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Class Information
Number: 464/155
Name: Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts > Coupling accommodates drive between members having misaligned or angularly related axes > Torque transmitted via intermediate element > Intermediate element includes external surface at opposite ends received in complementary openings in axially spaced ends of driving and driven members driven members
Description: Subject matter wherein said interconnecting means comprises a body having opposite ends spaced axially along the axis of rotation, and wherein each of said ends includes a circumferentially continuous surface facing outwardly of the rotational axis, said outwardly facing surface being configured to mate with complementary inwardly facing surfaces defining openings in axially spaced ends of the driving and driven members.

Sub-classes under this class:

Class Number Class Name Patents
464/156 Intermeshing teeth on element and members 31

Patents under this class:

Patent Number Title Of Patent Date Issued
8602675 Assembly comprising first and second components Dec. 10, 2013
8033917 Drive shaft assembly for a downhole motor Oct. 11, 2011
7624819 Universal joint assembly Dec. 1, 2009
7186182 Drive line for down hole mud motor Mar. 6, 2007
5588818 Rotor-to-rotor coupling Dec. 31, 1996
5267905 Sealed downhole motor drive shaft universal joint assembly Dec. 7, 1993
5102255 Flex-joint assembly linkage for dynamic mirror mount Apr. 7, 1992
5000723 Universal joint for downhole motors Mar. 19, 1991
4982801 Flexible coupling for downhole motor Jan. 8, 1991
4941861 Interlocking shaft coupling Jul. 17, 1990
4786271 Coupling for end-to-end rotatable shafts Nov. 22, 1988
4772246 Downhole motor drive shaft universal joint assembly Sep. 20, 1988
4565541 Small deflection coupling for oscillating shafts Jan. 21, 1986
4547101 Self-aligning tool holder Oct. 15, 1985
4530674 Coupling arrangement for driving and driven members Jul. 23, 1985
4300361 Articulated coupling Nov. 17, 1981
4243112 Vibrator-assisted well and mineral exploratory drilling, and drilling apparatus Jan. 6, 1981
4036031 Universal connection means in an orbital fluid pressure device Jul. 19, 1977
3959987 Self-engaging and aligning shaft coupling Jun. 1, 1976

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