| Patent Number |
Title Of Patent |
Date Issued |
| 7530915 |
Parallel path accessory drive |
May 12, 2009 |
| The invention provides an accessory drive that is a combination of mechanical and hydraulic components that accepts variable speed input power from a prime mover or engine and transmits that power in a very efficient manner to the output of the device to drive ancillary engine access |
| 5785158 |
Brake apparatus with functional integrity monitor |
July 28, 1998 |
| The problem of verifying functional readiness of a braking apparatus including: a brake plate rotatable about an axis; an armature and a reaction plate disposed on opposite sides of the brake plate; and an actuator for urging the armature to clamp the brake plate between the armature |
| 5144851 |
Jam tolerant linear actuator |
September 8, 1992 |
| The invention is directed to a jam tolerant ballscrew actuator. The ballscrew actuator is driven through a differential via plural power paths therein. A first of these differential power paths is drivingly coupled to a reciprocating dual ballscrew assembly by way of a rotatable ballnut. |
| 5120285 |
Jam tolerant geared rotary actuator for multiple actuator systems with a single prime mover |
June 9, 1992 |
| A geared rotary actuator (1) including a compound input stage (3, 5) and a compound output stage (4, 6) with the input stage (3, 5) including a sun gear (24) with gear portions (24a, 24b) respectively meshing with a drive gear (23) and further gear (25). Input/output link members (28, 29 |
| 5071397 |
Jam tolerant geared rotary actuator with automatic disconnect |
December 10, 1991 |
| A geared rotary actuator (1) including planet gears (2) disposed around a shaft (S), sun gears (8, 9) meshing with the planet gears (2) and with axially displaceable ramp members (10, 11) splined to the shaft (S) at least a pair of ball members (13, 14) are accommodated in pockets formed |
| 5029689 |
Spring clutch assembly for use in a transmission |
July 9, 1991 |
| Difficulties in positively engaging and disengaging helical spring clutch mechanisms are avoided in a construction including a driven shaft (10) with a gear (18) rotatably mounted on the shaft (10). A helical spring (40) is disposed about part (24) of the gear (18) and the driving shaft |
| 5004073 |
Automatic lubrication device for mechanical actuation systems |
April 2, 1991 |
| Periodic lubrication of mechanical actuation systems may be avoided in a self-lubricating mechanism for such a system that includes a bidirectional rotary shaft (22), a housing (10), and a one-way clutch (90, 92) having an output element (92) moved in response to one direction of rotatio |
| 4990122 |
Shaft failure indicator |
February 5, 1991 |
| A system for damping relative rotation between two axially driven shafts (30) rotating in the same direction and for indicating failure of one of the shafts is disclosed. The system includes a coupling mechanism (34), coupling the driven shafts together to transmit torque from one of the |
| 4930611 |
Rotary travel limit stop |
June 5, 1990 |
| A rotary travel limit stop is provided to cause the rotation of the rotary actuator to cease. Second and third rotatable members are arranged in gear mesh association with the first rotatable member and the second and third rotatable members are provided with different numbers of gear te |
| 4909364 |
Latching failure detection mechanism for rotary drive systems |
March 20, 1990 |
| A latching failure detection mechanism for a rotary drive system is disclosed. A pair of mating clutch jaws are provided, with each jaw torsionally connected to a respective one of a pair of input members, such as the ends of a closed loop drive line. The jaws are relatively axially |
| 4905805 |
Torque limiting clutch with by-pass |
March 6, 1990 |
| A coupling providing protection against excessive torque transmission with an override capability. The torque limiting clutch capable of overrun without detrimental thermal or mechanical effects is capable of being by-passed by a lock-up clutch which torsionally connects the input and |
| 4603594 |
Fail safe actuator |
August 5, 1986 |
| An actuator including a motor having a rotary output, an actuating arm mounted for reciprocating movement, and a mechanism, interconnecting the output and the arm to convert rotary motion to reciprocating motion. The mechanism includes a rotary element. A brake is provided including a |
| 4545470 |
Narrow tolerance range slip clutch |
October 8, 1985 |
| A narrow tolerance range slip clutch has a friction clutch and a ball ramp mechanism, with one or more springs associated with the friction clutch and ball ramp mechanism to exert a clamp load on the friction clutch and to establish a trip torque setting on the ball ramp mechanism. With |
| 4480733 |
Energy absorbing bidirectional ratchet no-back apparatus |
November 6, 1984 |
| This invention relates to an energy absorbing ratchet for a bidirectional no-back apparatus which includes in combination a fixed support, a rotatable input member and a rotatable output member. The input member includes an input plate which has integral therewith a pair of release p |
| 4252035 |
Integrated drive-generator system |
February 24, 1981 |
| An integrated drive-generator system having a drive input shaft with a mechanical differential positioned in coaxial relation with the drive input shaft, a generator positioned alongside said differential and drive input shaft, and a hydrostatic transmission having a pair of coaxial |
