Abstract: A flexure-limiting tubular ball and socket universal joint device protectively supports and guides the inner or center cable of a coaxial push-pull cable assembly while providing a seal effective to exclude dirt and moisture in the variously deflected positions of the inner member and its load-connected extension rod fitting. The cable inner member extension rod fitting passes through a support tube and a sliding seal therein, the support tube having at one end a hollow ball-shaped element that snaps into a mating socket element on a socket tube of resilient plastic material. The socket tube with the ball element retained in the socket element is then inserted longitudinally into a receptacle formed in a tubular terminal member on the outer cable.

Abstract: A self-centering, push-pull cable apparatus for automatically returning a controllable mechanism from an actuated position to a neutral, centered position. The cable apparatus includes a push-pull cable having an outer housing element and an inner movable core element and a two-way spring device operatively connected at one end to the outer sheath and at its other end to the core element. The spring device is oriented in axial alignment with the longitudinal axis of the cable apparatus and applies a force in both axial directions. This permits automatic return of the core element to a centered position when the input load is relaxed.

Abstract: An infinitely variable transmission and system in which power supplied to a system input is transmitted to a system output through at least two infinitely variable (I.V.) transmission units and an epicyclic gear train. The I.V. transmission units are independently adjustable and operable to assure an equal division of power transmitted through each unit over at least the range of systems operation where demand for maximum power is likely to occur in practice. As a result, rated power for each unit may be one-half rated full power for the system, while at the same time providing a wide range of system speed ratios.

Abstract: Disclosed is an improved bandsaw grinder comprising the combination of an improved means for supporting at least a portion of a bandsaw blade in the vertical position as the teeth of the bandsaw blade are being ground, means to intermittently advance the bandsaw blade to position it for grinding, a reciprocating grinding means adapted to reciprocate into and out of contact with each sawblade tooth of the bandsaw blade as it is advanced into a grinding position. The improved means is composed of first, second and third rotatable pulley means each having a circumferential groove in their respective outer periphery, which are spaced apart one from another and lie in a common plane in a triangular configuration, said first and second pulley means being disposed respectively above and below the advancing and grinding means and the third pulley means has a plurality of grooves in its outer periphery.

Abstract: Torque wrench having an output shaft driven through a torque-limiting clutch including a clutch cam and a clutch ball held in driving relationship by a spring.

Abstract: A stabilizing device of durable, compressible, material, in which the rotation of the device is coupled to the rotation of the stabilized workpiece in a chuck by the pressing of the device against the base of a bore in the workpiece. The resulting compression of the material expands its effective diameter to produce a stabilizing effect. As the device wears through use, the effective diameter may be increased by means of a compression screw.

Abstract: Apparatus for stripping worn-out tires into useful fencing material. The apparatus includes a housing upon which is mounted a vertically and rotatably mounted cutting disc; a tire feeding cylinder operable to force a tire section into the cutting disc for cutting a continuous longitudinal strip of tire of selected width; a guide for controlling strip width; a cutter control for moving the cutting disc relative to the feed cylinder; and a drive unit operable to rotate the cutting disc and tire feeding cylinder. The apparatus may also include a tire support for holding the tire in a horizontal plane while removing a tire bead.

Abstract: Apparatus for measuring out a desired length of electric cable and transporting it to a work station comprises means for supplying the cable along a supply path through a guiding structure which includes a retractable guide element arranged under automatic control to be retracted when the end portion of the cable reaches the downstream end of the supply path so that during further cable supplying, the cable forms a loop which may hang downwardly with the leading end of the cable retained at or adjacent the downstream end of the supply path. When the desired length of cable has been formed into a loop, the cable is severed from the supply, and with gripping means holding the respective ends of the cable, a lateral displacement device is operated to convey the cable to a work station, at the same time bringing further gripping means into position ready for the next cycle of operation. At the work station any desired operation such as insulation stripping may be effected. .

Abstract: A sheet perforator head having a perforating wheel rotationally supported on a solenoid-operated, toggle-actuated leverage arm and capable of perforating according to program.

Abstract: Disclosed is a machine for manufacturing wood stakes from boards, preferably from lengths of 2.times.4's or 2.times.6's. The machine is adjustable to provide stakes of virtually any length. The machine consists of two stations, the first station comprising a reciprocally movable carriage for holding a plurality of boards, a saw or other cutting means which cuts on a plane parallel to the direction of travel of the carriage, an endless conveyor to receive the slice of wood cut from at least one board thereon as the carriage passes the saw, another endless conveyor engagable with the carriage for moving the carriage in a reciprocating manner, and a second station comprising a second saw which is mounted to cut transversely to the direction of travel of the slice of board, and means to present the slice of wood to the second saw in order to bisect same.

Abstract: An electronic musical instrument which produces musical notes synthesized based on logic orthogonal functions stored in digital form. A coefficient corresponding to a tone selected by a tone selector is read out of a memory to calculate a logic orthogonal function, for example, a composite coefficient of a Walsh Hadamard matrix. The composite coefficient is applied to a plurality of waveshape calculators to calculate the amplitude value of a waveshape of the required tone and the waveshape calculators are actuated at the timing predetermined times the period of the musical note selected by the depressed key. Any desired musical waveshape can be produced by setting the coefficient corresponding thereto and the spectral structure of the waveshape can be changed with the lapse of time. Polyphonic tone synthesis is achieved by intermittent operation of the waveshape calculators to produce a wide variety of musical sounds. Further, a depressed key data detector is provided for detecting non-encoded key data.

Abstract: An electronic musical instrument of a type capable of producing a musical tone corresponding to the tone pitch of a depressed key by controlling oscillation frequency of a voltage-controlled type oscillator by a pitch voltage corresponding to the tone pitch, wherein musical tone elements such as tone pitch and tone color are controlled in accordance with a control voltage which is produced for each individual key but is different from the pitch voltage.A temperature curve can be determined by controlling the tone pitch of the musical tone by this control voltage as well as by the pitch voltage. A desired temperament curve can be obtained by suitably adjusting the values of the control voltage for the respective keys. The tone color control is effected by varying the cut-off frequency of the voltage-controlled type filter in accordance with the aforementioned control voltage.

Abstract: The bridge has a pair of elongate feet forming the contact between the bridge and the table of the instrument. The feet extend at right angles to the bridge in direction substantially parallel to the grain of the wood from which the table is formed.Methods utilizing an improved bridge for a stringed musical instrument for improving and/or altering the tonal qualities of stringed instruments.

Abstract: An expansion dowel has an axially extending sleeve-like expansion member with a first portion arranged to be inserted into a bore hole and a second portion arranged to extend axially from the bore hole. A stop member is securable on the second portion for holding a panel or similar part between the stop member and the rear or outer end of the expansion member in spaced relation to the support structure in which the bore hole is formed. The stop member includes a locking member axially displaceable on and securable to the second portion and a supporting member adjustably threadedly engaged with said locking member and positioned between the locking member and the rear end of the expansion member. With the locking member fixed on the second portion, the supporting member can be adjusted for holding the panel or similar part between it and a support surface on the rear end of the expansion member.

Abstract: The present invention relates to devices intended for receiving and handling a propellant powder, and especially to hoppers and containers for such a powder.The hopper 1 for propellant powder 2 possesses an upper charging orifice 4 and a lower flow orifice 5 for the powder 2.This hopper 1 comprises a side vent 13 possessing means for preventing the powder 2 from escaping through this vent; a zone 12 in the side wall of the hopper, which is located approximately between the vent 13 and the charging orifice 4, is made of a material which can be destroyed under the conjugate action of the pressure applied by the powder and the flames generated on the outside of the hopper near this zone 12.

Abstract: An improved apparatus for feeding ammunition to an automatic gun is disclosed, in which the length of the channel through which ammunition moves from the magazine to the gun may be varied automatically to match the feed rate of the ammunition to the demand rate of the gun.

Abstract: A high efficiency, low cost fluid pressure engine. This engine converts reciprocating piston motion to rotary output in a novel manner. The engine comprises at least two parallel pistons adapted to reciprocate in cylinders within an engine block closed by upper and lower heads. Each piston is rigidly secured to a piston rod located along the cylinder centerline and extending through substantially fluid tight packing in the lower head. The lower end of each piston rod is flexibly connected to a connector which also includes an opening surrounding a first crank pin. Swinging links are provided interconnecting each of the connector and the engine housing to constrain the movement of the piston rods and valve push rods to substantially linear motion. The crank pin is mounted on a crank plate offset from an output drive shaft so that as steam or another fluid drives the pistons, linear motion is converted to rotary output motion.

Abstract: A three-position actuator comprising a casing having a diaphragm dividing the casing into separate pressure chambers, an actuating rod connected to said diaphragm and resilient means urging said diaphragm in one direction. One of the resilient means comprise a movable spring seat with a compression spring interposed between the seat and a plate connected to the diaphragm. The seat and plate are in turn interconnected by a single flat connector strap limiting separation between the plate and diaphragm to an amount approximately one-half the total travel of the diaphragm. In one embodiment of the invention the spring seat is connected to a separate diaphragm. In the preferred embodiment of the invention, only a single diaphragm is employed and the spring seat floats in the casing, with its separation from the diaphragm limited by the connector strap.

Abstract: A diaphragm configuration is disclosed for an air-driven pump. The diaphragm includes concentric ribs on the pressure side of the flexure portion thereof. This has been found to extend the life of diaphragms made of relatively brittle materials such as synthetic resin polymers.

Abstract: A filter tipping machine wherein pairs of coaxial plain cigarettes are united with filter plugs of double unit length by adhesive-coated bands. When a filter plug is missing, a mechanical or a photosensitive filter plug detector transmits a signal to a valve which admits compressed air to two nozzles to cause the plain cigarettes which are not separated by a filter plug to move toward each other so that a uniting band which is applied around the adjacent inner end portions of the thus shifted plain cigarettes can adequately connect the plain cigarettes to each other during further transport to a station where the united plain cigarettes can be readily segregated from satisfactory products.

Abstract: A continuous filter rod wherein dissimilar filter rod sections alternate with each other is monitored by a photosensitive detector which detects changes in the degree to which different sections absorb and/or reflect radiation. A pulse generator transmits signals for each unit length of the rod and such signals are multiplied and transmitted to several counters one of which ascertains whether or not the number of signals between two successive changes of the intensity of radiation is too low (this denotes that the length of filter rod sections of a certain type is insufficient), another of which ascertains whether or not the number of signals between two successive changes of the intensity of radiation is excessive (this denotes that the length of filter rod sections of a certain type is excessive), and a third of which ascertains whether or not the cutoff severs the filter rod at desired locations, e.g., midway across successive filter rod sections of a given type.

Abstract: High intensity radiant energy is supplied to the surface of food items by a quartz iodide lamp. A temperature probe which senses both the ambient temperature in the toaster housing and the lamp radiance controls the on-time of the lamp to produce the desired surface temperature to accomplish the desired cooking.

Abstract: A two-staged pressure cooker comprises an air-tight vessel having an upper-stage chamber for containing foods to be pressure-cooked and a lower-stage chamber for containing water. The two chambers are separated from each other, each having a pressure-actuated regulating valve which allows the chamber to be maintained under an appropriate pressure for cooking. Foods can be placed in both chambers for pressure cooking.

Abstract: A series of rotatably arranged perforated sheet metal drums are proposed through which sauerkraut may be traversed in either a water or heated brine solution. A control system for heated brine is arranged so that the brine emitted from a heat exchanger passes through partitioned chambers in which each drum is arranged to rotate, the last of this series of drums adapted to receive the hottest solution and the brine thence traveling to the next adjacent drum in succession.

Abstract: A method of portioning a material and a portioning machine for carrying out the method, the portioning machine comprising a body having an inlet and outlet with gate means movable within the body to selectively open the inlet and the outlet and piston means for compacting material in said body to a predetermined density and for extruding a predetermined quantity of material from the outlet. The piston may be provided with pressure sensitive means which are adjustable so that the density of material compacted can be preselected.

Abstract: A rotary cylindrical-screen printing apparatus for specularly printing equal patterns and/or colors onto the opposite faces of a fabric is disclosed, comprising two rotary screen printing machines, each equipped with electromechanical means for synchronizing the speed of the belt with the speed of the printing rollers, in which said machines are coupled by arranging one machine over the other, the fabric entering the underlying machine and thereafter entering the second upper machine which prints the opposite face of the fabric, the second machine comprising a transmission roller associated with its belt having a diameter equal to at least twice the diameter of the contiguous roller of the first machine, the apparatus comprising means for synchronizing the speeds of the printing rollers of two machines, including a transducer linked to the speed of the belt of a machine, whose outgoing frequency signal is sent to pilot the electrohydraulic motors controlling the printing rollers of both machines and means for

Abstract: In a marking method of jetting a paint onto material to be marked through a stencil having formed thereon a group of openings of an optional pattern arrangement, a marking method and apparatus therefor characterized in that specific openings among the group of openings are shielded in accordance with a desired character to be marked.

Abstract: A multicolor rotogravure printing system comprising a train of as many monochromatic printing units as the number of the colors required, each printing unit comprising an upper structure including an impression roll and a lower structure including a plate cylinder. These upper and lower structures are adapted to connect and disconnect from each other, and the upper structures are fixed to and suspended from a main frame. Each lower structure has a moving means, thus making it easy to change a used lower structure for a fresh one, and at the same time to perform necessary adjustment of those parts of the printing unit which are made accessible by removal of the lower structure. Also, the length of idle time in printing operation is appreciably reduced.

Abstract: A printing wheel or cylinder is formed by a plurality of discs stacked one over another with resilient spacers between them to provide spaces at the outer edges to receive the backing ribs of printing type. The discs are squeezed together to securely grasp the backing ribs and are loosened to remove or replace the printing type.

Abstract: A method for transmitting detonation at 90.degree. and other sharp angles using special end tips. Cylindrical end tip cups are loaded in a shaped die under sufficient pressure to change the shape to a square or rectilinear cross-section. The flat side of one end tip is placed adjacent the end of a second end tip to transmit detonation at a sharp angle.

Abstract: A reliable delay detonator device is disclosed which is thermally and chemically stable and which is also insensitive to mechanical shock and electrostatic charge. The device can be made with differing time delays and can be interconnected with other detonator devices for achieving multiple delay characteristics. A modification of the device is particularly suited to high temperature use. None of the devices contain any primary explosives, the device relying upon pyrotechnic delay materials and secondary explosives.

Abstract: An electric ignition device having a pyrotechnical delay portion and a pyrotechnical ignition portion enclosed in a container. A first conducting ignition element is supported adjacent the delay portion and a second conducting ignition element is supported adjacent the ignition portion. The elements are connected in series to receive a voltage input from an external source. The first element is dimensioned so that it will heat to an ignition temperature in response to a particular low voltage level and will conduct when a higher second voltage level is applied. The second element will heat to an ignition temperature only when the second voltage level is applied. If the first voltage level is applied, the first element heats and ignites the delay portion and the delay portion burns at a particular rate for a characteristic delay interval and then ignites the ignition portion. If the second voltage is applied, the second element heats to rapidly ignite the ignition portion.

Abstract: Sabots for modern firearms, including both rifles and pistols, which have reduced friction thus imparting greater sub-caliber projectile velocity are made from a thermoplastic resin containing finely divided solid lubricant fillers. Preferably the forward end of the sabot is tapered to further reduce friction and improve cartridge feeding in automatic firearms.

Abstract: A pedestal liner for a pedestal truck of a railway vehicle is provided wherein such pedestal liner is of roughly U-shaped configuration having a bight and a pair of parallel legs. A continuous uninterrupted backing material defining the bight and parallel legs, and a first antifriction material for the bight fixed against the backing material to engage a vertically disposed planar guide surface of an associated journal box. A second antifriction material for the parallel legs fixed against the backing material to engage vertically disposed parallel side surfaces of the journal box which are disposed on opposite sides of the guide surface with the backing material providing optimum structural support for the antifriction materials and the first and second antifriction materials having different wear characteristics determined by the different wear rates to which they are subjected.

Abstract: A set of hinged covers adapted to sealably close the rectangular hatch on the roof of a railway hopper car having a coaming running along the hatch perimeter. Each cover has a vaulted formation to shed water, the long edges of the cover being rolled to define canopies which protectively shield the coaming and a compressible gasket secured to the underside of the cover which presses against the coaming to effect a seal against contaminants. The cover structure is a sandwich laminate of high rigidity and strength constituted by an end grain balsa wood core panel to whose faces are bonded fiberglass skins. The skins are extended beyond the ends of the panel and are interlaminated to define channel-shaped end flanges which cooperate with hinged hold-down bars having an opposed channel formation within which a compressible gasket is nested to seal the ends of the cover.

Abstract: A turntable is provided for a microwave oven for rotating foodstuffs placed thereon and effecting uniform heating of the foodstuffs. The turntable includes a base, a rotatable table for receiving foodstuffs, and drive means mounted on the base for rotatably driving the table. The base, table, and drive means are incorporated in a portable, freestanding structure which is adapted for placement and removal from a microwave oven.

Abstract: A seed planting apparatus comprises a mobile planting machine to be connected to a tractor or similar vehicle, and having a seed hopper for containing a supply of seeds to be planted. A seed outlet on the hopper feeds a seed dispensing apparatus for delivering seeds to the ground to be planted. A microwave seed sensing apparatus is disposed in a path of travel for seeds discharged from the hopper for detecting the seeds and producing an observable indication to the operator of the presence of seeds in the path of travel. The seed planting apparatus may also include magnetic seed treatment apparatus. The microwave sensing apparatus may therefore be connected in a control circuit for actuating the magnetic field in response to the presence of seeds and for producing an indication to an operator of the passage of seeds.

Abstract: Patterns to be applied to a needlepoint design outlined on a canvas panel are first traced in stitch-length markings on a grid of the same mesh size as the canvas mesh size, delineated on a transparent sheet. This sheet is then laid over the canvas panel with its grid aligned with the threads of the panel and the pattern in the desired position thereon. Threads are then embroidered into the panel in alignment with traced pattern. Spacing of repeats of the pattern is effected by tracing at least two delineations of the pattern on the transparent sheet in their intended spacing.

Abstract: 2.

Abstract: This invention is directed mainly to a propelling apparatus and a control for said propelling apparatus for use with a boat. This invention can be used with a small boat for pleasure and also for fishing. The propelling apparatus comprises a pump in the form of a propeller and a motor for driving the impeller. Also, there is a novel heat exchanger arrangement and a novel mounting device for support of the motor in a driving relationship with the propeller. Further, there is a novel heat exchanger and muffler combination for the exhaust gases from the motor.

Abstract: An apparatus which responds to a predetermined acceleration wherein a droplet of liquid is suspended by a holding means which prevents the droplet from escaping, except that when an acceleration of the holding means occurs which is greater than a predetermined acceleration, then at least a portion of the droplet escapes from the holding means.

Abstract: A device for painting, spraying, enamelling or tinting of manufactured articles in general, and for chairs in particular, includes a carriage supported for vertical movement by guides and having a pantograph arrangement for orbiting a spraying element with respect to the carriage. A support for the manufactured article is disposed in front of the spraying element and is arranged for rotating the manufactured article about a substantially vertical axis, such that spraying of the article can take place as the spraying element moves vertically and orbits and the manufactured article rotates.

Abstract: This invention relates to apparatus for handling a flexible sheet of interlayer material while forming a colored shade band on an elongated area thereof comprising applying a dye composition by electrostatic spraying against an elongated area of a surface of a flexible sheet of non-conductive interlayer material such as polyurethane or plasticized polyvinyl butyral. A flexible sheet to be coated is mounted on a support carriage at a loading and unloading chamber in a horizontal support plane. The carriage is transferred a finite distance to a coating chamber into alignment with carriage tilting means, which engages the carriage, preferably at its geometric center, to tilt the latter into an oblique plane at said coating chamber aligned with an obliquely disposed platen mask. Electrostatic spray means disposed to one side of said platen mask supplies an electrostatic spray of a dye composition through said platen mask to the elongated area of said flexible sheet.

Abstract: An apparatus in which a latent image is developed with magnetic particles. The apparatus includes a magnetic member having a multiplicity of conductive fibers extending outwardly therefrom. Movement of the magnetic member advances the particles into contact with the latent image. As the particles are deposited on the latent image, the free end regions of at least a portion of the fibers contact the particles to aid in forming a substantially uniform particle image.

Abstract: A pressure responsive delayed release standing heat detector for cows or other livestock comprises a small, single-use, flexible packet to be secured to the body of a cow in a position to be contacted by a mounting animal. A sponge-like body partially presaturated with a colored indicator fluid is contained within an air tight flexible plastic bulb or container having a stopper which is retained by friction and adapted to be expelled when the sponge is compressed under sustained pressure of a mounting animal. Expulsion of a stopper element and discharge of the indicator fluid leaves a telltale indication that the animal has been mounted.

Abstract: A marine specimen collector havng a container, with front and rear closure, a piston within said container, elastomeric cords biasing said piston toward said rear closure, a sear to hold said piston at a selected position of bias, and a trigger to release said sear and allow said piston to move away from said front closure, whereby water is forced into said container.

Abstract: A method of promoting growth of a great number of livestock individuals to the prescribed average weight in a substantially closed house, within a reduced period of time and consumption of feed, at an enhanced rate of survival and at a suppressed degree of variation in the individual growth, which comprises heating the house floor from below and controlling the floor temperature to be substantially constant throughout the floor area, and effecting ventilation across the house substantially without generation of any noise by delivering outdoor air taken in through an intake opening substantially evenly into the house and discharging the air within the house by natural exhaust through an exhaust window. A livestock house for practice of the method is also disclosed.

Abstract: The present invention provides a storage container which is convertible into a bird nesting box, the container preferably having a snap-on lid or cover and being commonly available as a disposable receptacle for the packaging of consumable powders, granular materials or other food stuffs such as instant soft drinks, coffee, and the like. The container and the snap-on cover are provided with pre-stressed portions which can be readily removed, a measuring cup such as typically provided within such a container also having a pre-stressed portion thereof which can be removed to form a cylindrical sleeve-like member open at both ends. The measuring cup is further provided with spaced flanges or threads on the exterior surface thereof which can be fitted within the aperture formed on removal of the pre-stressed portion on the snap-on cover to hold the cup therein, the container forming a suitable nesting box on placement of the cover and cup assembly on the open end thereof.

Abstract: The cyclic control pulses for actuating the fuel injection valves of an internal combustion engine are extended during engine starting at low temperatures. The degree of pulse extension, i.e. of fuel enrichment, is made dependent on engine temperature and decreases as a function of cranking time. In addition, a repeated starting attempt will be accompanied by reduced pulse extension to prevent excessive enrichment of the mixture. The pulse extension may also be retained for a period of time after engine cranking to insure smooth running.

Abstract: FIG. 1 shows a fuel injection system for an engine having main and prechamber combustion chambers 14 and 22 and separate fuel injectors 18 and 26 supplied from a common source fuel line 50 through a shuttle valve assembly 30. FIG. 3 shows the shuttle valve assembly including a plunger 136 movable by fuel pressure in line 50 and inlet 106 to unseat a ball valve 142 and pressurize a chamber 126 and a line connected to prechamber injector 26 to inject fuel first through the prechamber injector 26 and then through the main injector 18 only after termination of injection through the injector 26 by a seating of the ball valve 142 against a seat 138 to close the chamber.