| Patent Number |
Title Of Patent |
Date Issued |
| 4909775 |
Device for transferring rotary motion between two shafts |
March 20, 1990 |
| The invention is a universal joint for transferring rotary motion between o shafts whose axes are movable relative to one another. The universal joint includes a generally Y-shaped terminus on either shaft, and a pair of arms on each terminus diverging obliquely away from the axes of the |
| 4726788 |
Electrical receptacle |
February 23, 1988 |
| An electrical receptacle containing a multiple number of pin-type connectors, wherein the receptacle housing is a tubular metal member susceptible to manufacture by low cost screw machine procedures. Most surfaces of the metal member are centered on the tube axis, except that a circu |
| 4678224 |
Prevention of particulate accumulations on observation windows in military vehicles |
July 7, 1987 |
| In a military vehicle having small observation windows susceptible to being coated with airborne mud particles when the vehicle is operating off-the-road under adverse climate conditions, it is proposed to provide air pressure mechanisms on the vehicle near the window surfaces. Such air |
| 4596540 |
Drive belt construction |
June 24, 1986 |
| A drive belt formed as a discontinuous belt structure with specially-formed nd connectors. The faces of the end connectors have large numbers of miniature interlockable hooking elements thereon for enabling the ends of the belt structure to be formed into a usable endless drive belt. The |
| 4558606 |
Variable speed drive |
December 17, 1985 |
| A variable speed drive that uses cone clutch surfaces, and an adjusting manism for shifting certain ones of the cone surfaces parallel to the cone angle, thereby changing the speed ratio between the input and output members. The engaged clutch surfaces preferably comprise a relatively |
| 4395062 |
Cover hold down mechanism |
July 26, 1983 |
| This invention pertains to a screw-nut mechanism for clamping two work pis together. In one application the mechanism is used to clamp a cover plate over an access opening in a vehicle hull or similar member. The screw-nut mechanism is specially designed for use where one face of the |
| 4362326 |
Disconnectable coupling |
December 7, 1982 |
| A disconnectable tube-to-tube coupling that includes a locking collar arred to span two radially-projecting rings carried by end fittings on the tubes. A special cam-like depresser sleeve is slidably arranged on the collar to move one of the rings into a groove in its end fitting, there |
| 4316678 |
Means for securing two elements against relative axial movement |
February 23, 1982 |
| Means to mount an element to be powered on a drive shaft are shown. The eent to be powered fits against a shoulder on the shaft. A retainer ring is next slipped onto the shaft against the element, and a snap ring is put in place in a groove in the shaft. Three plugs in the retainer ring |
| 4310146 |
Motor-driven winch having internal speed reducer |
January 12, 1982 |
| A motor-driven winch wherein the motor is at least partially contained win the winding drum, thereby providing a compact small size unit. The space within the drum also contains a speed reducer of the differential motion type. Speed reducer design is such as to achieve very large speed |
| 4272998 |
Drive mechanism |
June 16, 1981 |
| An elliptical wobble disk at its periphery engages a sine curve track, on a lide or on a drum, and slides the strip track or rotates the drum as a preferred alternative to a gear drive. |
| 4266591 |
Locking connector |
May 12, 1981 |
| A locking connector that includes a shaft snugly fitting within circular nings in at least one of the two members to be connected together. The shaft carries a threaded pin that is eccentric to the shaft axis; a nut is threaded onto the pin to complete the locking connection between the |
| 4252224 |
Clutch employing constant force springs |
February 24, 1981 |
| A mechanical clutch comprising interposed clutch plates keyed to the input nd output members for axial movement between driving positions frictionally engaged with one another and disengaged positions relaxed away from one another. The invention relates to the use of constant force, zero |
| 4165081 |
Constant force face seal |
August 21, 1979 |
| A face seal for sealing the joint between a rotary shaft and a stationary using, said seal comprising two sealing discs engaged together through the biasing force of a zero rate spring means. The spring means provides a constant biasing force to maintain a pre-determined sealing engageme |
| 4151753 |
Lockable gear-rack unit |
May 1, 1979 |
| In a pinion-rack drive system, an auxiliary lock mechanism for the movable omponent, said lock mechanism including a second rack normally not meshed with the pinion drive gear but potentially meshable therewith when the pinion gear is moved axially parallel to the teeth on the racks. Lock |
| 4149430 |
Brake for ball screw |
April 17, 1979 |
| In a ball screw connected between an actuating motor and load, the improvnt comprising a friction brake mechanism carried by the nut section of the screw for automatically locking the nut and screw together when the motor is de-energized. The invention prevents the load from producing |
| 4132298 |
Transmission synchronizer |
January 2, 1979 |
| A transmission synchronizer comprising one piece spring elements adapted to e cam-actuated by a shift collar to provide axial operating forces on synchronizer gears. Each spring element comprises a central V section and straight end sections extending into blind holes in the synchronizer |
| 4131256 |
Engine mount |
December 26, 1978 |
| An engine mount wherein the engine carries two oppositely-moving jaws adad to clamp against opposite side surfaces of a hold-down element carried by the vehicle. The jaws are actuated for opening or closing movements by means of a single screw extending through both jaws. The screw |
| 4091901 |
Pump lock-up power transmission |
May 30, 1978 |
| A power transmission providing cushioned shock-absorption power flow from a rive member to a driven member. The transmission includes a gear pump wherein both the gear and gear housing are free to rotate; the transmission also includes a recirculation flow path from the pump outlet to |
| 4069718 |
Speed change device |
January 24, 1978 |
| A mechanical speed change device designed to occupy minimum space in the ial direction. In operation, a ball type cam follower simultaneously tracks sinuous cam grooves in the drive and driven members. The lead angles of the respective cam grooves are different so that a given axial |
| 4063467 |
Speed change and reverser device |
December 20, 1977 |
| A speed changer comprising a stationary pulley and a powered shaft defining sun axis. Two adjustable diameter planet pulleys and a pair of power-transmitting belts transmit power to an output sun pulley coaxially aligned with the stationary pulley. An adjustment screw inversely varies |
| 4044620 |
Transmission |
August 30, 1977 |
| A variable speed ratio transmission wherein conventional pneumatic tires caused to orbit around an annular track to transmit motive forces from the input mechanism to the output mechanism. The tire planes are adjustable relative to the track plane to provide varying roll-skid engag |
| 4040686 |
Anti-friction bearing |
August 9, 1977 |
| An anti-friction bearing wherein the anti-friction balls or rollers are sed different distances from one another to provide an increased number of loading patterns and a reduced frequency of any particular loading pattern. |
| 4040647 |
Manual controller for vehicle level adjustment |
August 9, 1977 |
| A manual controller for tripping or actuating switches used to energize j motors associated with a vehicle-raising or lowering mechanism, e.g a missile launch trailer or mobile home. The controller uses the "joy stick" principle, wherein the human operator moves an upstanding control ro |
| 4006646 |
Anti-friction worm and wheel drive |
February 8, 1977 |
| A worm-wheel assembly wherein anti-friction balls are recirculated through elical grooves in the worm to increase the efficiency of the driving operation. This driving system is believed to have the advantages of good distribution of load forces, smooth and silent operation, very great sp |
| 3976172 |
Brake |
August 24, 1976 |
| A rotational power-transmitting system which includes brake means automatlly operable to prevent transmission of "slip" forces from the driven member to the drive member when the drive member ceases delivering torque to the driven member. The system is preferably two-directional, i. |
| 3974708 |
Constant force belt tensioner |
August 17, 1976 |
| A belt tensioner comprising a constant force spring trained between a stanary support means and a belt-engaged pulley. A slideway is provided to promote relatively frictionless movement of the pulley across the belt path. |
| 3938815 |
Chuck having jaw counterbalance mechanism |
February 17, 1976 |
| A chuck or coupling for connecting a rotary shaft to variable diameter work ieces; the work piece can be a pulley, shaft, bar stock or other mechanism required to be gripped by a chuck. The chuck structure comprises radially movable jaws slidably mounted on a rotary base or chuck body, to |
