Abstract: An insert is disclosed for insertion into a U-shaped channel member for supporting hangers carrying cables, pipes, conduits and the like. The U-channel is a structural support element which is secured to a suitable substrate or, more commonly, embedded in concrete walls. The insert includes a main body portion of greater length than width having a threaded bore therethrough for insertion of a bolt therein, the bolt holding the support member in place. The insert also includes integral resilient legs extending from the rear wall of the insert and contacting the rear wall of the channel member, the legs biasing the insert forwardly against the side walls of the channel member.

Abstract: In a wrap-around packaging machine by means of which a film loop is wrapped around a plurality of objects, the film passes through a slit provided in a rotary tensioning roller at an end of which a driving pulley is fastened. A rope is wound around the driving pulley. One end of the rope is connected to a traction device and the other end is connected to a restoring device. The tensioning roller by the operation of the traction device can be rotated from a first defined position in which the film freely passes through the slit of the tensioning roller into a second position in which the film is clamped at the tensioning roller and the film loop is tensioned. Then after welding or heat sealing of the film loop the traction device is made inoperative and the restoring device operates in order to move back the tensioning roller into its defined first position.

Abstract: A jack stand for attachments, such as the feeder house/header combination, to agricultural machines, such as a combine, is disclosed wherein the jack stand includes a supporting plate attachable to the attachment and provided with an arcuate row of holes spaced even radial distances about a pivot and a pair of telescoping leg members, one of which is pivotally connected at one end to the pivot. A bracket, spaced from the pivot at said same radial distance from said pivot as the arcuate row of holes, is affixed to one of the leg members to receive a pin passed through a selected hole of said arcuate row thereof to establish said leg members at a desired angle relative to a supporting surface. One of the leg members includes a row of transverse holes which is alignable with at least one transverse hole in the other leg member to receive a pin therethrough to establish a desired length of said leg members.

Abstract: An agricultural implement for operation over the ground beneath the low-hanging branches of trees in an orchard is equipped with shield means effective to prevent or minimize injury to the branches and fruit borne thereby. The inventive feature is the provision of a wheel support and ground-engaging wheel capable of adjustment relative to the main body of the implement, together with a fender carried by the wheel support independently of the main body and a shield member carried by the body and overlying the fender so as to cover the gap between the fender and body irrespective of adjustment of the wheel, wheel support and fender.

Abstract: A double twist spindle comprising a shaft adapted to be rotatably driven, the shaft having a first end to be supported on a machine frame, a package carrying assembly rotatably mounted at the opposed end of the shaft for rotation independently of the shaft, the assembly including a base for supporting an end of a bobbin, a hollow axle co-axial with the shaft, and a magnet for retaining the assembly against rotation with the shaft, and a bowl element fixed to the second end portion of the shaft for rotation with the shaft. The bowl element comprises a hollow bowl which is co-axial with the shaft, which extends around the package carrying assembly, and which has a conduit defining a yarn passage with a yarn outlet. The hollow bowl has a first part which is of truncated conical shape in the region of the yarn outlet, the first part having a gradual slope, and has a further part which extends from the diverging end of the first part, the first part having a concave bell mouthed configuration.

Abstract: A friction spinning apparatus comprises an opening roller system for feeding fibres in a feed duct to the throat formed between the adjacent peripheral surfaces of two parallel drums rotating in the same direction. Yarn formed at the throat, by frictional contact between the fed fibres and the surfaces, is withdrawn along the throat. The fibre feed duct is arranged to feed the fibres in an airstream having a direction inclined to the yarn axis and providing a component of fiber movement opposite to the direction of yarn withdrawal. A suction opening in the duct wall facing away from the drums causes an additional airstream across the duct parallel to the yarn axis to turn the fibres from the direction of inclination to a direction more nearly parallel to the yarn axis as they approach the throat. One of the drums is perforated for suction through its surface, the other is imperforate and formed with a resilient surface of a rubber material.

Abstract: A cleaning procedure consisting in imparting some ultrasonic vibrations of which the frequency is a harmonic of the natural frequency to at least one mode of vibration of a groove (1b) for union of fibres in a rotor (1) of a spinning unit, and in applying to the rotor a transducer (3) fed with current of an ultrasonic frequency by a generator (4) in such a way as to impart to the wall of the groove an energy capable of detaching the impurities lodged there so that the latter can be discharged with the help of a suction head (5) connected to a fan (6).This procedure can be employed especially at the time when the yarn is pieced-up on a spinning machine of the open-end type.

Abstract: In a gas turbine power plant having a pressurized fluidized bed combustor, gas turbine-air compressor subsystem and a gas clean-up subsystem interconnected for fluid flow therethrough, a pipe communicating the outlet of the compressor of the gas turbine-air compressor subsystem with the interior of the pressurized fluidized bed combustor and the gas clean-up subsystem to provide for flow of compressed air, heated by the heat of compression, therethrough. The pressurized fluidized bed combustor and gas clean-up subsystem are vented to atmosphere so that the heated compressed air flows therethrough and loses heat to the interior of those components before passing to the atmosphere.

Abstract: An afterburner on a turbofan engine includes a flameholder means having an annular flameholder gutter positioned downstream of a first exhaust means of a core engine while said flameholder means also includes a plurality of radial gutter sections extending radially outward towards an outer wall of said afterburner and downstream of a second annular exhaust means of a bypass duct around said core engine; a plurality of said radial gutter sections having a manifold extending along the forward portion thereof, each manifold having an inlet at its inward end located downstream of said first exhaust means with said manifold directing a hot exhaust flow from said inlet to openings on each side of its associated radial gutter section in a portion downstream of said second annular exhaust means.

Abstract: Direct contact heat transfer process and system for recovery of energy from geothermal brines or other hot aqueous solutions of a non-volatile solute, or for desalination, using staged evaporator-condenser units operating with a low boiling water-immiscible liquid hydrocarbon. Each stage comprises a closed vessel divided into two compartments, an evaporator and a condenser, by a bubble cap tray similar in construction to those used in distillation. In one embodiment, hot geothermal brine or other hot aqueous liquid is introduced into the liquid hydrocarbon contained in the lower compartment of each stage, causing boiling of the hydrocarbon. Hydrocarbon vapors pass from the evaporator compartment through the bubble caps to the upper condenser compartment where they are condensed in contact with a cooler water stream. The heated water stream under substantial pressure is fed to an expander or turbine to produce work.

Abstract: A reversible aero-hydraulic generator capable of operating as a turbo-pump or as a motor-compressor, and a heat energy recovery installation including such a generator.The generator comprises a positive displacement pump (5) and an axial turbine (6) tandem connected and coupled by their respective shafts (23 and 11) so that one can drive the other directly and disposed within a single sleeve (1) having end connecting flanges (3 and 4), whereby the sleeve can be directly inserted within a conduit for a first fluid, in the gaseous or vapor phase state, so that the first fluid can pass axially through the sleeve (1), and inlet and outlet conduits (31 and 32) for a second fluid in the liquid or vapor phase, for the pump (5), the conduits (31, 32) passing through the sleeve (1). A heat recovery installation can comprise such a generator for the recovery of heat energy from a drier for printing ink with the pump output used to drive a hydraulic motor to assist in driving the rollers of a printing press.

Abstract: Apparatus and method comprising a base cooling system using a refrigeration cycle, a peak-shaving system using a secondary cooling liquid, and a regeneration system for the peak-shaving system secondary cooling liquid. A split or partitioned heat exchanger alternately condenses only the refrigerant in the base cooling system or it condenses that refrigerant and a refrigerant used to cool hot secondary cooling liquid.The apparatus can be used in power generating plants with the split heat exchanger located in a cooling tower.

Abstract: The airflow into a gas turbine engine combustion chamber e.g. through the primary air inlet and the dilution air inlets is directionally controlled by airflow directing inserts located in the air inlets. The inserts preferably comprise an open-ended cellular honeycomb structure.

Abstract: A perforate laminated material suitable for use in the manufacture of combustion chambers for gas turbine engines comprises two sheets bonded together, each sheet having a plurality of perforations, the laminated material being formed with internal channels which interconnect the perforations in the abutting sheets, the contact area between the two sheets being in the range 18% to 60% of the surface area of one side of one of the sheets and the ratio between the number of perforations per unit area in the sheets being in the range 2:1 to 10:1 in use the sheet having the larger number of perforations being adjacent a relatively hot gas stream.

Abstract: Liquefiable gases such as associated natural gas may be liquified, stored in the liquid form and re-vaporized by cooling a pressurized first liquified gas stream by indirect heat exchange with a first stream of a refrigerant, such as liquid nitrogen, to form a second liquified gas stream whose temperature is less than its initial boiling point at ambient pressure and a first warmed refrigerant stream. The second liquified gas stream is passed to a vessel wherein the liquified gas is stored. When the gas is required the second liquified gas is removed from the storage vessel and warmed by indirect heat with a second warmed refrigerant stream, to form a third liquified gas stream and said first refrigerant stream. The warmed refrigerant stream is also in indirect heat exchange with said first warmed refrigerant stream and after heating comprises second warmed refrigerant stream. Thereafter, the third liquified gas stream is vaporized.

Abstract: A hose assembly is described for use in the transference of cooled liquified gas to a vessel, in a system that requires the flexible hose to lie in the water. The hose assembly includes a flexible inner hose forming a central passage through which liquified gas can pass towards the vessel and having walls that are permeable to the bleeding of vapor therethrough, to avoid damage by expanding liquid droplets that find their way into the inner hose wall. The assembly also includes an outer hose with substantially impermeable walls, the outer hose surrounding the inner hose and leaving an annular passage between them which can receive the vapor permeating the inner hose. The annular passage also can be used to carry vapor from the vessel back to a shore-based installation which reliquifies it.

Abstract: The operation of a prior art freezer installation for freezing food can be improved by:(1) improved refrigeration techniques;(2) providing air curtains at the doors of the freezer;(3) using a pulse bag filter for separating ice from the air leaving the freezer; and(4) ensuring that the air leaving the freezer is colder than -80.degree. F.

Abstract: Flexible pipes unwound from a supply drum are placed adjacent a wall to be supported, and water is applied to the outside of the pipes while passing through them a cooling medium at a temperature below the melting point of ice, thereby freezing a first ice layer against the wall. Cooling medium at a temperature above the ice melting point is then passed through the pipes to loosen them from the ice; and at least some of the pipes are rewound on the drum to remove them from the first ice layer and are then replaced outside but adjacent thereto, after which the procedure is repeated until enough ice layers are formed to provide a block of desired thickness.

Abstract: The present invention relates to a chiller of the type using water as refrigerant and aqueous lithium bromide or the like as absorbant, wherein 2-ethyl n-hexanol or a similar compound is used as additive to said solution to improve heat transfer in the absorber, comprising a separator for separating a large part of the additive from said solution, said separator being located between the exit of the lithium bromide solution from the absorber and between the heat exchanger in the conduit leading to the generator. According to one embodiment, the separator operates on gravity separation. According to one embodiment, the separator comprises a vessel large enough for substantially slowing down the velocity of flow of the solution, provided with inlet means at its lower part, outlet means at its upper part for a small part of the solution substantially enriched respective said additive, and an outlet at its lower part for the bulk of the solution, depleted of part of the additive.

Abstract: Air conditioning apparatus is disclosed. The apparatus is a terminal of the mixing type, receiving primary conditioned air, and delivering that air or a mixture including that air and recirculated air as required, for air conditioning. The rate at which primary conditioned air is delivered to the zone is varied between a maximum and a predetermined lesser rate as the air conditioning load on the space varies between a maximum and an intermediate load. The apparatus also includes a blower, nozzle or the like for inducing a flow of air from outside, and for mixing the induced air with primary conditioned air, so that such mixture is delivered to the zone. According to preferred embodiments which are disclosed, the apparatus is effective to deliver to the zone such a mixture of primary conditioned air and induced air under all conditions of air conditioning load on the zone.

Abstract: A room air conditioner includes a variable speed eevaporator fan and a compressor selectively energized by a temperature control system. An ambient temperature sensor monitors the temperature of the room and an evaporator temperature sensor monitors the temperature of the evaporator. In an automatic mode of operation, the evaporator fan speed and compressor energization depend upon the difference between the ambient temperature and a set point temperature as determined by the position of a slide switch with multiple contacts each of which correspond to a stored set point value. The ambient and evaporator temperatures are determined by a linearization computation which utilizes a capacitor sequentially charged through the reference resistor and the ambient thermistor and the evaporator thermistor. The compressor is cycled off when the evaporator temperature falls below a certain value, and the compressor is held off for a fixed period of time after it has been de-energized to prevent short cycling or lockup.

Abstract: The interior walls of a refrigerated space below a product support shelf in a refrigerated case are automatically washed and cleaned at intervals.

Abstract: An air conditioning unit mounting curb adapted for flat roof-top mounting with provisions for ducts for passage of air to and from an air conditioning unit from and to a plurality of rooms immediately subadjacent and spaced below the roof top. The mounting curb is comprised of a rectangular outer perimeter, a closed bottom, a wall dividing the curb into two plenums, and at least one opening in one of the plenums for supply of air to the rooms and at least one opening in the second plenum for return air from said rooms. The improvement in the mounting curb comprises a bypass means between the plenums, which is responsive to pressure differential acting thereon, providing a variable air volume system. The bypass means consists of an opening in the dividing wall, a damper blade covering the opening and hingeably connected to the return air side of the dividing wall, a lever attached at one end to the damper blade and at the opposite end thereof to an axle rod, which extends through the curb.

Abstract: A bath container for cooling a liquid contained therein for use in refrigeration equipment includes a jacket bounding a space for the liquid which comprises a side wall and a bottom wall. The side wall of the jacket is formed of two individual walls spaced from one another to form a hollow chamber therebetween which chamber is connected to a refrigerant feeding member and to a refrigerant discharging member whereby the jacket forming the hollow chamber and adapted to pass the refrigerant therethrough functions as an evaporator. A surface heating element including a heating wire inserted into a relatively thick insulating packing is mounted on the surface of the bottom side to supply heat to the working liquid contained in the bath container.

Abstract: A borehole logging tool and cryostat therefor to maintain a semiconductor detector at cryogenic temperatures. The cryostat has an elongate single-phase heat sink of solid, thermally conductive material on which the detector is removably mounted. The other end of the heat sink is arranged to receive a liquid cryogen or the cold finger of a helium refrigerator, which is removed before a logging run; the detector being maintained at cryogenic temperatures during the logging run by absorption and retention of heat in the solid, single-phase heat sink.

Abstract: A holder for frangible pins can be connected to a surface of an overload coupling so that at least one of the pins effects the connection between a driving member and a driven member that rotate about a common axis. Preferably, the holder is arcuate in configuration and attaches to one of the members near the outer periphery thereof with a quick-release connection. The pins are slideably urged by springs in a direction toward matching holes in the coupling members. The holder can have guide sleeves and/or grooves that correspond to the shape of the pins to ensure proper interfit. Also, the spring can bear on one end of each pin or a slideable plunger that contacts that end and a draw pin fitted through the holder to secure the pins in spring loaded positions.

Abstract: A process for the manufacture of contoured pile ware on a conventional double needle bar warp knitting machine yields textured pile fabric with an unusual appearance. The pattern is formed of pile threads of different length and in different positions in the pile ribs and are bound together with the base fabric. The ware is formed on a twin bed warp knitting machine and subsequently is cut to form two individual panels.

Abstract: A double cylinder lock bolt has a key for the inside lock cylinder which is retained by a latch operable from the outside locking cylinder. Three alternative means for preventing operation of the inside cylinder by the outside key are disclosed. The arrangement makes a double cylinder deadbolt more suitable for use in fire or panic situation without sacrificing security.

Abstract: A method of and system for controlling the oil concentration in and the stability of an oil-in-water emulsion used as a coolant-lubricant in a metalworking operation in which a portion of the emulsion is circulated through a sensor to monitor its density and to generate a signal relating the density to the oil concentration. The signal is employed to control addition of oil to the emulsion to thereby control the concentration within close limits. Sensing means also monitors the stability of the circulated emulsion, and emulsifier is added, as required, either to the oil to be added or directly to the emulsion to thereby control both the oil concentration in and the stability of the emulsion.

Abstract: There are three different point-of-use apparatus that are adapted to be actuated by a socket wrench handle or handles. The first apparatus includes two like jaw member assemblies that have spaced apart substantially parallel upper and lower jaws connected to an end member which has a receiving socket for a wrench handle. The upper jaw is beveled at forty-five degrees so that when a strip of metal is mounted in facing jaw members the strip may be bent by the wrench handles to a desired angle. Another apparatus is for bending or pulling cable or tubing and includes end plates and connecting rods. The rods may utilize bushings for bending to a specific diameter. A third is for cutting of the cable or tubing and includes a scissors-type cutter with one handle removed and driven by a ratchet wrench.

Abstract: This invention relates to an improved tube bending mandrel of the general type having fixed and bendable sections and wherein the latter comprises a chain of ball and socket elements linked together in end to end relation with each such element being encircled by a ring of the same diameter as the fixed section cooperating therewith and with one another to define limited movable universal connections therebetween. More specifically, the instant invention relates to an improved ball and socket assembly wherein the ball portion comprises two or more spherically-surfaced ring segments which cooperate with each other and with a spherically-concave head formed integral with the body in which the socket is formed on the opposite end of the link to form the ball.

Abstract: An elongated base if provided including a pair of opposite side opposing fulcrum surfaces disposed in a plane extending therebetween transversely of the base. A pair of elongated longitudinal side-by-side levers are disposed between the fulcrum surfaces and include opposite end portions projecting from opposite sides of the aforementioned plane. A first pair of end portions define opposing jaw faces for clamping an auto body portion therebetween and anchor structure is carried by the base for applying a pulling force thereon in a direction opposite to the direction in which the first end portions project.

Abstract: An easily releasable hydraulically pressurized clamping block assembly for attaching the bending tool to the ram of a folding press. A first clamping block having a recess to receive the tool abuts a bearing block at the rear thereof and is fitted with pins engaging in bores in the clamping block and in the bearing block while within the bearing block a longitudinal groove is provided which receives a hose which can be pressurized from a fluid pressure source through a control valve. Along the longitudinal groove between the above bores are holes which are fitted with springs which compress the hose when in a non-pressurized state. A modification provides pins with widened heads. Another modification uses straight pins and an intermediate block within the groove to press against the hose. Still another modification provides a groove in the ram itself rather than in a separate block.

Abstract: Apparatus and methods are disclosed for detecting slippery road conditions directly from a moving vehicle. A special probe is momentarily lowered to the road surface from the moving vehicle. A coefficient of friction is determined by ratio of the verticle and friction forces. A display provides the operator with a proper indication of roadway conditions.

Abstract: A method, apparatus and system for determining the integrity of a container sealed by means of a closure comprising a resilient sealing element and a cup-like cap having a top and a depending skirt compressing the resilient sealing element over the discharge opening in the container. The invention consists of verifying seal integrity by applying an external force to the cap and measuring the force required to effect initial movement thereof to overcome the residual static force in the resilient sealing element and by comparing the measured force which is essentially equal to the residual static force in the resilient sealing element to a predetermined standard known to provide an acceptable seal. It is known that when the force between the crimped edge of the cap and the container is zero which occurs upon initial displacement of the cap relative to the container, the externally applied force is essentially equal to the residual static force in the resilient sealing element.

Abstract: A sensor for detecting sand grains in a fluid flow comprises a ring-shaped member carrying an acoustic transducer. The ring-shaped member is supported on a rod by clamping means, and material having elastic properties is arranged on the surfaces of the ring-shaped member that contact the rod or the clamping means.

Abstract: The method of determining the deformation characteristics of construction materials and soil includes placing a die of a predetermined diameter on a material being tested and subjecting this die to an increasing load. Owing to the deformation of the tested material, the die becomes displaced by a value equalling 0.03 to 10.0 diameters of the die. The displacement of the die is measured, whereafter the load applied to the die is relieved, and the displacement of the die due to the elasticity is measured. The disclosed method enables to reduce the cost of testing with the use of dies, as well as to reduce the cost of foundations, and to enhance the reliability of structures by using information on structural properties and the characteristics of soils.

Abstract: A gas analyzing apparatus for determining the BTU or calorific content of a combustible gas uses a radiometer or optical pyrometer for measuring the temperature of a metal cup black body heated by a flame produced by a combustion of the combustible gas in a gas-air mixture and a valve controller responsive to a control signal for adjusting the air-gas ratio, thermistors for measuring the temperature of the gas-air mixture and the ambient temperature and a temperature monitor including means responsive to the output signals from the radiometer and the thermistors to produce an output signal representative of the temperature difference therebetween and a peak detector responsive to the output signal from the temperature monitor means to produce the control signal for controlling the valve controller to obtain a peak in the output signal from the temperature monitor, whereby to obtain a maximum temperature differential between the metal cup and air-gas mixture with the attained differential temperature being an

Abstract: An adjustable flow divider for a mass flowmeter useful in shunting a portion of a fluid flow from a main supply line. The adjustable flow divider includes a porous tube (32) having a plurality of longitudinally extending projections (34) on the inner surface thereof. An externally threaded screw plug (36) is adjustably positioned within the porous tube forming a seal with the projections and exposing to fluid flow an area of porous material related to the position of the plug within the tube. The plug's position is adjustable from the outlet end of the flow divider while the divider is in use.

Abstract: A protective enclosure for an instrument comprising a pair of housings connected to a support ring. An external bracket for securing the enclosure to a mounting structure is attached to the outside of the support ring and an internal bracket for supporting an instrument inside the enclosure is attached to the inside of the support ring. Instrument lines, fluid or electrical, to and from the instrument lead through the support ring.

Abstract: An accelerometer is provided which utilizes at least one sheet of piezoelric polymer film, supported under tension in a frame, for sensing the acceleration-responsive movements of an associated inertial mass and providing an electrical output in accordance therewith. The accelerometer preferably comprises a pair of such sheets with the inertial mass, e.g., a sphere, supported therebetween. Connections to an electrical measurement unit are made through a coaxial cable whose outer sheath and inner conductor are respectively connected to outer and inner electrodes formed by metallic coatings on the outer and inner surfaces of the sheets. The frame is preferably cylindrical and a pair of associated rings which fit within the frame serve to clamp the two sheets in place under tension.

Abstract: The output of the accelerometer is sent to a pulse width modulating digitng circuitry which consists of a comparator to generate the PWM signal, a flip-flop steering circuit, an "H" switch to toggle the torquer constant current either positive or negative, and an AND gate to gate the clock pulses for the output.

Abstract: An ultrasonic scanner for use in medical diagnosis which produces two different types of scans. The scanner includes a housing carrying one or more ultrasonic transducers which traverse an arcuate path. A first reflector is positioned within the arcuate path to intercept ultrasonic waves and converge them at a point beneath the scanner in order to produce a skin centered sector scan, which is useful for viewing through small acoustic windows such as intercostal regions. A pair of reflectors, one of which is positioned horizontally with respect to the first reflector and the transducers, are utilized to form a wide aperture sector scan which diverges upon exiting the scanner housing. The wide aperture scan is useful for scanning spaces such as the abdomen which include relatively few obstructions.

Abstract: The invention in a preferred form contemplates a valve-like structure adapted for series-connection in a pipe or other conduit line and having a valve member which is caused, within the constraint of a rectilineal guide, to change its longitudinal position as a substantially linear function of the change of fluid-flow rate in the pipe or conduit; and an inductive device tracks the position of the valve member to produce an electrical output signal which is also a substantially linear function of the fluid-flow rate. The description includes unidirectional embodiments (with check-valve action for flow in the non-metering direction), and a bi-directional embodiment.

Abstract: This invention relates to a device for driving and displacing a beam in a direction parallel to guide rails, and one or more carriages rigid with the beam in a direction transverse to the displacement of the beam.The device comprises two cables 7 and 8 stretched over pulleys 5 fixed at the ends of the guide rails 3 for the beam 4, and over pulleys 6 of the beam 4. The cables 7 and 8 are wound in reverse directions on the drums 9 of the motors M 1 and M 2 which are disposed symmetrically on one and the other side of the rails, such that when the motors are rotated, they cause the displacement of the beam, or of the carriage fixed on to one of the cables, or the simultaneous displacement of the beam and carriage.

Abstract: An assembly for installation into a fuel dispensing pump permits its conversion from gallon- to liter-based operation upon the mere pulling of a shift pin.

Abstract: The invention relates to a drive arrangement for a rotating unit designed to be driven by a main motor or an auxiliary motor. A shift clutch is provided for arresting an overriding clutch in both directions of rotation. In this way the torques emanating from the rotating unit can be held or suppressed.

Abstract: A transmission for two driven shafts which are parallel to and at a small spacing from one another and which drive the twin screws of the extruder wherein each shaft has a respective driven pinion thereon with the two pinions axially displaced with respect to one another and for each pinion there is a respective drive each comprising three intermediate gears equiangularly disposed around the pinion and meshed therewith, a ring gear surrounding and meshed with the three intermediate gears and drive means to rotate the ring gear, the pinion and two of the three intermediate gears not having any mountings, i.e. floating, and the third intermediate gear being free to move in directions radially of the pinion thereby to obtain equal division of drive power between the three intermediate gears and avoid forces tending to move the pinion radially.

Abstract: A transmission for a hydraulically driven vehicle comprising a final drive gear casing, a pair of hydraulic motor each having an output shaft connected thereto, the each output shaft being extended into the final drive gear casing and having formed thereon a bevel pinion, a pair of final drive shaft each being rotatably supported by the final drive gear casing and aligned with each other, a pair of bevel gears each fixedly mounted on the respective final drive shaft, each of the bevel gears being adapted to mesh with the respective bevel pinions, a clutch provided between the pair of final drive shaft for directly connecting and disconnecting the same, and a brake mounted on the clutch.

Abstract: This invention relates to a hydraulic control system for an aircraft starter-drive mechanism that includes a generator that can be driven as a motor drivingly connected through a differential, which is mutually connected to first and second hydraulic units and to an engine drive shaft during a start mode. The hydraulic control system includes a control valve arrangement, cooperatively coupled to the first and second hydraulic units, and operative in the starting mode to control flow between the hydraulic units, to thereby divide the delivery of rotary power from the generator/motor to the engine drive shaft through the differential and the hydraulic units.