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Class Information
Number: 464/30
Name: Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts > Overload release coupling
Description: A flexible coupling wherein means is provided for transmitting torque between input and output members so as to accommodate relative rotation between said members when resistance to rotation of said output member exceeds a predetermined value, said means including either (a) a device which is designed to rupture when said resistance to rotation exceeds said predetermined value, or (b) a device which slips or disengages when said resistance to rotation exceeds said predetermined value but which automatically reengages without operator intervention or other additional operation when said resistance to rotation no longer exceeds said predetermined value.


Sub-classes under this class:

Class Number Class Name Patents
464/31 Including thermally responsive element 22
464/35 Torque transmitted via a ball 41
464/32 Torque transmitted via frangible element 74
464/40 Torque transmitted via frictional engagement of coil spring 34
464/42 Torque transmitted via frictional engagement of conical or frustoconical surfaces 16
464/45 Torque transmitted via frictional engagement of planar radially extending surfaces 27
464/41 Torque transmitted via plural circumferentially spaced friction elements 33
464/34 Torque transmitted via radially spaced deformable roller 16
464/37 Torque transmitted via resiliently biased positive drive connection (e.g., cam and follower) 114


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7407440 Drive shaft coupling Aug. 5, 2008
7367891 Techniques for controlling transfer of torque using detent members responsive to radial force May. 6, 2008
7237663 Bi-directional release mechanism for a torque fuse device Jul. 3, 2007
7150680 Drive shaft coupling Dec. 19, 2006
7090060 Bi-directional release mechanism for a torque fuse device Aug. 15, 2006
7025185 Torque releasing device Apr. 11, 2006
7018296 Gear drive with integrated torque limiting coupling Mar. 28, 2006
7014009 Motor operated power steering device Mar. 21, 2006
6910969 Power transmission apparatus for clutchless compressor Jun. 28, 2005
6805017 Motor-driven power steering device Oct. 19, 2004
6725994 Mechanism useful as a slip clutch or brake and method of making same Apr. 27, 2004
6722992 Torque limiter and reel mount Apr. 20, 2004
6565341 Geared feed pump for supplying fuel to a high pressure fuel pump May. 20, 2003
6527427 Clutching feature for adjusting device Mar. 4, 2003
6500085 Mechanical device for transmitting power Dec. 31, 2002
6488260 Electric fail safe valve actuator Dec. 3, 2002
6443846 Spare tire carrier torque-limiting slip mechanism Sep. 3, 2002
6405612 Electric steering column Jun. 18, 2002
6398654 Overload clutch Jun. 4, 2002
6361442 Repeatable preset torquing force vise handle for producing repeatable clamping force in a vise Mar. 26, 2002
6312339 Safety coupling Nov. 6, 2001
6309303 Slip clutch for a tube cleaner Oct. 30, 2001
6302798 Torque reducer and torque transmitter including the same Oct. 16, 2001
6296209 Railroad switch stand Oct. 2, 2001
6287204 Adjustable torque limiter Sep. 11, 2001
6272946 Steering device for miniature vehicle Aug. 14, 2001
6244961 Arrangement for the control of a rotational shaft coupling for a dobby and a rotational shaft coupling with an arrangement of this kind Jun. 12, 2001
6234904 Drive power transmission apparatus May. 22, 2001
6217453 Flexible coupling and bonded subassembly having a central pivot bearing Apr. 17, 2001
6213882 Power transmission mechanism and its assembly method Apr. 10, 2001
6200220 Flexible vane coupling Mar. 13, 2001
6200221 Power transmission apparatus Mar. 13, 2001
6176783 Rotary drag devices Jan. 23, 2001
6174238 Torque limiting coupling with single re-engagement position Jan. 16, 2001
6152827 Switchable claw coupling Nov. 28, 2000
6145770 Friction coupling for the torque-limiting transmission of force between a coil core for winding or unwinding a tape and a rotary support Nov. 14, 2000
6116579 Torque limiting cam Sep. 12, 2000
6109125 Linear drive mechanism including a slip clutch Aug. 29, 2000
6110061 Device for transmitting rotational power Aug. 29, 2000
6086282 Coupling mechanism with locking and torque limiting features Jul. 11, 2000
6074301 Power transmission mechanism Jun. 13, 2000
6050795 Fuel feed gear pump having an overload safety device Apr. 18, 2000
6033106 Torque limiter driving head for paint cans with a stirrer Mar. 7, 2000
5951363 Toy vehicle capable of expanding and contracting Sep. 14, 1999
5931438 Displacement adjustment device Aug. 3, 1999
5899811 Device for transmitting rotational power May. 4, 1999
5707291 Stressed hoop slip clutch Jan. 13, 1998
5593012 Limited fixed torque slip coupling Jan. 14, 1997
5482128 Power steering apparatus Jan. 9, 1996
5415256 Friction type torque-limiting clutch brake which splits into halves for easy replacement May. 16, 1995

1 2 3


 
 
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