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Class Information
Number: 464/79
Name: Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts > Torque transmitted via flexible element > Element includes diverging wall portions defining annular groove completely surrounding rotational axis (e.g., bellows)
Description: Subject matter wherein said element comprises a pair of walls which meet at a common juncture and diverge from said juncture, said walls at said juncture following a circular circumferential path which surrounds and completely encloses the rotational axis of said element with said diverging walls defining a groove surrounding said rotational axis.

Sub-classes under this class:

Class Number Class Name Patents
464/80 Nonmetallic 25

Patents under this class:

Patent Number Title Of Patent Date Issued
8667688 Method of assembly for gas turbine fan drive gear system Mar. 11, 2014
8523686 Flexible coupling means Sep. 3, 2013
8276275 Method for assembling an epicyclic gear train Oct. 2, 2012
8235828 Diaphragm couplings Aug. 7, 2012
7950151 Method of making integral sun gear coupling May. 31, 2011
7896748 Coupling apparatus Mar. 1, 2011
7824305 Integral sun gear coupling Nov. 2, 2010
7597626 Membrane coupling in a compact design Oct. 6, 2009
7591754 Epicyclic gear train integral sun gear coupling design Sep. 22, 2009
7192355 Coupling for connecting two components Mar. 20, 2007
6852035 Welding bellows capable of absorbing torsion Feb. 8, 2005
6695705 Shaft coupling Feb. 24, 2004
6589341 Powder coating device Jul. 8, 2003
6514146 Low vibration shielded bellows shaft coupling Feb. 4, 2003
6413164 Torsionally rigid, play-free, flexible metal bellows-type coupling for the torque-transmissive connection of two shafts Jul. 2, 2002
6328656 Propeller shaft for automobile Dec. 11, 2001
6080078 Planetary gear with compensating coupling Jun. 27, 2000
5917259 Coupling of an electric motor to a load Jun. 29, 1999
5588917 Coupling with dual torque transmission paths Dec. 31, 1996
5517850 Rotor-stator adapters with internally threaded stator collar externally threaded nut for sensitive rotating viscometers May. 21, 1996
5233247 Precision drive and speed reduction device Aug. 3, 1993
5223679 Elevator drive motor to encoder connection having a flexible rod and a bellows coupling Jun. 29, 1993
5001824 Method of flexibly coupling a drive shaft Mar. 26, 1991
5000722 Coupling member for rotatable shafts Mar. 19, 1991
4881922 Separable drive coupling using metal bellows Nov. 21, 1989
4703666 Linear drive device Nov. 3, 1987
4645473 Torque transmitting coupling with obtuse screw edge angles Feb. 24, 1987
4579545 Flexible coupling using toroidal joint Apr. 1, 1986
4575253 Stirring apparatus Mar. 11, 1986
4309970 Internal combustion engine with aggregate units arranged in an automotive vehicle Jan. 12, 1982
4265099 Flexible coupling May. 5, 1981
4232756 Motor-vehicle drive-shaft assembly Nov. 11, 1980
4179951 Flywheel rotor particularly suitable for accumulating energy Dec. 25, 1979
4084409 Flexible coupling for rotatable shafts Apr. 18, 1978
3989409 Turbodrill Nov. 2, 1976
3959988 Flexible coupling Jun. 1, 1976
3955377 Flexible couplings May. 11, 1976
3942466 Stern gear of ships Mar. 9, 1976

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