(under subclass 572) Structures having either (1) means forming a part of the rotor, or (2) means operating with the rotor, or (3) both to balance the same.
SEE OR SEARCH CLASS
16, Miscellaneous Hardware,
403, and 404, for other weights with or without their supporting means.
29, Metal Working,
6.01, and 888.08, for process and apparatus for balancing crankshafts. 73, Measuring and Testing,
66+, for balance testing machines having fly-wheels with adjustable masses.
116, Signals and Indicators,
330, and 333 for balancing means on indicators or pointers.
310, Electrical Generator or Motor Structure,
51, for electrical generators or motors having means for suppression of vibration or noise.
384, Bearings,
199+, for shafts balancing means with bearing.
418, Rotary Expansible Chamber Devices,
151, for weight balanced rotating working members.
451, Abrading,
343, for a grindstone with a balancing means. 464, Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts,
127, for a flexible coupling with balancing means; and subclass 180, for shafts balancing involving modification of the shafts structure.
