Abstract: A method and apparatus is provided for molding a patty of plastic food material wherein pressurized food material is supplied to a mold opening in a mold plate with a movable mold insert partially projecting into the mold opening. Relative movement is then effected between the mold opening and the insert so that the insert is effectively retracted from the mold opening thereby permitting expansion of the food material in the mold opening to provide a less dense patty of food material.

Abstract: A method and system are provided for dispersing a plurality of closely associated filaments so that the dispersed filaments are capable of being deposited, in a random, convoluted pattern, on a moving web-forming surface to form a high machine-direction strength nonwoven product. The filaments are preferably dispersed by impinging same against a fluid-dynamically-assisted, contoured deflection means, preferably comprising a curved, downwardly inclined deflection element which is continuously traversed, generally codirectional with the filament flow, by a stream of air.

Abstract: The invention relates to a buckle for a safety belt, which buckle contains two symmetrically disposed swivel latches (9) which cooperate with indentations (11) lying opposite one another in the insertable tongue (7). In order to ensure that both swivel latches will always conjointly engage in the indentations in the insertable tongue, according to the invention the swivel latches are joined together by a drive arrangement so as to make a common movement. This drive arrangement may be formed by two levers (12,13), each of which is joined to one swivel latch (9) and whose ends are joined so as to make a common movement.

Abstract: A casing hanger and stabilizer for use during the setting and cementing of surface casing in oil and gas wells, which includes a pair of generally wedge-shaped slip segments having mating faces and removably joined at the faces by a pair of plates, and further provided with interior slip threads or teeth for engaging the surface casing and a plurality of slots in the longitudinal exterior surface to permit the pumping of drilling mud or other fluid between the supporting conductor pipe and the suspended surface casing prior to cementing the surface casing in the conductor pipe.

Abstract: A crystal is mounted on a low, centrally located pedestal. Connections to the lower side of the crystal are made by way of conductive areas on the pedestal. Multiple wiring connections are made at the edges of the crystal by allowing the bonding tool to depress the edge of the crystal so that the crystal bonding pad is supported by the base structure only during the bonding process, then released thereafter to allow free vibration of the crystal plate. Complex circuitry, possibly involving more than one frequency can thus be put onto one plate.

Abstract: A controlled deflection roll containing a stationary roll support and a roll shell rotatable about the roll support. The roll shell is provided with a substantially ring-shaped closure element having an opening which surrounds the roll support in spaced relationship and enables movements of the roll shell in all radial directions in relation to the roll support. The closure element is connected by a torque coupling with the roll support and is provided with a drive gear meshing with a toothed rim provided at the roll shell. Gears can be arranged at both ends of the roll shell and interconnected by a connection shaft.

Abstract: The internal walls of a conduit for conveying fluid carrying marine fouling organisms is lined with a liner of anti-fouling material by inserting an expandable liner of anti-fouling material into the conduit and by expanding the liner radially outwardly into tight engagement with the internal walls with sufficient force to prevent movement of the liner with respect to the conduit upon the fluid flowing therethrough. The liner of anti-fouling material prevents the marine fouling organisms from contacting the internal walls of the conduit and thereby prevents the marine fouling organisms from adhering to or collecting on the internal walls and thereby prevents such marine fouling organisms from constricting the flow of fluid through the conduit. The liner of anti-fouling material may be comprised of a plurality of generally annularly shaped and radially expandable bands of such material which are inserted into the conduit and aligned axially and adjacent each other.

Abstract: Studs, joists, trusses and similar construction members having a pair of generally parallel chords and blocks disposed between the chords are manufactured by placing a plurality of blocks on a moving surface, with the blocks being spaced apart generally in a line along the direction of movement. A pair of chords are placed on each side of the line of blocks and are moved along with the blocks. The chords and blocks are moved past apparatus which drives fastening elements through the chords and into the blocks to secure the chords and blocks together in a rigid construction. Spacer lock plates may also be used to separate and lock the two chords in position, each spacer lock plate including opposed cuts on opposite edges thereof for receiving the chords, a stem portion between the cuts, and toothed flanges at each side of the stem portion.

Abstract: An improved gate injected, floating gate memory device is described having improved charge retention and endurance characteristics is described in which the barrier height for the injection of charge (electrons or holes) into the floating gate is reduced. This is accomplished by utilizing a layer of semi-insulating polycrystalline silicon between the control electrode and the insulating layer over the floating gate.

Abstract: A method of electrically isolating a plurality of semiconductor integrated circuit components and for forming gate elements for silicon gate transistors is disclosed whereby extremely narrow line widths can be formed which heretofore have been unattainable by practicing conventional photolithography.

Abstract: Disclosed is a method of producing a semiconductor device, comprising the steps of (a) forming a first insulating layer consisting of a lower silicon oxide film and an upper slicon nitride film on the surface of a semiconductor substrate, (b) forming a second insulating layer consisting of silicon oxide on the first insulating layer, (c) forming a third insulating layer consisting of silicon nitride on the second insulating layer, (d) selectively removing the third insulating layer so as to form a mask used for forming a hole for an interconnection electrode, (e) etching away the exposed portion of the second insulating layer by using the mask so as to form the hole for the interconnection electrode, (f) forming a conductive material layer on the entire surface of the structure obtained by step (e), a contact hole formed in the first insulating layer after step (a) or (e) being filled with the conductive material so as to allow the conductive material layer disposed on the first insulating layer to be connect

Abstract: A method for the heating of a fluid stream flowing in the pores of a body of specially prepared porous reticulated vitreous carbon which does not crack or substantially change in electrical resistance with time when heated to elevated temperature in air is described. The body is composed of electrically conductive rigid, interconnected and multidirectional continuous strands of vitreous carbon forming a rigid porous, three dimensional skeletal structure. The body as an electrical resistance element has current conductive paths between at least two regions; is shaped to provide particular cross-sections along the conductive paths; and has electrical connector means attached at the regions of the body so that current can be distributed through the body. The electrical resistance element is particularly useful as a heating element for air flowing through the pores in electrically powered room space heaters, hair dryers, hand dryers and the like and can also function as a self-cooling resistor.

Abstract: The flex life of devices comprising a relatively inflexible PTC conductive polymer element is improved by surrounding the PTC element with a layer of a relatively flexible polymeric composition which is melt-fused thereto. Particularly useful devices are self-limiting strip heaters in which the polymeric component of the PTC element comprises a mixture of two crystalline polymers having substantially different melting points, the higher melting polymer having a melting point of at least 160.degree. C., preferably at least 200.degree. C., for example a mixture of polyvinylidene fluoride and a copolymer of ethylene and tetrafluoroethylene. Such devices can be made by melt-extruding a layer of the relatively flexible polymeric composition around the PTC element, and heating to cause melt-fusion of the polymers at the interface of the layer and the PTC element.

Abstract: A variable resistance control includes a metallic structure plate that functions as a heat sink and that provides both a collector and terminals, a body that is molded onto the structure plate, a resistance element that is deposited onto the body and onto portions of the terminals, a contactor, and a driver. In one embodiment, additional miniaturization is made possible by bending a tab portion of the structure plate between two of the terminals to form a stop lug for limiting rotational movement of the driver.

Abstract: A hand operated tool for assembling electrical cables to an electrical connector which has a cable clamp for clamping a cable in position for termination with conductive contact means on the connector. A connector is properly located in position for receiving an electrical cable, and a pair of jaw members is mounted on the apparatus for movement in a transverse direction toward and away from the connector to engage and crimp the cable clamp onto the cable and provide strain relief therefor. A single hand lever is mounted for pivotal movement in a front-to-rear direction generally perpendicular to the direction of movement of the jaw members. A motion transmitting mechanism is operatively associated between the hand lever and the jaw members for moving the jaw members in response to pivotal movement of the hand lever.

Abstract: A solar array having solar cells mounted on a substrate and electrically joined by rear connector elements on the substrate and front connector elements secured between the cells to the substrate is fabricated by placing the array components in assembled relation and utilizing induction heating to heat to their fusion temperatures a thermoplastic adhesive layer on the substrate and contacting fusible cladding on the solar cells and the connector elements while retaining the components in firm contact to effect adhesive bonding of the solar cells and front connector elements to the substrate and metallic bonding of the solar cells and connector elements to one another.

Abstract: A fork 10 for winding spaghetti 30 which is spun by displacing the user's hand along grooves of a track 14 on handle 12 from point 16 to point 18 is disclosed. The speed of rotation increases as the user's hand approaches support plate 20 because the pitch of the grooves in track 14 increases. In one embodiment the center prong 22 is longer than prongs 24, and edges 32 of prongs 24 are straight and parallel to axis 26. The added length of center prong 22 facilitates rotational movement around axis 26. Straight edges 32 facilitate both the winding of spaghetti 30 around fork 10 and removal of the wound spaghetti for consumption.

Abstract: An anti-mar base is provided for a saber- or bayonet-type saw. The anti-mar base is provided with spring clips to detachably affix the same to the corresponding base of the saw in order to prevent the marring of objects to be cut. The anti-mar base is made of a smooth material in the form of a sled-like member having two runners separated by a groove into which a key-like opening opens. The key-like opening is formed of a circular opening to which is connected a slot. The spring clips extend from two metal strips which traverse the sled-like member extending through the body thereof and exposed in the aforementioned groove. The spring clips are of S-shape and permit the ready removal of the anti-mar base from the saw base.

Abstract: A manually portable chain saw (10) having a gripping handle (18), a cutting chain (26), a sensing arm (30), and a motive force mechanism (14), features a releasable bistate mechanism (39a) for stopping cutting chain movement in response to forward movement of the sensing arm (30). The releasable bistate assembly (39a) captures an end of a brake band (40) for longitudinal movement in the direction of the brake band (40) and transverse movement in the direction of the long axis of the sensing arm (30). Independent adjustment of the forces on the sensing arm (30) and on the latch mechanism (49), and positive braking action are achieved. Separate spring biases (50, 52) are employed against the sensing arm (30) and the latch mechanism (49) respectively.

Abstract: Chain saw bars having overlapping slots adjacent locations where the saw chain leaves the driving sprocket and in the region of the nose end of the bar are provided. In these areas, where the chain tends to pound against the bar, the slots dampen the vibrations between the outer portions of the bar rails and the interior of the bar and greatly reduce noise emission. The slots also provide cooling of the saw bar.

Abstract: A container comprises a rectangular hollow box divided into four wall components by lines contained in the planar portions of the walls so that the wall components each include portions of two walls. Splines are provided for locating the adjacent wall components together along said lines and a locking frame is provided for locking the wall components together when so located. The interior walls of the box are covered with a multiplicity of protrusions arranged in rows in two directions for locating shelves, drawers and the like.

Abstract: An attachment for a carpenter's square, the attachment supporting a pencil for marking a straight line along a board, the attachment including a collar inside which the pencil is is adjustably secured, and a clamp integral with the collar for clipping around opposite straight edges of the square calibrated rule, an edge of the clamp aligning with the pencil point so that the clamp edge is used to measure along the scale calibrations.

Abstract: A pasta gauge for mechanically selecting specific quantities of elongated dried pasta, such as spaghetti, the gauge comprising a container to be filled with said pasta, said container having an endpiece capable of being adjusted so as to form in one end of the gauge an aperture of a predetermined area or of one of a plurality of predetermined areas, said aperture representing a specific quantity of said pasta, which quantity is selected from a larger bundle of dried pasta members within the gauge by tilting said gauge so that said specific quantity of pasta members slides through the aperture while the remaining pasta noodles are supported by the area surrounding the aperture and remain within the gauge, said specific quantity of pasta members thus being separated from the remainder of the bundle.

Abstract: A bidimensional tracer for machine tools or measuring machines is described. Said tracer comprises a body for the connection to the machine, an end arranged to come into contact with a surface, and two detector elements apt to emit signals of detection of the movements of the said end, along two orthogonal directions, produced by the contact with the said surface.The main characteristic of the tracer is that said detector elements simultaneously detect the said movements along the said two directions, the said two detector elements comprising each a portion stationary relative to the said connection body and a portion movable as a function of the movements of the said end.

Abstract: Apparatus for setting cutting tool length on numerically controlled machine tools includes a base having a leg extending perpendicularly therefrom. A rod is fastened to the base parallel to the leg. Overlying the end of the rod distal from the base is a cap which is reciprocal along the axis of the rod and which is biased away from the base by a spring interposed between the rod and the cap. A dial indicator gauge is fastened to the rod to abut the cap for indicating the displacement of the cap along the rod relative to the base. A setting block is pivotally mounted to the leg a known distance from the base and is rotatable about the axis of the leg for urging the cap against the spring so that the distance between the cap and the base corresponds to the known distance between the setting block and the base, to facilitate zeroing of the dial indicator gauge.

Abstract: An adjustable straight edged device for use with a drafting board includes a straight edged blade which is adjustable to different angular orientations on the drafting board and is positively and precisely aligned in a horizontal orientation across the board. The device includes a platform slidably mounted for movement along one side of the drafting board on which the blade is mounted. The platform includes a pivot pin and preferably guide pins which are disposed to respectively, engage an elongated slot and pins about an end angle provided on the straight edged blade to slidably and pivotally attach the blade to the platform. In an alternative embodiment a single guide pin is used which engages a notch in the straight edged blade. This arrangement allows the straight edged blade to be repeatedly and accurately aligned in its horizontal orientation. A clamping knob is provided on the pivot pin for locking the blade in place on the platform.

Abstract: There is described a method of drying wet items of textile material, in which the wet item is rolled onto a roller and in the process subjected to a width-increase of at least 15% in the transverse direction while being fed without tension in the longitudinal direction, until the outer diameter obtained is substantially equal to the internal diameter of a perforated retaining sleeve into which the rolled item is introduced for subjection to a spin-drying operation.

Abstract: A perforated drum serves as a drying chamber into which moist particles are loaded. The drum is rotated about a horizontal axis to tumble the particles. Sonic energy and hot pulsating gas from a pulse jet engine are supplied to a plenum opening into the drum.The gas flows through the drum transversely to the axis and contacts the tumbling particles to dry them. A shroud encloses the drum. Moisture-laden gas exhausted from the drum is collected in the shroud and recycled to the pulse jet engine. Sonic energy escaping from the drum is reflected by the shroud back into the drum. The particles are continually exposed to pulsating hot gas and reflected sonic energy. Dried product is withdrawn from the dryer.

Abstract: A process for making a shoe for use in conjunction with various sports. The shoe comprises an upper portion, a walking sole, an intermediate element and at least one projecting portion. The process comprises the steps of integrating the projecting portion together with the intermediate element to form an integral assembly and then integrating the integral assembly with the upper portion and the walking sole to form the shoe.

Abstract: An adjustable fastener for securing two relatively movable ski boot portions together includes a T-bolt mounted in one boot portion, a threaded actuator on the T-bolt and a friction device adapted to be moved relative to the T-bolt upon rotation of the actuator to engage one of the boot portions for securing them together in a selected position after desired relative movement.

Abstract: A ski-shoe for traveling on snow has an elongated generally flat base plate having an upwardly curved front end and a pair of longitudinally extending side edges. Respective upright sides extending the full length of the base plate have lower edges joined to the side edges of the base plate. A pair of side rails extending outwardly and downwardly from the upper edges of the sides and having lower edges lying above the base plate form downwardly open channels with the respective sides. The foot of the user is secured to the base plaate between its front and rear ends and between these sides. At least one flap is pivotal underneath the base plate between an axis lying ahead of the flap between an upper position lying generally against the base plate and a down position extending transversely downwardly from the base plate. The sides, rails, and base plate all are made integrally of a synthetic resin and the device has an overall length of less than 1 meter.

Abstract: An arrangement for directly transporting manganese nodules obtained in ocean bottom mining, entrained in carrier water, to a ship includes a riser conduit and a submersible motor-pump arrangement located at the ocean bottom and discharging into the riser conduit in continuous operation. The motor-pump arrangement is so designed and operated that the highest possible pressure reduction therein due to changing consistency of the respective flowable medium minus the pressure differential along the characteristic curve of the pump arrangement at most equals, for all operating points along a characteristic control line, the pressure differential between a continuous operating point and the lowest pressure of the corresponding characteristic curve of the riser conduit at the operating limit.

Abstract: A molded plastic display tag includes a display panel with a rib along the bottom edge of the panel. A tapered stem with a knob formed on its distal end projects from the midpoint of the rib. The stem is tapered for cooperation with a metal clip which may be fastened about the stem and packaging material. The panel and rib are sized and shaped to permit manual gripping.

Abstract: A device for displaying price and like information wherein the figures to be displayed are contained on a series of panels folded into two stacks so that the top panel in each stack combines to make a display area and display one complete figure. The outside edge of each stack of folded panels are retained in a frame to dispose the top panel of each stack in the said display area. The outside edges of each stack are retained in the frame as aforesaid in opposed channels and a user can, by depressing the panel on the top of a stack actuate the edge of the depressed panel out of its channel, turn it over and insert it into the other channel whereby to change the panels on the top of each stack and, at the same time, change information conveyed by the top panels.

Abstract: A combination building permit display device and rolled blueprint holder is provided. The permit and the blueprints are protected from the elements and yet are readily accessible by authorized persons, such as the building inspectors. The base member of the device is formed by a single sheet of plastic and the translucent cover sheet for the permit is mounted by slots cut in a raised frame on the base member. A holder tube stores the rolled blueprints adjacent the permit and the tube is closed at the top for protection from the weather. Ring brackets or, in the alternative, hook brackets mount the tube for quick removal and replacement. A raised reinforcement rail is provided along the side of the base member adjacent the tube.

Abstract: Means for attaching a panel to an upright comprising a pair of uprights, multiple apertures formed in the uprights, a panel disposed between or on each of the uprights, bracket assemblies joined respectively to the side edges of the panel, the bracket assemblies comprising a pair of bracket elements having notches formed respectively therein, and the notches of each assembly being disposed in the associated aperture and in an interlocking relationship with the associated upright.

Abstract: A container is arranged to be quickly attached to or removed from a closed chute that is disposed around the ejection port of a submachine gun so that empty cartridge casings expelled from the gun are deposited into the container in a manner such that gases remaining in the casings cannot escape into the surrounding atmosphere. The container is capable of being sealed after the casings are received thereon.

Abstract: A device for removing a percussion cap from the primer nipple of a firearm comprising a bifurcated plate with a pair of substantially co-planar arms defining an elongated slot therebetween. The slot is open at one end of the plate and closed at the other. The inner edges of the arms are tapered at a predetermined angle, so that distance between the arms decreases from the lower surface to the upper surface of the plate. At the upper surface, this distance is less than the outside diameter of the cap at its skirt, but greater than the diameter of the nipple at the point where the nipple meets the skirt. A handle is joined to the plate at an angle at which sufficient leverage can be generated to remove the percussion cap.

Abstract: Provided herein is a fishing pole holder which includes an elongated support member adapted to be disposed in an upstanding position on a supporting surface which has a tubular member for accommodating the handle of the fishing pole. The tubular member is pivotally mounted at one end on the support member for movement in an angular path between a rest position and an operative position by the pulling action of a fish caught on the pole. The tubular member is limited in the amount of pivotal movement by means of the stop element and the system includes a spring, an alarm all of which indicates presence of a fish on the fishing pole.

Abstract: A light weight casting rod handle, including a generally cylindrical core of a rigid plastic with a recess intermediate its ends to receive a foot of a reel. At the forward end of the recess, a generally annular hood, integral with the core, overlies and surrounds the hole through which the conventional foot clamping device extends, to strengthen an otherwise weak section. Further to strengthen the core, a length of metal channel is embedded in it to underlie the recess. A coating of a resilient foam plastic covers the core, with a plurality of lateral extensions on the core embedded therein to interlock it.

Abstract: A fish line guide assembly having a plastic mounting clip with a body portion and a long passage adapted to receive a slender tine of a removable wire loop member. The slender tine constitutes the base portion of the wire loop member, and has a non-circular or square cross section whereas the body portion of the clip has a passage of similar cross section, closely conforming to the tine. The loop member can be mounted on the clip or removed therefrom by inserting or withdrawing the tine from the passage of the mounting clip. The non-circular configuration of the tine and the closely-conforming passage of the body of the clip coact to maintain the loop member in upright position with respect to the fishing rod, and to prevent undesired lateral shifting of the loop member thereon.

Abstract: A trolling rig has a base upon which is mounted a pair of drums and a pair of telescopic booms. A pair of handles are selectively engageable individually or simultaneously with the drums to wind in line from the booms.

Abstract: A fishhook and worm lure combination wherein an eye of the fishhook is located adjacent a head portion of a plastic worm lure with the shank extending exteriorly of and adjacent to a body portion of the lure with a barbed point of the hook embedded into the body of the worm lure. The hook is connected to the worm lure by an anchor member pivotally connected to the fishhook as by interconnected eyes with the anchor having a rod portion extending into the worm lure from the head end thereof and having portions within the worm lure and engaging same to resist retraction therefrom. The eye of the hook is connected to a fishing line.

Abstract: An infant development toy comprising a plurality of rings of varying diameter connected to each other and to a central object by a flexible connecting means. Optionally, the connecting means may be extended outside the rings to form a primary handle and a bell may be contained within the central object or the primary handle. The rings and central object are of a size, and are spaced along the connecting means in such a manner that, when the toy is held aloft by and suspended from the point of connection of the largest ring and the connecting means, the rings are concentric and surround the central object.

Abstract: Water sprinkling toy pistol of the type which comprises a water magazine for insertion into the pistol grip. The water magazine is in communication with means for ejecting a sprinkle of water through the pistol barrel. Overlying the magazine is a reservoir for containing a liquid producing bubbles of the type of soap bubbles, wherein a bubble blowing ring is immersed. The bubble blowing ring can be raised from the reservoir, through supporting means guided inside the pistol grip, to delivery bubbles in the direction of the piston barrel.

Abstract: A toy razor is disclosed which is constructed to be similar in appearance and sound to an electric razor and includes a housing defining an internal cavity within which may be mounted a rotary motor and a power supply such as batteries for energizing the rotary motor. A switch is defined on the housing that connects the motor to the power supply for energization thereof. The toy razor also includes a razor head slideably and reciprocally mounted on the housing. A diaphragm is secured inside the head at a location spaced from the rotary motor such that upon engagement of the shaving head with an object such as the face or hand of a child, the head moves inwardly to vibrate the diaphragm producing a sound similar to the sound of an electric razor.

Abstract: An aerodynamically-shaped flying disc comprised of two separate and distinct parts, a disc body portion and one or more separate rim portions. In one embodiment, the connection between the body and rim portions is permanent. In a second embodiment, the connection is disengageable to permit the use of interchangeable rim portions of different aerodynamic configurations, colors, dimensions and weights.

Abstract: A modular soilless garden system can be started as a small garden and built gradually into a larger, automatic garden system irrigated by a pump. Two formed plastic tanks, a larger sump tank and a smaller grow tank, are provided with barbed nipples at their base for connecting the tanks with flexible plastic hose and barbed insert T-fittings to assemble them in any number of different sized systems. In one embodiment, the sump tank is designed to contain multiple grow tanks and a water supply for irrigating them. This is fed to the grow tanks by a pump located outside the sump tank. Using the hoses and T-fittings, multiple sump tanks and grow tanks can be connected and added on to the pump so a larger system can be gradually built. In a second embodiment, the smaller grow tank can be used individually with one hose and any one gallon container as a manual garden by watering from the top of the tank and draining through the bottom of the tank through the hose into that container.

Abstract: A retainer for a growth supporting medium such as soil. The retainer being for tiered assembly with like retainers and comprising a multi-sided member open top and bottom and decreasing in cross-section from top to bottom with locating means at the top to divide the open top into a growing zone and a receiving zone to receive and support a like retainer located thereabove.

Abstract: There is disclosed an improved door position monitoring unit for use in a security door installation. The unit includes track means for mounting with respect to a horizontal edge of a door and movable therewith, a circuit component such as a switch mounted with respect to a stationary surface of the door installation, such as the door frame or the threshold. The circuit component is capable of being operated to attain a first condition, and a second condition which conditions can be detected by suitable circuit means. A control arm is provided to mechanically link the door to the switches, said control arm having one end thereof slidably connected to said track means, and being pivotally mounted proximate the other end thereof to the door frame, such that movement of said door will produce pivotal movement of said control arm.