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Class Information
Number: 73/480
Name: Measuring and testing > Rotor unbalance > Gravitational moment turns rotor about spin axis
Description: Subject matter wherein the rotor is mounted with its spin axis horizontal and any gravitational moment resulting from an unbalanced distribution of mass causes the rotor to turn about its normal rotational or spin axis.

Sub-classes under this class:

Class Number Class Name Patents
73/481 Ways 0

Patents under this class:

Patent Number Title Of Patent Date Issued
7546767 Magnetic balancer apparatus and method Jun. 16, 2009
6481281 Wheel mount chuck and wheel mount method for vehicle wheel balancers Nov. 19, 2002
6301962 Weight compensating arrangement for a displaceable examination component of a medical apparatus Oct. 16, 2001
5939629 Rotor balancing systems including superconductor bearings Aug. 17, 1999
5503015 Blade balancer Apr. 2, 1996
5398550 Blade balancer Mar. 21, 1995
4663971 Static wheel balancer May. 12, 1987
4423633 Nose unit for a vehicle-wheel balancing machine Jan. 3, 1984
4407154 Bowling ball weighing and balancing device Oct. 4, 1983
4336716 Wheel balancing device and method Jun. 29, 1982
4238961 Apparatus for use in balancing bus and truck wheels Dec. 16, 1980
4170903 Balancing apparatus for blade sets for a cutter Oct. 16, 1979
4009612 Wheel balancer Mar. 1, 1977
3995498 Wheel mounting assembly for tire balancing machine Dec. 7, 1976
3991620 Apparatus for determining imbalance of tires and the like Nov. 16, 1976

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