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Class Information
Number: 474/77
Name: Endless belt power transmission systems or components > Control for variable input to output speed-ratio > Including coaxial pulleys shiftable axially to align selected pulley with drive belt

Patents under this class:

Patent Number Title Of Patent Date Issued
7959529 Bicycle multi-gear cassette Jun. 14, 2011
7931553 Bicycle sprocket apparatus with a chain support structure Apr. 26, 2011
6488603 Freewheel for a bicycle Dec. 3, 2002
6319163 Transport device in a packaging machine Nov. 20, 2001
6305887 Structure for mounting motor of planing machine Oct. 23, 2001
6264575 Freewheel for a bicycle Jul. 24, 2001
5860880 Low normal bicycle derailleur which allows lateral movement of the chain guide toward the rear wheel in response to a force directed laterally towards the rear wheel Jan. 19, 1999
5772547 Bicycle crankset Jun. 30, 1998
5518456 Bicycle derailleur May. 21, 1996
5480357 Freewheel assembly for bicycle Jan. 2, 1996
5380252 Bicycle speed change assembly Jan. 10, 1995
5378201 Multi-geared bicycle transmission assembly comprising internal gear sets Jan. 3, 1995
5205794 Shift mechanism for bicycle Apr. 27, 1993
4571219 Bicycle transmission Feb. 18, 1986
4165048 Positive feed Aug. 21, 1979
4075900 Two-speed video recorder Feb. 28, 1978
4062248 Two-speed video recorder Dec. 13, 1977

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