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Class Information
Number: 464/58
Name: Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts > Torque transmitted via flexible element > Element has plural convolutions wound about rotational axis > Plural radially overlapping convoluted elements
Description: Subject matter and further including an additional elongated torque transmitting element coiled about the same longitudinal centerline in a manner such that one of said elongated elements overlaps the other in a direction extending radially outwardly of said rotational axis.

Patents under this class:

Patent Number Title Of Patent Date Issued
8662866 Fan with flexible drive shaft Mar. 4, 2014
8152578 Drive train coupling Apr. 10, 2012
7815510 Torsion vibration damping device Oct. 19, 2010
7472939 Device for transmitting a rotational movement by means of a smooth shaft Jan. 6, 2009
7367605 Flexible shaft whose core yarn elasticity is less than that of wound yarn May. 6, 2008
6726568 Coil shaft and method for fabricating same Apr. 27, 2004
6526645 Method for transferring drilling energy to a cutting member and method of constructing a drilling energy transfer member Mar. 4, 2003
6464588 Flexible shaft with helical square end Oct. 15, 2002
6375573 Method and apparatus for transferring drilling energy to a cutting member Apr. 23, 2002
6267679 Method and apparatus for transferring drilling energy to a cutting member Jul. 31, 2001
6220372 Apparatus for drilling lateral drainholes from a wellbore Apr. 24, 2001
5820464 Flexible shaft assembly Oct. 13, 1998
5816923 Flexible composite drive shaft for transmitting torque Oct. 6, 1998
5803812 Flexible shaft structure for transmitting high torque Sep. 8, 1998
5690322 Shock and vibration damping mount Nov. 25, 1997
5562275 Radially and longitudinally indeformable flexible spindle Oct. 8, 1996
5370580 Torsional viration damper Dec. 6, 1994
5360090 Valving for vane damper Nov. 1, 1994
5288270 Flexible shaft having element wire groups and lubricant therebetween Feb. 22, 1994
5240457 Sealing arrangement for a torque converter vane damper Aug. 31, 1993
5234376 Spiral spring of a torsional damper Aug. 10, 1993
5226514 Mounting for rotating spiral spring Jul. 13, 1993
5165421 Hollow lumen cable apparatus Nov. 24, 1992
5078649 Hydraulic coupling for torsion isolator Jan. 7, 1992
5078648 Driveline isolator with hydraulic damper and spiral springs Jan. 7, 1992
5052404 Torque transmitter Oct. 1, 1991
4987987 Torsional vibration damping mechanism Jan. 29, 1991
4781653 Power transmission device for motor vehicle Nov. 1, 1988
4768637 Torsion damping assembly Sep. 6, 1988
4690256 Torsion damping assembly Sep. 1, 1987
4608883 Torsion damping mechanism Sep. 2, 1986
4568077 Toy aircraft Feb. 4, 1986
4475820 Dual concentric, electrically isolated, multi-function rotatable flexible shaft Oct. 9, 1984
4290494 Flexible shaft and roof drilling system Sep. 22, 1981
4280338 Rotatable flexible drive shaft with noise abatement Jul. 28, 1981
4280606 Torque limiting device Jul. 28, 1981
4248062 Drive shaft assembly and method for making same Feb. 3, 1981
4185473 Balanced torsional deflection of flexible shafts in either direction of rotation Jan. 29, 1980
4181208 Vibration damper with three sets of springs in parallel Jan. 1, 1980
4090785 Low noise blower clutch May. 23, 1978
4057115 Flexible shaft for a roof drill Nov. 8, 1977

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