Abstract: An electrical assembly comprising a plurality of electrical components aligned in a row under an axial load and wrapped with filament windings. The wrapped components are then preferably enclosed in a housing. MOV blocks can be used as the electrical components, resulting in a surge arrester having excellent heat transfer properties as well as improved tensile and cantilever strengths. The electrical components can be varistors, resistors, capacitors and insulators or any combination thereof.

Abstract: An electrical outlet box formed of nonmetallic material which has a pair of integral bosses that angularly align, engage and retain wiring device mounting screws therein. The bosses each have a through bore for receiving the screws comprising in sequence a frustoconical surface, a first cylindrical surface having a diameter slightly larger than the crest diameter of the mounting screw threads, and a second cylindrical surface having a diameter slightly smaller than the crest diameter of the screw threads and slightly larger than the root diameter of the screw threads. The frustoconical and two cylindrical surfaces are coaxial, with the frustoconical and first cylindrical surfaces angularly aligning the screw substantially coaxially of the bore and engaging the screw to resist inadvertent removal of the screw from the bore, and the second cylindrical surface threadedly retaining the screw therein upon rotation of the screw along that surface.

Abstract: An electrical cable especially useful in oil wells having a gas conducting channel beneath the outer sheath and a valved vent through the sheath to prevent explosive decompression. Gases entrained in the cable's insulation can exit from the insulation into the channel, move longitudinally of the cable along the channel and exit from the sheath via the vent. The cable comprises an insulated conductor, a low gas-permeable sheath surrounding the insulation, the gas conducting channel located between the insulation and the sheath, and the vent in the sheath and communicating with the channel. The channel can be formed of a plurality of filaments or fibers located closely adjacent one another to form a bundle. A plurality of bundles can be used, which can extend linearly or spirally along the insulation or in interwoven form.

Abstract: Concrete formwork is provided comprised of a plurality of panels with backing plates tied together by tie wires or metal ties. In certain embodiments of this invention the panels are comprised of a material having a high insulating ability, but having relatively poor strength capabilities. Examples of these materials are polyurethane, polystyrene, and other foam plastics. The panels are arranged in a plurality of panel assemblies wherein each panel assembly includes a pair of panels spaced horizontally and tied together. The panel assemblies are arranged one on top of the other and end to end to form a complete wall. The panels have shiplap joint edges so that the joints between the panels interlock and are not in a single plane. The panels can be easily manufactured on the site by a plastic foam producing machine and a molding machine. The backing plates and metal ties or tie wires can be molded in place when the panels are molded.

Abstract: A drawer-type night depository is disclosed which has a drawer which slides in and out of a housing embedded in a wall. The drawer has an unusable dead space in the front thereof and a partial floor comprised of spaced stationary fingers. The night depository also includes rotor fingers which are designed to rotate through the drawer as the drawer is closed. The item being deposited is placed on the stationary fingers. Then as the drawer is closed, the symmetric rotor fingers rotate between and through the stationary fingers, picking up the deposited item and flipping the deposited item through an opening in the drawer and housing into a bin below. The rotor fingers are fixedly attached to a shaft which passes through the drawer. The shaft is rotated by a clutch mechanism as the drawer is closed. The clutch mechanism is designed such that the shaft, and thus the rotor fingers, are rotated 180.degree. each time the drawer is closed.

Abstract: A rugged sturdy workpiece positioning mechanism that effectively and efficiently positions and holds at least two workpieces for further operations is provided. The mechanism includes a main support which is slidably connected to a first workpiece and a housing assembly which is affixed to the main support and extends above and engages the second workpiece. The housing assembly includes two side plates, a cam with a handle rotatably attached to the sideplates, a ratchet to lock the cam into a fixed position and a load bearing surface actuated by the cam and slidably received between the side plates. The edge of the cam abuts the load bearing member. When the cam is rotated in a predetermined direction, the distance between its axis of rotation and the load bearing member increases driving the load bearing member downward. The load bearing surface engages the workpiece and forces the second workpiece into a desired position relative to the first workpiece.

Abstract: The invention relates to an electrically driven oscillating compressor, in particular for use as refrigerating machine, comprising a piston compressor, an electric oscillating drive for directly driving the piston compressor and a pulse shaper for supplying energy to the electric oscillating drive, wherein the group consisting of the compressor piston which is resiliently held in a central initial position, the other oscillating masses, the gas spring rate and the electric components of the oscillating drive form an electro-mechanical oscillating system whose natural frequency is at least approximately equal to the frequency of the current energizing the oscillating drive.

Abstract: An egg injection machine is provided which includes a needle assembly, a needle plate assembly, a solenoid assembly and an egg positioning assembly. The needle plate assembly is located above the egg positioning assembly and includes a movable plate (having up and down positions), a stationary plate and a spring located therebetween which is biased to push the movable plate away from the stationary plate. The solenoid assembly is connected to the movable plate and controls the movement of the movable plate. The needle assembly is fixedly attached to the movable plate such that it moves between a retracted position and an injection position as the movable plate moves. The egg positioning assembly also includes a second movable and a second stationary plate, between which the egg is positioned. A shock absorber and a speed controller are attached to one of those latter plates. In operation, the needle assembly rapidly decelerates towards the egg.

Abstract: A new game apparatus including a shooting device for shooting a ball and a target when the shooting device is loaded, balls are either shot automatically by the shooting device, or by a trigger operated by the user. The shooting device includes a pressurizable ball receiving chamber into which the ball to be played enters when the player is ready to shoot the shooting device. The ball enters the chamber through a first hole in the chamber. The shooting device also includes a door for closing this first hole, a source of fluid under pressure and a switch and solenoid assembly for admitting the fluid into the chamber in a sufficient amount to drive the ball from the chamber through a second hole in the chamber. The second hole leads to an exit conduit through which the ball is projected out into the open air. The chamber is closed off upon the initial pressurization of the chamber by the door and by the ball. As more pressure is added, sufficient pressure builds up to propel the ball out the second hole.

Abstract: A medical suturing device is provided which basicly includes a base, a bridge and a head. The bridge extends between and is attached at its ends to the base and the head. The head receives the staples therein (in a staple cartridge) and includes the mechanism to fire the staples. The base includes an anvil which the ends of the staples contact when they are driven through a workpiece. The staple driving mechanism includes an H-shaped body member which receives the cartridge of staples in the lower half of the "H", a rod-like wedge which is slidably received in the upper half of the "H", a rocker plate which is attached perpendicularly to the body member, a rocker arm which is rotatably attached to the rocker plate and interfaces a portion of the wedge, a staple driver which extends between and interfaces the wedge and the staples, and a pneumatic rod which extends from a pneumatic inlet and interfaces the rocker arm. The pneumatic rod is slidable between an in and an extended position.

Abstract: A quick hardening icing composition is disclosed which is used in conjunction with an improved bakery goods tray structure to carry out an improved method for processing and packaging bakery goods. Fresh, warm bakery goods are deposited upside-down onto a conveyor belt and the improved bakery goods tray structure is set down over the bakery goods. The tray structure and bakery goods are moved along the conveyor belt to a tipping station where the tray and bakery goods are oriented top side up without damage to the fragile bakery goods. The tray structure has substantially vertical sides terminated at their top by an outward projecting flange substantially coplanar with the top of the bakery goods. A layer of quick hardening icing is deposited on top of the bakery goods and overlaps and sealably mates with the outward projecting flange on the tray structure, sealing the bakery goods inside.

Abstract: The assembly is for use with closures located in top and bottom tracks, wherein at least one of the closures is slidable in the tracks between an open and a closed position. The assembly includes an elongated rod member which is swingably attached to the top track and has up and down positions. The assembly is designed such that when the rod member is in the down position, it extends between the edge of the slidable closure and the side of the opening in which the closures are located. This prevents the slidable closure from being moved from the closed to the open position. The security latch assembly also includes a latching assembly which is attached to a wall adjacent to the closures. There is an extension member which is attached to the rod member and extends beyond the closures to the latching assembly. The extension member engages the latching assembly and holds the rod member in either the up or down position.

Abstract: A grain cleaning device is provided which separates foreign material from grain by aspiration. The aspiration force is developed by a fan which is attached to the grain cleaning device. The device includes a housing, a grain inlet in said housing, a louvered grain slide located within said housing, an opening within the housing which is compatible with the fan, air intake holes within the housing and adjustable covers for said air intake holes. The grain enters the grain cleaning device through the grain inlet and travels down the louvered grain slide. The fan which is located above the louvered grain slide acts as an aspirator and removes the foreign material from the grain which has a density less than the density of the grain. The foreign materials are drawn up through the fan and out an exhaust vent. The housing includes a grain slide housing and a chimney, the chimney being attached to the top of the grain slide housing.

Abstract: A minicar which can be folded into a smaller size, when not in use, is provided. The minicar is comprised of two main frames which are connected by a parallelogram linkage system. The minicar is unfolded and folded by swinging one of the frames in an arc with respect to the other frame. A separate linkage system is attached to the parallelogram linkage system to fold and unfold the rear wheels of the minicar. The rear wheels swing in an arc when the minicar is being folded or unfolded. The minicar has two stable states, the folded state and the unfolded state. In the unfolded state, one frame member is above and offset from the other frame member and the wheels are in the operating position. When the minicar is in the folded state, one frame is almost directly above the other frame and all the wheels are almost completely under the top frame. The minicar also comprises a foldable enclosure which folds into layers when the minicar is not being used.

Abstract: A humidifier that will operate without being supplied with power from an outside source is provided. The humidifier must be placed directly in the stream of heated air coming from a heat source in order to properly operate. The humidifier is comprised of a housing, a hydrocell, and an evaporative element. The hydrocell and the evaporative element are both located within the housing, the evaporative element being directly below the hydrocell. The hydrocell is heat-responsive, and when it is heated, water will drip from the hydrocell onto the evaporative element. The heated air passing thru the humidifier will first contact the now-moist evaporative element and absorb some of the humidity therefrom. An optional feature of this invention is a valve located within the hydrocell that is connected to a water source and which will regulate the flow of water into the hydrocell without the need of human assistance.

Abstract: In a laryngeal tube for use in microsurgery in the region of the larynx, with simultaneous ventilation and anaesthesia, which, at its introduction end, is provided with a tube bearing an inflatable cuff, and which is also provided with an inflation channel terminating in the inside of the cuff, and also a ventilation channel terminating within the lumen of the tube, provision is made for the inflation channel (6) and the ventilation channel (7) to be connected together and stiffened.

Abstract: An improved ball return mechanism for a game like golf which includes a pressurizable ball receiving chamber for receiving a ball once played through a hole in a target area, a conduit extending between the hole and the chamber, a door separating the conduit and the ball receiving chamber, a source of fluid under pressure, an electrical device for admitting upon receipt of a signal the fluid under pressure into the chamber in an amount sufficient to drive the ball from the chamber to a return area, and an electrical switch for sensing the presence of a ball in the chamber and thereafter generating a signal to said fluid admitting means to admit fluid under pressure into the chamber. Upon entrance of a ball into the chamber, the chamber is closed off and pressurized, the ball is then ejected from the chamber by the pressure with enough force to send it to the return area.

Abstract: The improved apparatus has, in combination with a relatively long shaft and a two-blade propeller means fixed at one end thereto, a kicker bar in the form of a flat longitudinal bar also fixed to the same end of the shaft and disposed perpendicularly thereto. The bar protrudes outwardly from both sides of the shaft a distance that is preferably no greater than the distance the propeller means protrudes outwardly from the shaft.