholding apparatus that has a base and at least two jaw members operably supported on the base for selectively clamping a workpiece therebetween. The shield comprises a plate member adapted to be removably received on the base and configured to permit at least one jaw member to move relative thereto. The plate member may be sized to provide the workholding apparatus with a worksurface that is wider than the base.

Abstract: An indexing apparatus for indexing an article about an axis. The indexing apparatus is adapted to be removably attached to the article and is constructed to axially displace the article along the axis to a disengaged position upon the initial application of a rotary force to an indexing assembly housed within the indexing apparatus. When in the disengaged position, the article can be selectively rotated about the axis by the further application of rotary force to the indexing assembly so that the article may be positioned in a predetermined angular position. The indexing apparatus further includes locking pins for locking the article in a plurality of predetermined angular positions when the application of rotational force to the indexing assembly is discontinued.

Abstract: A workpiece indexing and clamping system for machining the workpiece. Spherical or narrow cylindrical heads of index pins extend from holes in a base plate into workpiece holes to align and index the workpiece. The pin portions in the base plate holes can be expanded to lock them to the base plate. Each pin has relief flats parallel to the pin axis. Clamps engage workpiece edges with thread-like angled grooves on a cam surface to force workpiece edges against the base plate during machining of the workpiece. A central clamp has a pin extending from the base plate into a workpiece hole. Angled grooves in a cam surface are brought into contact with the hole sides to force the workpiece toward the base plate and hold the central area in place during machining.

Abstract: A mounting support device allows workpieces to be attached at points intermediate between discrete positions of fixture bases of machine tools. The mounting support device has three support members. A lower support member is slidably attached to an intermediate member allowing the intermediate member to move along an x-axis. An upper support member is slidably attached to the intermediate member allowing the upper member to move along a z-axis. A jig for holding a workpiece is connected to the upper member. The lower support member is attached to the fixture base in a discrete location in the usual way. Thus, the jig holding the workpiece can be positioned intermediately between discrete mounting positions of the fixture base. The sliding attachments maintain precise alignment between the support members and can be secured after adjustment.

Abstract: Apparatus for attaching a member onto a planar surface of an object within a predetermined degree of positioning accuracy relative to a reference axis on the planar surface. The apparatus comprises first and second bores in the object that are spaced a predetermined distance apart on the reference axis such that their respective centers extend substantially perpendicularly through the reference axis. First and second hollow protrusions are formed on a mating surface of the member and are spaced apart on the mating surface a second predetermined distance and are shaped such that the second predetermined distance can vary a predetermined amount relative to the first predetermined distance without affecting the ability to simultaneously insert the first and second protrusions into the first and second bores, respectively, while maintaining the degree of positioning accuracy of the member relative to the reference axis on the planar surface on the object.

Abstract: A workbench which is to be used especially as a teaching aid in the form of an ergonomically designed multi-purpose workbench for use in handicraft training is to have vice work stations which can easily be converted for left or right-handed people. In particular, it is to be possible for work stations for left and right-handers easily to be arranged on one and the same workbench. This is achieved by a vice which can be clamped to the worktop of the workbench via a spindle fitted centrally on the vice. The centric spindle arrangement makes it easy to convert the vices for right and left-handed operations via spindle supports arranged on both sides on the corner of the workbench or work station. The vices are turned simply by rotation through 180.degree.. In addition, suitably distributed apertures to take bench clamps for the vices facilitate zero or low-torque three-point clamping of workpieces. Auxiliary tools can easily be fitted and secured on the workbench.

Abstract: A working table fashioned as a clamping table includes a top frame supported by legs, with two plate-shaped clamping jaws or worktable portions being supported on mutually disposed frame members. One of the clamping jaws is adjustable with respect to the other clamping jaw by two adjusting spindles disposed in the frame members. To enable a more rapid clamping, provision is made that the other jaw is displaceably guided along the frame member and is equipped with locking pawls engaging locking holes provided in the frame member. The locking pawls are adapted to be lifted out of the locking holes by actuating members and are also lockable in an unlocked position.

Abstract: A modular model verification mounting system and method for building and verifying a production tooling verification model with a surface contour made of a workable material is disclosed. The mounting system can include at least one base member for supporting the production tooling verification model. The base member has a first uniform grid of apertures disposed in a first surface at a first predetermined distance from one another. At least one component member is provided for attaching to the base member in cooperation with the first grid of apertures. The component member has a second uniform grid of apertures formed in at least one second surface and disposed at a second predetermined distance from one another. At least one armature is connected to the component member in cooperation with the second grid of apertures. The armature member has at least one custom surface adapted to support the workable material.