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Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 8074777 | Ball screw resettable mechanical disconnect A disengagement/disconnect assembly for disengaging a generator from a gear box includes an inner ball screw having an angled threading on an outer surface thereof and surrounding and operatively engaged to a rotating generator drive shaft to cause rotation of the i... | 12/13/2011 |
| 7334647 | Rotary tool An overload clutch assembly for a power tool having two torque settings through which rotary drive is transmitted to a spindle. The overload clutch assembly is capable of being between switched between the two torque settings by at least one actuator. The clutch ass... | 02/26/2008 |
| 7166953 | Electroactive polymer rotary clutch motors The present invention relates to mechanical-electrical power conversion systems. The systems comprise one or more electroactive polymers that convert between electrical and mechanical energy. When a voltage is applied to electrodes contacting an electroactive polyme... | 01/23/2007 |
| 7055664 | Dog clutch device A device is disclosed for coupling two shafts for rotating in the prolongation of one another with respect to a casing. A dog clutch ensures that the two shafts are coupled. The device comprises a clutch release uncouple the dog clutch. The clutch release comprises ... | 06/06/2006 |
| 6644450 | Safety clutch for electrical hand-held tool A safety clutch for an electric hand-held tool and including a rotor (8), an anchor disc (9) frictionally engageable with the rotor (8) for transmitting a torque there-between, a stationary axial stop (13) for limiting the air gap (s) between the rotor an... | 11/11/2003 |
| 6164426 | Wrap around spring clutch At the electromagnetically controlled wrap around spring clutch a braking spring (14) designed as a wrap around spring is foreseen on the driven shaft (4) in addition to the clutch spring (8) acting between the driving shaft (3) and the driven shaft (4), ... | 12/26/2000 |
| 5038902 | Clutch device for a transmission wheel and a transmission shaft This invention relates to a clutch device for a transmission wheel and a transmission shaft. Two brake rings surround a hub axle and are contained in a brake hub. The first brake ring is intermediate the hub axle and the second brake ring and arranged so ... | 08/13/1991 |
| 4732016 | Dehydrating tank stopping mechanism for single-tank type washing machine In a single-tank dehydration-type agitator-operated washing machine, the agitator and the dehydrating tank are driven by respective drive shafts which are operated by a clutch mechanism selectively in such a manner that the drive shafts are selectively ro... | 03/22/1988 |
| 4671395 | Power take-off brake and clutch actuation assembly A control lever communicates with a plurality of additional levers and an electrical circuit. A PTO brake and electric clutch are responsive to the control lever and circuit for engagement and disengagement. The linkage system includes an electrically res... | 06/09/1987 |
| 4240535 | Clutch and brake assembly A clutch assembly connectable to an electric motor and to another rotating unit includes a housing securable at one end to the housing of the electric motor and securable at the opposite end to the housing of the other rotating unit. A driven body within ... | 12/23/1980 |
