Abstract: A flight control system utilizing pilot actuated flexible cables to selectively move a control quadrant and utilizing preloaded bungees additionally connecting each cable to the quadrant so that the quadrant can be pilot actuated despite the severance of one of the cables.

Abstract: Spacers are positioned between adjacent rims of a multi-rim composite flywheel in alignment with hub spokes thereof to improve flywheel performance while minimizing radial stress.

Abstract: A drive mechanism in which rotary power is supplied in sequence to one output shaft and then to another, the desired arrangement of one input and two outputs being provided by a planetary transmission. Each output shaft is connected to a set of notched cams that rotate at different speeds as the output shaft turns. When the notches of a set of cams become aligned, they are engaged by a pawl that arrests the associated output shaft while simultaneously releasing the other output shaft.

Abstract: An improved reversible transmission employing a planetary gear train between an input and output shaft so that when the carrier of the planetary gear train is free to rotate and the carrier is coupled to the output shaft the input and output shafts rotate in the same direction and when the carrier is held stationary the output shaft rotates in the opposite direction to the input shaft. The carrier is selectively coupled to the output shaft through a two stage coupling the first stage of which incorporates a friction drive device and is initially engaged and held so engaged while the second stage is operated to provide a direct mechanical coupling between the carrier and the output shaft.

Abstract: A wheel final drive assembly for vehicles, wherein the assembly includes a two stage or double reduction planetary gearing mechanism positioned within wheel hubs and connected to the vehicle drive wheels, a drive axle shaft for interconnecting a vehicle power train differential and the gearing mechanism, a separable part hollow hub having positioning faces contacting and axially positioning gears of the mechanism, a hollow spacer plug insertable through the hollow hub and having a face contactable with the outer end of the axle shaft to operatively position the axle shaft, removal of the plug permitting movement of the axle shaft through the hollow hub to an inoperative position in the assembly, and partial stowing therewithin or complete removal therefrom.

Abstract: An oil pressure control means for an automatic transmission for vehicles having a plurality of speed shift valves for changing over supply of oil pressure to a plurality of friction engaging means for establishing various speed stages, a manual shift valve for shifting speed ranges and adapted to selectively supply control pressure to the speed shift valves, and a downshift control valve for controlling supply of the downshift control pressure to a particular speed shift valve so that a downshift operation performed by the manual shift valve does not cause abrupt two stage downshifting from the highest speed stage to the next but one lower speed stage, skipping the next lower speed stage.

Abstract: A rotary rock drill bit comprising a plurality of cutting elements or cutters mounted in the crown of the drill bit. Each cutting element comprises a thin planar layer of polycrystalline diamond bonded in the crown of the bit at a rake angle of between -10.degree. and -25.degree.. In another embodiment each cutting element comprises an elongated pin mounted at one end in the drill crown and thin layer of polycrystalline diamond bonded to the free end of the pin so as to be disposed at a rake angle of between -10.degree. and -25.degree..

Abstract: The device comprises a ring gear mounted on the outer surface of the nut and a gear pinion in mesh with the crown gear. The pinion is rotatably mounted on a fixed pin and has a cavity for receiving a device for driving the pinion in rotation.

Abstract: Portable cutting apparatus is disclosed for turning either the outer peripheral surface of a cylindrical workpiece, such as a journal, or the annular end face of a tubular workpiece, such as the flanged mouth of a retort or the like. A hollow drum, which is rotatably driven around a fixed shaft, carries a change speed gear box for reciprocating a tool holder also carried by the drum. The tool holder is an interchangeable attachment for the drum and depending on the attachment used, the tool is movable in planes either normal to or concentric about the axis of rotation of the drum. The gear box is geared to the fixed shaft and therefore driven by rotation of the drum.

Abstract: An apparatus for threading a work piece on a standard engine lathe is disclosed. In the preferred embodiment, the apparatus utilizes an accessory supporting the cutting point on the cross feed of the carriage with a proximity linkage. The proximity linkage determines when the lead screw has carried the carriage to the limits desired for its travel. It releases by use of a movable cam a spring retract mechanism which withdraws the accessory and, hence, the tool point, from a cutting position adjacent to the work piece. Alternate embodiments are disclosed including a positioned set of cams on linkage rods and an alternate form of hand operated, hand reset, retractable apparatus.

Abstract: A cutting system for slab goods is disclosed. The system has three stations operating under computer interface control. In a first station, slab goods, such as synthetic shoe bottom materials and the like, are sequentially loaded for purposes of measurement. At the measuring station, the material is loaded on a slab-by-slab basis, and for each slab of material, a series of measurements are made to determine the largest permissible rectangle for that irregular piece of material. The dimensions are fed to a marker-making system, which, in real time, determines the average of usable material taken from the measurements of all the stacked slabs. A cutting marker is then generated by the marker-making system. The slabs are then moved into the cutting area, utilizing a belt drive upon which the slabs rest in the measurement station. Cutting commences at the cutting station, utilizing a cutting tool mounted on a carriage which traverses that station. A variable hold-down system accommodates different size slabs.

Abstract: A dispenser for sheets of web material, such as paper towels, from a supply roll, including a housing, means for holding a supply roll of the web material, and means for separating a sheet of the web from the supply roll operable in response to a user pulling the sheet from the housing and arranged to present at least a portion of the leading edge of the web ready for a user to seize for the dispensing of a further sheet as a direct result of the user pulling the previous sheet from the dispenser.

Abstract: A slicing machine cleaning guard (16) mounted to a rotary blade front surface (22) of a slicing machine (10) in order to aid a user in cleaning the rear surface (20) of a rotary slicing blade (12). The slicing machine cleaning guard (16) is mounted to the slicing machine (10) subsequent to use. The slicing machine cleaning guard (16) includes a rotary blade cover element (14) which is mounted to the slicing blade frontal cutting surface (22) in contiguous and mating interface throughout the area of the blade front surface (22). The cover element (14) extends beyond a cutting edge (28) of the slicing blade (12) throughout the entire circumference of the periphery of the slicing blade (12). Additionally, securement mechanisms (34 and 44) are provided to secure the rotary blade cover element (14) to a housing (32) of the slicing machine (10).

Abstract: In an electronic musical instrument, numerical values corresponding to respective notes are generated on a time-shared basis, the generated numerical values are cumulatively added for each note in synchronism with a predetermined time slot and carry signals coming out as results of the accumulations of the respective numerical values respectively constitute note frequency signals. By simplifying a tone source circuit in this manner and by selecting generated frequency signals in accordance with depression of keys, the number of conductors connecting a keyboard circuit with the tone source circuit can be reduced.

Abstract: An electrical musical instrument having a digital circuit which automatically generates selected chordally related tone signals in response to manual selection of a root note. A root encoder provides a binary code representative of the root note in response to note selections, and an interval code generator automatically provides code signals having binary number values equal to the number of half steps from the root for a given interval. An adder arithmetically adds the root code and the interval code to generate a code for a chordally related note having both octave and note information corresponding to the automatically generated tone signal. In one mode of operation, the root code represents the root of the root-fifth pair of highest priority around the circle of fifths selected on a manual keyboard. In another mode, the root code is representative of a note selected on the pedal clavier.

Abstract: This invention relates to tone generating systems for polyphonic electronic musical instruments. The system includes a plurality of programmable tone generators each of which is assigned to a different note to be sounded. For a preferred embodiment, one of the programmable tone generators is designated as a solo high tone generator, and is always utilized to produce the highest note to be sounded. Another generator may be designated as the solo low generator, and will always be utilized to generate the lowest note to be sounded. Additional solo note generators may be provided if desired. Tone generators are interconnected in a priority scheme with one generator at a time being designated as the next generator to be assigned a note to be sounded, and the designation being advanced in a predetermined manner as notes are assigned successively to the generators.

Abstract: A keyboard device for an electronic musical instrument made according to the applicant's invention comprises a printed circuit board formed with pairs of stationary contacts corresponding to respective keys and a common movable contact member made of elastic rubber and disposed over the circuit board for connecting each pair stationary contacts. The common movable contact member is used for plural pairs of stationary contacts and on-off condition of each key switch is detected in time division. The movable contact member is simply placed in position on the printed substrate and holding members are provided on a keyboard frame for restricting lateral expansion of the movable contact member which takes place when the movable contact member is brought into contact with the stationary contacts by depression of the keys.

Abstract: An electronic rhythm generator particularly suited for incorporation in an electronic organ. A counter, clocked by time sequential rhythm clock pulses, produces a cyclically repeating series of counts comprising binary words having a most significant bit and a plurality of least significant bits which address a read only memory having a plurality of preprogrammed rhythm patterns stored therein. The memory comprises two sections in which a first set and a second set of rhythm patterns respectively are stored and which is programmed such that one of the sections is enabled only when the most significant bit of the counter output is a logic 1 and the other section is enabled only when the most significant bit is a logic 0. The memory responds to a series of sequential enabling signals on certain of its address lines corresponding to the respective least significant bits of the binary words to produce at its output rhythm signals in the rhythm patterns selected within its enabled section.

Abstract: An electronic musical instrument comprises an automatic rhythm performance device, an automatic bass chord performance device and an automatic arpeggio performance device. Each device has its own start-stop control circuit and a control in/out terminal. When a device is start-stop controlled, a control signal appears at the control in/out terminal, whereas if a control signal is externally applied to the control in/out terminal, the device is start-stop controlled. The control in/out terminals of the respective devices are connected together by a common line so that a start-stop of one device causes the start-stop of other devices.

Abstract: A wireless toy musical instrument, such as a guitar, includes a body member and electronic circuitry disposed within the body for transmitting the output of the musical instrument to a separate receiver such as a standard radio. The circuitry includes an audio section having a sound transducer which converts the audio signal generated by the strings of the guitar to a varying electrical signal comprising either solely a voltage or a combination of voltage and current. The circuitry also includes an oscillator section for generating a carrier signal operating at a predetermined radio frequency, the frequency being set by an LC circuit. The converted audio signal from the transducer is fed into the oscillator, the converted audio signal being combined with the carrier signal. Depending on the type of sound transducer used, a frequency modulation of the carrier signal is effected, either by the change of voltage, or current which is generated by the sound tranducer and applied to the carrier signal.

Abstract: A time-shared electronic musical instrument is provided with programmable wave-form generating and tone coloring circuits in order to maintain the musical characteristics regardless of pitch. The circuits comprise programmable keyers and wave-shapers, programmable envelope generators, programmable filters, and a programmable voicing selection circuit, in all of which certain characteristics of the output signal are tailored to the frequency of the musical tone.

Abstract: Apparatus for chorus effect in an electronic musical instrument in which a passing circuit for a musical tone signal is obtained from a musical tone signal generator by operation of a key. The passing circuit is connected to a plurality of variable delay circuits which are individually controlled by a plurality of delay control signals generated by a delay control signal generator. The passing circuit for the musical tone signal has a format filter, as well as a keying signal generating circuit. An output terminal of this keying signal generating circuit is connected to a voice production initial stage change control signal generator. The latter control signal generator has an output terminal connected to the musical tone signal generator or the delay control signal generator.

Abstract: A rocker cam for holding a beater head and a resilient belt or strap for operationally connecting the rocker cam to an inclined foot pedal are coupled to each other via meshing engagement by cooperating indentations formed on mating surfaces of the two members and tensile strength of the belt or strap is remarkably enhanced by fortifying members such as steel wires or glass fibers longitudinally embedded in the belt or strap. Stress concentration on a set screw for fixing the belt or strap to the rocker cam can be avoided, permanent strain of the belt or strap after long use is divided into mutually incumulative small fragments and reliable coupling between the belt or strap and the rocker cam assures fair conversion of foot action into beater head movement without undesirable metallic noises.

Abstract: A fastener assembly for securing a first member to an apertured second member which includes a stud fixed to the first member with the stud shank extending therefrom having a series of spaced apart annular retention grooves thereon, a stud retainer in the form of a plastic plug assembled into the aperture of the second member, the stud retainer having a socket cavity extending from one side to receive the stud shank in an interference fit therewith, and a nut threaded onto the stud retainer causing the material thereof to flow radially inward into the annular grooves of the stud shank whereby to entrap the stud shank in the stud retainer.

Abstract: A charging bar for loading or reloading small arm type shells or cartridges. The charging bar comprises adjustment means for incrementally varying the volume of a powder or shot measuring chamber of the charging bar. Such adjustment means may include a rotational means which causes the volume of the measuring chamber to increase when rotated in one direction and the volume to decrease when rotated in the opposite direction.

Abstract: A rear cover for a rocket launch tube which is normally closed and which is capable of breaking away successively in one or more sections in response to the pressure and diameter of the rocket exhaust column or plume. The cover is so arranged that it will successively increase the area interconnecting the launch tube for the rocket with an exhaust duct or manifold as the rocket plume increases in diameter. The cover of an adjacent launch tube which is normally closed will prevent the exhaust gases from entering the launch tube of a stored rocket or the like.

Abstract: An armor wall structure comprising a plurality of woven fabric laminates of polyester resin fibres arranged and supported in and by a supportive resinous matrix with a filler of particulate metal abrading material, said matrix, filler of particulate metal abrading material, and woven fabric laminates cooperating with each other to establish a structurally stable unitary armor wall structure.

Abstract: A regulator for regulating the output of an output shaft is discosed, the regulator comprising a number of chambers to and from which working medium can be fed and discharged in dependence upon control means to effect axial movement of the output shaft via pressure transmitting elements.In accordance with the invention, the regulator comprises a number of series-connected units, the units providing fixedly spaced walls to define separated chambers through which the output shaft effectively extends, each chamber having at least one pressure transmitting element therein which is connected directly or indirectly to said output shaft. With such an arrangement the or each pressure transmitting element, when activated, exerts either individually or in unison an axial force on the output shaft substantially corresponding to the sum of the forces exerted on the active pressure transmitting elements.

Abstract: A lever arrangement for providing a servomotor in a power braking system with a variable operational output force. The servomotor has a wall moved by a pressure differential to create an initial output force. The lever arrangement is attached to the servomotor and modifies the initial output force from the wall to create the variable operational output force which is supplied to a master cylinder.

Abstract: An hydro-mechanical torque amplifier such as a power steering unit for road vehicles. In the prior art, torque amplifying hydraulic pressure was applied to the linear part of a ball-screw geared to the output shaft such that all power went through meshing gear teeth, necessitating robust construction thereof. In the present invention, torque amplifying hydraulic pressure is applied to a vane motor on the output shaft such that hydraulic power does not pass through gear teeth, enabling a lighter and less costly construction.

Abstract: A servo valve for a power steering booster comprises a power piston and cylinder assembly including a power piston reciprocatively movable therewithin and a spool assembly including a hollow spool for controlling selective supply and discharge of hydraulic pressures onto and from both sides of the power piston, a pair of reaction pistons slidably fitted within ends of the hollow spool to form a reaction hydraulic chamber therewithin, a reaction spring interposed between the reaction pistons, cover plates closing the ends of the hollow spool, through which a steering input transmission shaft passes, and reaction support pins of bearing rollers made with a high dimensional accuracy held in guide holes formed in the cover plates between the respective reaction pistons and partitions located at ends of a housing slidably accommodating the spool assembly and having ports for the selective supply and discharge of hydraulic pressures, thereby eliminating the high accuracy machining of parts associated with the spool

Abstract: A bellows assembly and method of making the assembly are disclosed. The assembly comprises a bellows head including thin walled flexible members which are joined to define an expansible chamber. An anchor fitting attaches and communicates the bellows head to a capillary tube and an expansible fluid occupies the tube and chamber. A base supports the bellows head and capillary tube with the anchor fitting interconnecting the bellows head, tube and base. The anchor fitting is bonded to the diaphragm member and capillary tube and deformably engages the base plate to clamp the base plate to the bellows head.

Abstract: Improved lubrication system for multiplex pumps including lubrication reservoir means, pump means, filtration means and valve means.

Abstract: A forced air heating and/or cooling system in a building is provided with the usual main supply conduits or duct which have various branch ducts leading to different areas of the building. Pressure sensitive instruments at spaced locations in the main supply duct are connected by electrical wiring or pneumatic tubing to a comparing instrument which senses pressure signals from the different zones determining the maximum required pressure that must be supplied to the system. Zone thermostats sense increases in room temperature and operate conventional variable volume boxes to increase the supply of air thereby lowering the air pressure. The comparing instrument sends a signal to a variable speed drive comprising a motor having a spring loaded pulley connected by a drive belt to a fan pulley and the motor is electrically driven by a separate drive means to adjust the tension on the spring loaded pulley thereby changing the speed of the fan for a more economical operation.

Abstract: A thermal break ventilator unit designed to extend between the opposed end jambs of a window frame. The thermal break ventilator unit has a box-shaped body with a ventilating passage therethrough. Essentially cylindrical, opposed raceways are attached to the opposed end jambs within the box-shaped body. A substantially drum-shaped closure unit rotates within the opposed raceways. The closure unit has a closed position wherein the ventilating passage is closed and an open position wherein the venilating passage is substantially unrestricted by the closure unit. Structural heat transfer barriers are incorporated into the metallic parts of the thermal break ventilating unit and are so located that, when the closure unit is in its closed position, there is no continuous, metallic path by which heat can flow between the interior and exterior parts of the ventilator unit.

Abstract: A method and apparatus are described for shearing spent nuclear fuel assemblies of the type comprising an array of fuel pins disposed within an outer metal shell or shroud. A spent fuel assembly is first compacted in a known manner and then incrementally sheared using fixed and movable shear blades having matched laterally projecting teeth which slidably intermesh to provide the desired shearing action. Incremental advancement of the fuel assembly after each shear cycle is limited to a distance corresponding to the lateral projection of the teeth to ensure fuel assembly breakup into small uniform segments which are amenable to remote chemical processing.

Abstract: Apparatus for conveying particulate material of the type wherein it is desired that the material be simultaneously pre-compacted from a generally loose state to a more or less solid "plug" state. A screw conveyor is arranged to deliver loose particulate material to an intermediate chamber at the end of the screw conveyor means wherein the material is pre-compacted by the action of the screw conveyor. Following the intermediate chamber, a piston reciprocating coaxially with the screw conveyor further urges the material in a direction coaxial with the centerline of the screw conveyor to further advance the material through a straight coaxial conduit within which the material becomes compacted to an increased degree of compactness, solely by the action of the reciprocating piston. The reciprocating piston has preferably an annular face, whose outside diameter is generally the same as that of the I.D. (inside diameter) of the conduit.

Abstract: A machine for printing addresses on envelopes or cards from a plurality of master cards each having an address and other indicia imprinted thereon with heat conducting material, such as carbon. Master cards and envelopes or cards to be printed are delivered to a printing zone in face-to-face relationship together with a length of printing tape interposed between each master card and its respective envelope or card to be printed. The tape has one surface coated with heat-transferable printing medium disposed in face-to-face relationship with the envelopes. The master cards, tape and envelopes or cards to be printed are pressed together at the printing zone where heat is applied to the heat conducting indicia on the master cards.

Abstract: For screen printing, in which the screen fabric is tightly stretched across a frame structure, the frame, or at least its side bars, are formed of a plastic material which can be surface-softened by means of solvent or heat for bonding the fabric to it, thus providing the bonding agent in situ. The fabric is initially stretched over the face of the frame structure. The surface of the frame structure is softened, after which, to achieve the bonding, either a solvent is applied to the face surface through the fabric or this surface is heated through the fabric. After completion of the printing job, the fabric may be pulled away from the frame and the frame and fabric repeatedly reused. The removed screen fabric may be stored for future use.

Abstract: This disclosure concerns a modification to printing apparatus utilizing flexographic process inks. To insure an adequate supply of ink to the anilox roll, a barrier, preferably in the form of an idler roll, is provided to reduce the rate at which ink is recirculated back to the supply.

Abstract: A system for duplicating images wherein a copy sheet is delivered to an impression cylinder. A first image is transferred to one side of each sheet. Each sheet is then removed from the impression cylinder, delivered to a reversing means and then to the impression cylinder, trailing edge first. The re-feeding is in synchronism with the second image whereby this second image is transferred to the opposite side of each sheet. The impression cylinder is provided with a first gripper for engaging the leading edge of each sheet when the sheet is first fed to the impression cylinder. A second gripper is provided on the impression cylinder for engaging the trailing edge of each sheet. The impression cylinder thus simultaneously carries the sheets as the sheets are moved through the stages of operation.

Abstract: 6. A torpedo detecting and explosive charge carrying mechanism comprising an electrically conductive cable, a shielding means adapted for slide on said cable for minimizing the effect of electrically induced eddy currents, and means for transferring power from said cable mounted within said shielding means.

Abstract: This invention relates to a shell filling comprising smoke pots which are stacked one above the other in the firing direction in the shell casing and which consist of a closed metal housing and, accommodated therein, a smoke charge based on hexachloroethane, zinc oxide and metal powder, and to a process for producing smoke pots for shell fillings of this type.

Abstract: A diesel-engined rail shunting locomotive is provided which combines a very high level of noise insulation with excellent accessibility to the engine and associated apparatus. The locomotive is adapted for remote control by radio, and also has at least one cab for the operator. The engine and associated apparatus are covered by a noise insulating rectangular box-shaped hood which is liftable as a single unit by means of power-operated lifting means provided on the locomotive. The lifting means may be screw jacks located in the four corners of the hood. The cab has an end wall slightly spaced from adjacent the end wall of the hood, to simplify construction and improve sound insulation.

Abstract: The disclosure relates to a wall unit for use in the storage and/or display of articles, for example in a store, and to a structure incorporating such unit. According to one aspect of the invention there is provided a wall unit comprising a relatively rigid, self-supporting panel which includes a front wall having an inner surface and a generally flat outer surface, and which is adapted to be supported in use with said outer surface generally vertical. That surface is formed with an array of openings covering substantially the whole of the surface, the openings being arranged in a plurality of vertical rows spaced equally across the surface with the openings in each row equally spaced from one another longitudinally of that row and in horizontal alignment with corresponding openings in adjacent rows. The openings extend through the front wall of the panel to the inner surface thereof and adapted to cooperate with article supporting elements engageable in said openings for supporting articles from the unit.

Abstract: A multi-purpose pallet is provided with a base frame and a load frame spaced from the base frame by tubular spacers, side frames which can be inserted into the tubular spacers and a pair of rails which can engage the side frames and hold them in position so that the pallet may be used either as a flat pallet or a container. In another aspect the pallet is provided with two outriggers projecting from it, each outrigger having projecting beams which engage the load frame bearer and a bearer which engages the load frame.

Abstract: A system for the combustion of moist ligneous and other wastes, such as sawdust and compacted household rubbish in order to generate heat. The system includes a crusher-extractor to divide the waste matter entrained in an air stream to produce a fuel mixture that is fed into one input of an exchanger-separator whose output supplies a pyrolytic burner coupled to a boiler. The hot fumes from the boiler are fed back into the other input of the exchanger-separator which serves to mix fresh divided waste with residue or unburned waste extracted from the fumes, and to separate the waste material to be consumed in the burner from the hot gas and moisture.

Abstract: This process is for devolatilizing coal to produce a volatile hydrocarbon gas leaving a residue of unburned coal. The volatile hydrocarbon gas and other coal or said residual coal are thereafter burned together in a common furnace. The volatilization of the coal may be carried out substantially endothermically, and preferably on the plant site where the burning of the volatilized hydrocarbon takes place together with other coal or the residue coal. The volatile matter is removed from the coal in a volatile state before the residue coal exits from the burner nozzle and then enters the combustion chamber where the volatilized hydrocarbon gas and residue coal are burned together. The removed volatilized hydrocarbon gas can be placed within the same coal burning plant to join with the unburned residual coal, passing to the burner to burn therewith.

Abstract: Described is a method enabling forest seeds to be sown directly in the humus layer. According to the method the humus material is compacted locally and lastingly at the position in which seeds are to be sown. This is obtained by pressing down a funnel-shaped shield into the humus layer with its narrowest end downwards, and leaving the shield in the soil in an inverted position at the planting location. The seeds are then sown on the compacted material in the lower opening of the funnel.

Abstract: The present invention relates to a fluid injection soil opener adapted for use in conjunction with a transplanter or seed planter to form spot cavities or a continuous furrow in the soil for receiving plants or seeds therein. Fluid, preferably water, is pressurized and timely emitted in a jet-like stream towards the soil, the jet-like stream of fluid or water impinges and penetrates the soil and creates the plant or seed receiving furrow or cavity therein.