Abstract: An apparatus for delivering the end of a shirred casing to the nozzle of a meat packing system where the casing is connected to the nozzle to be stuffed with meat extruded from the nozzle includes a support for supporting the shirred casing from the inner side thereof, a clamping unit advanced and retracted together with the support and adapted to hold the end of the shirred casing opposite the nozzle by pressing the casing from within, a drive unit which operates through the support for advancing the clamping unit toward the nozzle and for retracting the clamping unit after the shirred casing is connected to the nozzle, a resisting body advanced and retracted with the support for resisting the folds in the wall of the shirred casing when the support is retracted, thereby to deshirr the shirred casing into a straight, tubular portion as relative movement is established between the casing and the resisting body, and a withdrawal mechanism for pulling the straight, linear portion of the casing backwardly.

Abstract: A salad tong having a pair of resilient gripping arms and a hand guard assembly. The hand guard assembly may be in the form of a U-shaped guard having a front wall with the rear ends of the tong extending through a slot therein and having a rear wall with a slot through which the rear end of the salad tong extends, with a locking pin to hold the salad tongs in position. Alternately, the hand guard assembly is in the form of a separate hand grip on each arm.

Abstract: An elongated sheet of web material has a longitudinal row of feeding holes in each side edge portion and a plurality of binary codes longitudinally spaced along one side edge portion; and an associated web handling and working machine has sprockets which cooperate with the feeding holes to feed the web, a tool or other instrument for working on the web and a device for reading the codes as the web is fed through the machine. Each code comprises a group of data bits and provides such information as the remaining length of web available to be worked upon, the type of instrument suitable to work on the web, and whether the instrument should be rotated to maintain it tangent to its path of travel over the web.

Abstract: An external electronic measuring apparatus 2 in which a sample book block 1 is clamped and the thickness is then determined as a displacement-dependent actual value. The apparatus further includes a microprocessor 20 in which the actual displacement value is evaluated, and is stored as a required value, and a control unit 19 for transmitting the required value to the actuators 44, 45, as an actuating variable. The measuring apparatus possesses a clamping device 8, 9 which can be driven by a motor, and which enables two or more actual displacement values to be determined, these values being functions of differing compressive forces which serve to hold the book blocks in the bookbinding machine 42. These actual displacement values are defined by switch arrangements 20, 38, 13, and 39, as pressure points P1, P2 . . . Pn, and are determined, as actual displacement values, by means of a displacement measuring facility 31-35, in a sequentially controlled procedure.

Abstract: A hand-held electrically powered hammer tool with a rotor-type electromotor (17) and a hammer mechanism (14) arranged in a machine housing (13). The hammer mechanism (14) includes a drive shaft (24) with an excentric crank pin (35) thereon for a piston rod (43) connected to a drive piston (40) reciprocably movable in a cylinder (42) for driving a hammer piston (41) towards a working tool (16) via an air cushion (44) between the two pistons. The drive shaft for the hammer mechanism (14) is also the rotor shaft of the electromotor (17) so that the hammer mechanism and the motor are driven by the same speed. The electromagnetically active parts (23,49) of the rotor (18) are located outside of and surround the corresponding parts (21, 22) of the electromotor stator (19) thus enabling the rotor also to be a flywheel and a fanwheel.

Abstract: A slicing apparatus particularly suitable for slicing livers. A plurality of adjacently spaced apart blades are mounted within a drum rotatable about the blades. The blades are disposed toward one side of the drum in close proximity to the peripheral wall thereof to form a cutting zone. Pockets are provided in the peripheral wall of the drum, the pockets being formed with gaps which align with the blades. As the drum and the pockets rotate through the cutting zone, the blades pass through the pockets and slice livers therein. The cutting zone is positioned in a lower quadrant of the drum and, with respect to the drum's rotational direction, immediately before lower dead-center thereof. Thus as a pocket enters the cutting zone it is being inverted and on exiting the cutting zone a pocket has been completely inverted. On exiting the cutting zone the sliced contents are deposited into a tray provided on a packaging tray conveyor positioned adjacently beneath the drum.

Abstract: A portable power operated fastener driving device including a work contact assembly having a manual adjusting mechanism for adjusting the extent to which fasteners driven by the fastener driving element of the device are countersunk into the workpiece. The manual adjusting mechanism includes a manually operable member movable by manual engagement to effect an adjustment of the adjusting mechanism and a releasably lock movable between a locking position for locking the manually operable member against manual movement and a releasing position enabling the manually operable member to be manually moved. A guard assembly encloses at least a portion of the adjusting mechanism including the manually operable member. The guard assembly includes a manually operable access door movable between a closed position wherein the manually operable member is manually inaccessible within the guard assembly and an open position wherein the manually operable member is manually accessible.

Abstract: A radial saw blade is formed of a flat disc having peripheral edge including circular peripheral portions and recessed stepped peripheral portions. The peripheral edge includes spaced apart, radially inwardly extending notches. Each notch has a flat, plate-like insert brazed to an L-shaped seat in the notch facing the direction of rotation. Each insert has cutting edges formed on side edges of the inserts which extend axially from both sides of the disc and on a crown edge extending radially from the peripheral edge of the disc. The side and crown edges each have beveled surfaces extending away from the direction of rotation to define a relief angle. A first set of the notches are positioned about the circular peripheral portion of the peripheral edge. The inserts in the first set of notches make the primary cut in both linear and non-linear passes.

Abstract: Single-sheet printer paper comprises a sheet of paper having a middle portion having the same dimensions as a standard-size sheet of paper, upper and lower holding portions which are integrally formed on the upper and lower edges of the middle portion, and guide lines for cutting which are formed along the borders between the middle portion and the holding portions. In a preferred embodiment, the guide lines are in the form of perforations. A method for using this paper comprises printing over the entire length of the middle portion with a printer and removing the holding portions by shearing along the guide lines so as to obtain a sheet having the same dimensions as a standard-size sheet and which is printed on over its entire length.

Abstract: A method for rapid identification of art objects or other valuables. Oil paintings, sculptures and other valuable objects are coded with radioisotopes at a specific X,Y,Z coordinate system. The exact location of the isotope and a measurement of the emitted radiation are recorded for future use to show the art object, or any other valuable object, has been destroyed, stolen, lost, or duplicated.

Abstract: In order to increase the protection against forgery of a security paper, a security inlay made of polymer material having piezoelectric and/or pyroelectric properties is embedded in the security paper. The presence of such an inlay can be tested by means of contacting and non-contacting measuring methods.

Abstract: A punching device for automatic punching machines for the punching of paper, cardboard and the like, comprising: a driving mechanism for a top shoe; such as a rocking lever drive, elliptical cam drive, or wedge-form transmission; a stationary bottom shoe supporting a counter-punch; a movable top shoe supporting punch knives; and a gripper bar arrangement for intermittent forwarding through the punching device of sheets to be punched wherein the drive mechanism for the top shoe is located between the top shoe and a yoke which is connected with the bottom shoe through prestressed tie rods.

Abstract: A hammer drill can be switched between combined rotary and impact operation and impact operation. An electropneumatic mechanism provides the impact force and includes a guide cylinder with a beveled gear wheel extending around the outside surface of the cylinder. The gear wheel is driven by a drive wheel. A coupling sleeve is mounted on the guide cylinder for rotation with it and is axially displaceable relative to the cylinder between a first position in meshed engagement with the gear wheel and a second position displaced out of meshed engagement. A switching device moves the coupling sleeve between the two positions. In the first position, the coupling sleeve rotates the guide cylinder, while in the second position the guide cylinder is locked against rotation. The switching device includes a control cam engaged within a groove extending in the circumferential direction of the outside surface of the guide cylinder.

Abstract: This invention relates to a transparent gummed label for small nail polish glass containers fitted with a cap-applicator, the label being formed of a pre-cut clear cellulose acetate sheet having translucent light colored printing over a major proportion of the back and the bar code printed on the front of the sheet. Specifically the left back side of the sheet is printed with a first light colored material identifying the supplier and the shade of the nail polish contents. Immediately adjacent thereto but on the front side there is a second printing of a white opaque background located on the right side which is a minor portion of the sheet and which is then overprinted with the opaque black Universal Product Code Bar Code and then with the Universal Product Numbers adjacent the Bar Code. The back side of the sheet is then coated with a clear pressure sensitive adhesive so that the label is then applied to a small glass container (1/2 fluid ounce) for nail polish.

Abstract: A cutting tool, especially a scissors with drawing cut includes a lower shear blade pivotally connected to an upper shear blade by a bolt or other suitable means which projects into an oblong hole of the upper shear blade. The lower shear blade is provided with a straight groove which extends slantingly to the longitudinal axis of the lower shear blade and is engaged by a pin which is part of a plate-shaped injection molded part snugly inserted in the upper shear blade and including the oblong hole.

Abstract: A mechanism for feeding a ribbon having discrete three dimensional objects includes a specially formed finger which fits through a U-shaped opening from the back side of the ribbon and incrementally drives the ribbon into position where it is severed along a predetermined line by a knife which moves transverse to the direction of movement of the ribbon. The knife includes a gap in the blade opposite the U-shaped opening to avoid severing a tab associated with the U-shaped opening.

Abstract: A computer aided riveting robot has a machine frame for movably mounting a work piece positioning support and riveting tool positioning carriers. A rectangular three-dimensional coordinate system is defined in the machine frame, whereby an x-y-plane (61) constitutes a reference plane. The machine frame extends upwardly from a machine base in the y-direction of the rectangular coordinate system. The work piece positioning support extends upwardly in the y-direction and supports a work piece so that its largest surface area extends approximately in an x-y-plane of the rectangular coordinate system. The work piece positioning support in turn is supported by guide rails for moving the work piece back and forth in the x-direction. Two riveting tool carriers are supported in the machine frame and hold two riveting tools for movement in the z-direction. The tool carriers extend in the y-direction and are so arranged that the work piece extends between the two tool carriers.

Abstract: A manifold form assembly has a front page and a back page, with each page having at least one image-receiving area disposed thereon. The original front page is disposed on one side of a first sheet and the original back page is disposed on the other side of the first sheet. The first sheet is movable between a first position in which the original front page is exposed for completion and a second position in which the original back page is exposed for completion. A pressure sensitive image-transferring system is provided integral with the assembly to transfer pressure-created images formed on the front and back page image-receiving areas. Duplicate front and back pages receive images transferred by the image-transferring system. A stub connects the original pages, the image-transferring system, and the duplicate pages into an integral form assembly. In one embodiment, a set of carbons transfer the pressure-created images from the original front sheet to the duplicate front sheets.

Abstract: A metal skin trimming device which cuts an edge of a first metal skin to a net shape that is complementary to the edge of a second metal skin that has been previously attached to a frame, such as the airframe of an aircraft fuselage. A guide carried by the device is adjustable to set the gap that will appear between the edges of the first and second metal skins when they are attached as by riveting to the airframe.

Abstract: A stapler includes a press handle, a loading arm for filling a staple stick having a side window thereon, an anvil base and a magazine prefilled with several sticks of staples engaged with the side window of the arm and having an angled spring plate normally braking a staple stick, whereby upon the retraction of a pusher in the arm, the angled spring plate in the magazine will be straightened to release a standby staple stick tensioned by a leaf spring in the magazine to be filled into the loading arm for convenient refilling of staples without uncovering the loading arm.