Abstract: A device for holding a tendon graft in position as the tendon is scraped and sutured is described. The device includes a pair of tension arms that can be moved in both a horizontal and vertical plane. Horizontal movement of the tension arms can be used to adjust the amount of tension that is applied to a tendon graft. Vertical movement of the tension arms can be used to position the tendon graft in a location which enables medical personnel to more easily suture parallel lengths of a graft together.

Abstract: A precision clamp blade sharpening system includes a fittably adjustable clamping device attached by means of a support bar to a spring-loaded pin level and an adjustable bar to a sliding bar on top of a housing unit wherein is situated a means for regulating the velocity of the rotation of a circular sharpening disc which performs the function of sharpening scissor and/or other blade edges held in the clamp device by means of adjustable pieces which set the blade edge at a degree setting desired by the user and which clamp device may be extended for use with large circular sharpening discs or replaced with one designed for the sharpening of cuticle nippers and/or the inside parts of other blades.

Abstract: The device includes a left arm (11) and a right arm (10) hingably connected about a protractor scale (12). A left clamp and a right clamp (13 and 13') are slidably attached to the arms such that the spacing between the clamps is adjustable. Locking knobs (24A, 24B, 24A', and 24B') hold the clamps at the desired locations. Left and right socket formers (29 and 29') are slidably attached to the left and right clamps, respectively. Left and right levers (34 and 34') are used to extend the socket formers into a heated pipe (37) placed between the clamps to form integral pipe connecting sockets in the ends of the pipe. (A flexible mandrel is placed inside the pipe to prevent it from collapsing). Bending the arms to a desired angle on the protractor will bend the pipe to the same angle. Locking knob (18) holds the arms in place while the pipe cools. After the pipe is cooled and hardened, the levers are used to retract the socket formers from the pipe to release the pipe.

Abstract: A pin for use in apparatus for supporting sheet material such as cloth during operations such as cutting performed thereon comprising a supporting frame, a planar supporting surface on the frame for receiving plies of sheet material placed thereon, the surface having at least one through aperture therein and the surface having an outer portion contacting the material and an oppositely disposed portion, a pin holding and supporting arrangement carried by the frame and facing the oppositely disposed portion of the supporting surface, the holding and supporting surface for receiving a pin and maintaining the disposition of the pin substantially perpendicular to the plane of the surface and the location of the pin in registry with the aperture, a mechanism carried by the frame for moving the holding and supporting arrangement to move the pin through the aperture so that sheet material can be anchored on the pin, the pin comprising an elongated body having a substantially constant cross sectional dimension along s

Abstract: A positioning fixture assembly including tubular sections joined end to end by articulated joints but having one end articulated to a mounting assembly attached to a work surface, and a second end articulated to a tool holder, via articulated joints. The mounting assembly is attached to a work surface. The toolholder is attached to a vise grip pliers or similar tool for holding a small part to be welded to a larger part positioned on the table. The joints are locked by spring force, and are unlocked by applying pneumatic pressure via a foot pedal.

Abstract: A worktable and particularly a worktable and viceclamp of general utility for accomplishing a variety of tasks such as repair and service of equipment and tools.

Abstract: Device for mounting thin, preferably flat substrates (11, 11', . . . ) and for the transport of these substrates (11, 11'. . . ) in treatment apparatus, for example vacuum coating and etching apparatus, the device being formed by a frame (1), preferably in a rectangular shape, which is of such size that in the area surrounded by the frame (1) a support, e.g., a support formed of spoke-like round rods (6, 6', . . . ). can be inserted, and on this support fastening means for mounting the substrates (11, 11', . . . ) are provided, which hold the substrates (11, 11', . . . ) such that their substantially planar lateral surfaces run approximately parallel to the plane of the frame.

Abstract: A method and a device for mounting a wiper system on a motor vehicle includes individual structural members of the wiper system fitted in places on the motor vehicle body which are remote from each other. Thereby the individual structural members (19) are at first secured to a device serving as a transportation support (30) in proper position to the fastening points (26) on the motor vehicle body (25) and the premounted unit of wiper system and transportation support (30) is then put on the vehicle body (25) in proper mounting condition and thereafter the connection between the structural members (19) of the wiper system and the transportation support (30) is released again.

Abstract: A combination clamping and holding device is provided for clamping to an eave or a gable outrigger for the purpose of receiving and holding a facia board in position for nailing. The device is held in position by an upper lip while a single spindle is being tightened and it is removed after the facia board is nailed in place by loosening the spindle and then moving the device sideways where the upper lip will clear the facia board, allowing the device to drop downward to clear the facia board.The facia board holding portion of the device contains both angular and height adjustments so that it may be pre-set prior to clamping it into position, and the outside leg of the holding portion of the device is higher than the inside leg so that a facia board may be slid off of the edges of eaves or outriggers were it will hit a stop and drop into the correct position.

Abstract: An adjustable fascia board holder which comprises a channel section mountable on a roof rafter and having a pivotally mounted quadrant thereon which can be locked at any selected angle thereto. A second open channel is mounted on the quadrant at right angles thereto to receive a fascia board therein and hold it against the end of the rafter to facilitate nailing of the board to the rafter.

Abstract: A workbench including a work top which is supported by a base. The base includes a plurality of attachment points of which various implements such as clamps, brackets and other accesories are removably mountable such that they are secured to the workbench without requiring attachment to the work top, thereby enabling the work top to remain unmarred, imperforate and in good working condition. The plurality of attachment points allow the implements to be mounted to the base in various positions as desired.

Abstract: The apparatus joins two glass panels (4, 5) by injecting a strand of an initially pasty and subsequently solidifying compound along the edge of the pane into the intermediate space between the two initially unjoined glass panels. It has a horizontal conveyor, which has supporting or holding elements (6), which hold the glass panels (4, 5) parallel to each other and spaced apart, it being possible for the supporting or holding elements (6) acting on one of the glass panels (5) to be removed individually in sequence or in groups from said glass panel by an actuating device (7), thereby allowing a nozzle to be moved uninterruptedly between the two glass panels (4, 5) around the edge of the panel by an automatically operating handling apparatus (30), and wherein the nozzle can be swiveled about an axis running at a right angle to said panels.

Abstract: A vehicle trunk compartment lid holder to retain the trunk lid in selective partially-opened positions. The trunk lid holder includes an L-shaped central bar member, a first clamp slidably and rotatably attached to the vertical leg of the central bar member, and a second clamp rotatably attached to the horizontal leg of the central bar member. The first clamp selectively engages the trunk lid and the second clamp selectively engages the body of the trunk compartment. First clamp can be selectively locked at various positions along the vertical leg of the central bar member.

Abstract: A precision clamp scissors sharpening system which consists of a fittably adjustable clamping device attached by means of a support bar to a spring-loaded pin level and adjustable bar to a sliding bar on top of a housing unit wherein is situated a means for regulating the velocity of the rotation of a circular sharpening disc which performs the function of sharpening scissor and/or other blade edges held in the clamp device by means of adjustable pieces which set the blade edge at a degree setting desired by the user and which clamp device may be extended for use with large circular sharpening discs or replaced with one designed for the sharpening of cuticle nippers and/or the inside parts of other blades.

Abstract: The invention relates to pipe clamps and is particularly concerned with equipment that combines ease of handling and transportation and which can ensure correct alignment of curved, polyethylene pipe ends and their presentation to an appropriate coupling means. This objective is met by a construction comprising first and second clamp means, said first clamp means being pivotally secured at or towards one end of an inflexible, extendible means, and said second clamp means being pivotally secured at or towards the opposite end of said extendible means, the free ends of the clamp means being detachably and pivotally secured to each other.

Abstract: A universal part holding fixture for a CMM uses a plurality of ball detent retainers bolted to a base plate to allow part holders to be set up and removed with improved speed and accuracy.

Abstract: A drill press clamp having a collar which may be removably and adjustably mounted on the column of a drill press. A first arm is pivotally connected to the collar at a first end, with the second free end of the first arm pivotally mounting a second arm at a first end of the second arm. The free second end of the second arm includes a screw extending therethrough which may be employed as a clamp to secure a work piece between the drill press table and the second end of the second arm. The pivotal arrangement of the arms allows the clamp at the end thereof to be located at any point above the table. Additionally, the collar may be located at different positions along the column, to allow for work pieces of different sizes. The device may be adapted for use on a standard work table, without a drill press. The present invention also includes the use of clamp blocks having various contours cut therein.

Abstract: A workbench is constructed, with which the individual parts of a two-dimensional compound workpiece, for example, a shoe upper, can be assembled accurately without any need for subsequent adjustment operations. The workbench comprises a central, e.g. stationary, bench plate and at least one folding plate hinged onto it, which can be folded over onto the bench plate. At least the folding plate contains holding devices, e.g., in the form of a suction device, with which the individual part located on it can be held in position before and during folding over. The individual parts are adjusted preferably with templates in a mutually adjusted manner before the folding plate is folded over. The workbench can be used in cooperation with an adhesive applying machine.

Abstract: A C-clamp which may be clamped by a second C-clamp, so that large and irregular shaped workpieces may be clamped thereby, and further so that additional strength and stability is provided. The C-clamp includes an internal clamping face that contacts the workpiece during the clamping thereof. The C-clamp further includes a pair of external clamping faces that are contacted and clamped by the second C-clamp. The arm of the C-clamp that has the internal clamping face formed thereon has the external clamping faces substantially aligned therewith, so that vibrations produced by work being done on the workpiece are minimized. The clamp includes clamping heads that automatically pivot and swivel to accommodate the shape and angle of the surface and angle of the surface of the workpiece being clamped therewith.

Abstract: A wire harness and a method of and apparatus for manufacturing the same is disclosed. The present wire harness comprises a plurality of electric wires, constituting its trunk line portion and branch line portions, laid on a wiring board so as to form a desired pattern and a clamp chain, formed of a plurality of wire clamps arranged in parallel at predetermined pitches, attached to the edge portion at least at one side of the wiring board, in which the electric wires are locked to specific wire clamps of the clamp chain, and thereby, both end portions of the electric wires are arranged to as to be in parallel at predetermined pitches and projecting from the edge portion.

Abstract: An adjustable angle vise is provided for clamping a cable to a fixed structure in order to free the hands of a person making cable connections. The vise comprises two vise-grip pliers, with the pincers of one having flat resilient blocks adapted to grip a fixed structure, and the pincers of the other having resilient blocks with varied diameter channels to grip a cable. The two pliers can be connected together at varied angles by toothed connecting hubs. The cable-gripping pliers has at least two such hubs oriented perpendicular to each other, to allow orienting the cable either along or perpendicular to the fixed structure.

Abstract: Disclosed is a universal system for the support and positioning of a workpiece for use with a device such as an inspection system. A plurality of individual alignment devices are inserted into predetermined holes of a platform having a matrix of holes. Functions of individual alignment devices include support, clamping, datum point positioning and providing reference points. Each alignment device usually includes stanchions of varying length. Each stanchion is capable of being connected to another stanchion. Once the alignment device is positioned in a hole it can be fine tuned in all directions to get an exact location. Workpieces of widely varying types, shapes and sizes can thus be positioned using the same set of alignment devices.

Abstract: An apparatus and a method for holding, rotating and positioning a jack for the purpose of attaching said jack to one side of a structural support. The apparatus comprises a base and a holder. The base has a device to mount the base on the structural support. The holder is pivotally connected at one end to the base for displacement between a first location above said structural support and a second location at said one side. The holder has a receiver operable in a closed position to retain the jack as the holder is pivoted between said locations in order to position the jack for attachment to said one side of the structural support. The receiver is actuatable to an open position for removal of the holder from the jack after said attachment. The holder is displaceable from said second location back to said first location for removal of the apparatus from the support.

Abstract: A hairpin tube receiver includes a plurality of inependently rotatable receiver posts which have cavities in their upper ends for receiving the bends of hairpin tubes. The receiver posts can be independently rotated to selectable positions in order that the hairpin tube receiver can support the bends of hairpin tubes which are arranged in a variety of different configurations.

Abstract: An assembly jig for making wing spars is adjustable in a manner so that it can be used to produce virtually any size of spar. The jig includes a plurality of vertical posts, each of which has upper and lower clamping mechanisms that are vertically adjustable. The upper mechanism holds the upper spar chord to the spar's web and the lower mechanism similarly holds the spar's lower chord. Adjustment of the clamping mechanisms relative to each other accommodates a variation in web width corresponding to different stations along the length of the spar, or alternatively, different spar designs. Each post is further adjustable in a transverse direction in order to construc spars which are not linear from end to end.

Abstract: A work positioning device for positioning a work piece relative to a tool in an essentially unlimited number of positions. The work positioning device comprises a frame with a mounting arm pivotally connected to one end of the frame and which enables the frame to be rotatable about a first axis. The mounting arm is adapted for securement to a fixed structure. The work positioning device also comprises a second positioning arm which is rotatably with respect to the first positioning arm and a work holding arm rotatable with respect to the second positioning arm. A clamping mechanism is provided on the work holding arm to releasable secure a work piece thereto. This structure enables the frame and the positioning arms to be movable relative to one another in order to move a work piece to an essentially unlimited number of positions.

Abstract: An apparatus for plumbing a series of posts includes a generally vertical frame supported on three operable jacks mounted to form a three-point support for the frame. Each jack is operable to raise or lower that support and thereby align and plumb the frame. The frame includes upper, intermediate and lower horizontal members, vertically spaced-apart and parallel. The horizontal members are comprised of a pair of telescoping halves, so as to be selectively and adjustably extensible. A winch and strap is affixed proximal to each end of each horizontal member, which is operable to hang a post against each end of the frame.

Abstract: A model airplane jig is disclosed which is particularly adapted to support a model gasoline engine airplane in substantially any position or orientation so that repairs can be made to the same. The jig includes a weighted base and a vertical post extending upwardly therefrom. A horizontal beam is pivotally connected to the top of the post through a ball joint and trunnion with the connection being radially offset from the axis of the post. Front and rear wheel clamps adjustably mounted adjacent the ends of the horizontal beam attach to the wheels of an airplane and secure the plane to the jig.

Abstract: A holding apparatus includes a first clamp and a second clamp. Each clamp having a handle, and a coupler for coupling the handles of the clamps together. The coupler includes a first rod and a second rod, with each rod having a right angled leg, the legs being shorter than the rod, and the ends of each rod being threaded. A coupling engaging the threads on one end of each of the rods to adjustably join the rods together and wing nut engages one thread in interfering engagement. Connecting elements connect the legs to a respective clamp handle. Each connecting element includes a ring rotatably surrounding the second leg and having an integral stem projecting radically from the ring. The stem projects through a clamp handle to permit pivotal movement of the clamp handle around the stem, thereby providing five axes of movement between the two clamps.

Abstract: The invention relates to the an adjustable support and spacer device having and a base member and extension member which is adjustable relative thereto via a releasable clamp. The extension member and the base member each carry a support member whereby the adjustment of the extension member relative to the base member provides a relative adjustment of the two support members. The base and extension members are provided with measuring indicia and the extension member is able to be pivoted about the releasable connection device to provide angular adjustment between the two support members.

Abstract: This invention relates to a lawn mower blade sharpener apparatus readily attachable to a bench grinder assembly having a rotating grinder wheel to sharpen an edge portion on a lawn mower blade. The lawn mower blade sharpener apparatus includes (1) a stationary grinder attachment assembly being clamped to an object support assembly on the bench grinder assembly; and (2) a pair of movable blade attachment assemblies, each connectable to an outer opposite end of the lawn mower blade. Each movable blade attachment assembly is provided with a main support rod engagable with the stationary grinder attachment assembly and having a plurality of blade connector clamps secured to an outer blade section of the lawn mower blade.

Abstract: A utility pole repairing apparatus having a first and second rigid elongated member with an adjusting mechanism attached therebetween for selectively adjusting the distance between the first and second rigid elongated members. A holding structure is operatively attached to the first and second members for selectively holding the first and second members up against a utility pole in such a way that it can be so positioned by one person. Third and fourth rigid, elongated members also are provided and have a second adjusting mechanism attached therebetween for selectively adjusting the distance between the third and fourth rigid, elongated members.

Abstract: A pair of guides having long grooves on the upper surfaces thereof for engaging optical fibers, a pair of fulcra formed in parallel with the long grooves of the guides for supporting the guides, a pair of centering stands having substrates for supporting the fulcra, a pair of centering mechanisms having load imparting mechanism sections having telescopic output ends, load imparting mechanism sections, and transmitting mechanism sections for the adjusting mechanism sections so that the long grooves of said centering stands are disposed adjacent to each other to align in a rectilinear line. The centering mechanisms are associated with the centering stands to contact the output ends of the centering mechanisms with the guides of the centering stands.

Abstract: On a track for electromagnetically levitated vehicles, side guide rails are positioned on and secured to a beam-like support member forming the track by an apparatus made up of a transportation frame extending in the long direction of the support member and by installation truss frames located on and extending transversely of the transportation frame. Side guide rail installation arms are pivotally mounted on the installation truss frames. With the arms in an outward position the guide rails can be placed on and held by the arms. By pivoting the arms inwardly the side guide rails can be located along the outer sides of the support member. By raising the installation truss frame, the guide rails can be located relative to stators mounted on the underside of the support member. In addition, the final position of the guide rails can be established by moving the installation truss frames transversely of the transportation frame and relative to a plate strip on the upper surface of the support members.

Abstract: A vise for joining frame pieces has clamp assemblies which can be moved on perpendicular axes, and has a quick-acting shifting mechanism for displacing one of the clamp assemblies from an initial position and returning it thereto. The complementary end faces of mounted frame pieces can thereby be brought into precise abutted registry with one another to establish a corner joint, moved apart by use of the shifting mechanism to permit the application of a fast-setting adhesive to the mating surfaces, and thereafter returned by reverse action of the mechanism to secure them in precisely the same relationship as was initially established.

Abstract: There is disclosed a method and apparatus for effecting cardio-valve replacement surgery. A clamp adapted to be fastened to an ether screen has multiple arms. These arms are linked together by a double clamp having two parts which are pivotable with respect to each other and within which the arms are both rotatable and slidable and which arms are simultaneously clamped in whatever position they may have been set. The clamping is effected by a draw bolt passing through both parts of the double clamp. At the free end of the arms is a clamp adapted to hold a replacement cardio-valve holder. The clamps and the arms are adjusted to present a replacement valve in a position such that it can be sutured into the heart of the patient without the surgeon having concern about the possibility of malalignment of the valve or suturing.

Abstract: A stairway fabricating apparatus includes a structural machine frame that can support an elongated linear stringer work piece thereupon. A plurality of tread supports include multiple work stations which are movably supported by the frame for simultaneously supporting multiple, selectively pre-spaced stair-step treads in a position against the stringer so that the tread and stringer can be connected to define thereafter horizontal stair-step positions of staircase treads that are of a pre-selected spacing and of a pre-selected angular position with respect to the stringer. Connection of the treads to the stringers can be accomplished by welding, for example, once the correct linear spacing and the correct angular position of the treads are selected.

Abstract: An apparatus for uncoupling a threaded joint between a pump or turbine shaft and an impeller using the power of a hydraulic cylinder is disclosed. The apparatus has a housing with a V-shaped upper surface for supporting the end of the pump adjacent the impeller, a vertical support for supporting the opposite end of the pump which is adjustable in height and distance from the housing, and a hydraulic cylinder which is pivotally mounted on the side of the housing remote from the support. The rod of the hydraulic cylinder has attached to it a chain and hook for attachment to the impeller blade.

Abstract: A mobile apparatus having utility in the construction of roof trusses at a job site. An elongate trailer frame is mounted to a wheel and axle assembly and is transportable on public highways by towing. A jig assembly supported by the frame is formed primary of uni-strut members and has a first elongate fixed position side rail and a second parallel but movable jig support rail. Plural transversely disposed jig members are slidably mounted for lateral movement along the extent of the first and second side rails of the jig assembly. A clinching device is mounted for longitudinal movement along the extent of the jig assembly by an overhead cantilevered track support structure. The jig assembly is longitudinally extendable, and the overhead track support member has a hingedly mounted auxiliary portion that may be deployed so that the clincher device can reach even the extended portion of the jig assembly.

Abstract: This is an improvement on a C-type clamp. Its features are: on one end or both ends of a clamp body that has (1) multiple directioned connecting threaded holes; (2) attach many threaded bars that will be used to clamp a small cubic object which has several different surfaces; (3) a middle connecting bar that has several threaded bars can be jointed to two ends of a C-type clamp body which may expand outward or expand inward, enabling to clamp far aparted supporting points or to clamp object that has variety of crooked clamping points.One step forward, both ends of a C-type clamp body has position adjustable receiving bars in a zigzag shape and one or several threaded bars can be inserted into it; or on one end or both two ends of a C-type clamp, several connecting bars are jointed together in a terrace shape which can be expanded like a fan and adjust the position of each connecting bar. These several threaded bars can clamp several points on the different vertical surfaces of a circle.

Abstract: A clamping system is disclosed for use with an assembly jig. It features a clamp having one jaw consisting of a pin and the other jaw including a pad which when closed will be spaced from but parallel to the pin. The pin is to be inserted into a circular locating device which is joined to the frame of the assembly jig. Due to the circular nature of the locator and use of the pin, the workpiece can be grasped in an over-center locking position in almost any orientation. The clamping device together with the assembly jig provides standardized pieces that can be used for limited production items that need to be held upon a jig relationship when locked.

Abstract: For holding a plurality of different, in shape, workpieces, a holding unit comprises a laminated body with a number of thin identical shaped elongate plates which have one ends forming a workpiece supporting surface, a vibrator unit for moving the elongate plates so as to vary the shape of the workpiece supporting surface to create a new one, and a bias mechanism for clamping the laminated body, so the newly created shape of the workpiece supporting surface is maintained.

Abstract: A teaching apparatus for teaching how to take measurements to connect two pieces of pipe whether or not such pieces are offset from each other or in a straight line. The apparatus includes a main support, an upstanding post laterally movable on the main support, a first pipe section holder on the post selectively movable vertically therealong and a sub-support spaced from the main support having an upstanding flange member laterally movable on the sub-support having a second pipe section holder thereon angularly adjustable with respect to the flange member on the sub-support. The pipe section holders can be used to clamp a pipe section therein and adjusted to set up a predetermined spacing and angular relationship between the unconnected pipe sections. The angularity of the main support and the sub-support in their horizontal planes can also be adjusted. In this manner, the apparatus can be used to teach the interconnection of the pipe sections or to actually determine the proper coupling therebetween.

Abstract: A C-clamp adapted for interconnection to other like C-clamps and to other tensioning devices by means of at least one threaded adapter. The clamp includes a substantially L-shaped main body having a threaded clamping rod. The main body includes three legs. The third leg is intermediate between the first and second legs and disposed at substantially a 45 degree angle thereto. The second leg has a truncated end and a blind bore therein. The first and second legs have tapped apertures perpendicular to the plane of the main body. The third leg has a tapped aperture formed therein along an axis which is within the plane of the main body portion of the clamp at substantially a 45 degree angle with respect to the blind bore. Threaded adaptors and other tensioning devices are interconnected between individual C-clamps permitting intricate clamping arrays for objects or workpieces having complex shapes.

Abstract: A C-clamp adapted for interconnection to other like C-clamps and to other tensioning devices by means of at least one threaded adapter. The C-clamp includes a main body portion with five integral leg portions. Threaded apertures are provided through the legs perpendicular to the plane of the main body portion. Blind bores are provided in the legs in a plane parallel to the main body portion. The fourth leg joins the first and second legs and is disposed thereto at an angle of substantially 45 degrees. The fifth leg joins the second and third legs and is disposed thereto at an angle of substantially 45 degrees. Threaded adapters and other tensioning devices are interconnected between individual C-clamps permitting intricate clamping arrays for objects or workpieces having complex shapes.

Abstract: A jig for constructing pipe support brackets is disclosed, the brackets having a shank portion, an anchoring portion, and a pipe holding portion. The jig has a base member which receives the shank portion and first and second templates which receive the anchoring portions and pipe holding portions respectively, while they are being secured to the shank. The templates may be axially adjustable and pivotally mounted for constructing brackets of different sizes and for facilitating removal of the finished bracket from the jig.

Abstract: A machine for automatically forming a placket on a garment, for example on a front of a child's shirt, makes use of a clamping and straightening apparatus which has a pair of clamp members which engage the garment piece along a segmented edge, straighten the edge and then transport the edge past a sewing machine which attaches a strip of lining material.

Abstract: A jaw assembly for a stretch forming press is disclosed. The jaw assembly comprises a flexible jaw having a plurality of hingedly connected jaw segments mounted to a supporting jaw frame by means of three support pins so arranged as to distribute the loads from the part being formed into the support jaw frame through the three support pins.

Abstract: For holding a plurality of different, in shape, workpieces, a holding unit comprises a laminated body with a number of thin identical shaped elongate plates which have one ends forming a workpiece supporting surface, a vibrator unit for moving the elongate plates so as to vary the shape of the workpiece supporting surface to create a new one, and a bias mechanism for clamping the laminated body, so the newly created shape of the workpiece supporting surface is maintained.

Abstract: An articulated rafter framing jig and it's method of use and structure. It depends on the correct usage of the jig to hold securely and quickly rafter stock so that accurate marking for seat cuts, cheek and plumb cuts be made without use of complicated measurements, tools or calculations and needs only one measurement to accurately position a rafter stock in jig relative to other roof members, thereby saving time and expense.