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Karl Marx
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| Number | Title | Issue Date |
| 6948686 | Constant rate deployment device A spring-based deployment system deploys a mass at a limited velocity. Using techniques common to the art of timepieces, the motion of a gear, like the rotation of a clock's second hand, is controlled to occur at a substantially constant rate. In a preferred embodim... | 09/27/2005 |
| 5056739 | Safety harness device A safety harness device of the inertia type wherein the rewind spring is connected to a fluid pressure actuated portion that is normally inoperative during ordinary operations of the safety harness, but which, when actuated by the user, serves to pull upo... | 10/15/1991 |
| 4706909 | Controllable ejection seat catapult A catapult seat ejection system for ejecting a pilot and seat from an aircraft is disclosed in which the thrust of the catapult is controlled to prevent injury to the pilot due to acceleration forces. The catapult comprises a main catapult tube; a piston ... | 11/17/1987 |
| 4667901 | Apparatus for adjustably mounting an ejection seat in an aircraft Apparatus for adjustably mounting an ejection seat (16) in an aircraft in which outer catapult cylinders (58, 60) support inner catapult cylinders (62, 64) and supply force to the inner cylinders to eject the inner cylinders and the seat from the aircraft... | 05/26/1987 |
| 4218035 | Semi-supine aircrew ejection seat A reclining or semi-supine aircrew ejection seat is provided with an ejection gun that is in the usual upwardly extending and rearwardly inclined attitude, and the seat is attached to the portion of the gun assembly that leaves the aircraft by a pivotal c... | 08/19/1980 |