US PATENT SUBCLASS 74 / 574
.~.~ With vibration damping means


Current as of: June, 1999
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74 /   HD   MACHINE ELEMENT OR MECHANISM

*  DD  ELEMENTS {10}
572  DF  .~ Flywheels and rotors {2}
574.~.~ With vibration damping means


DEFINITION

Classification: 74/574

(under subclass 572) Structures having means capable of movement relative to the rotor or its rotary shaft for damping torsional vibrations and/or smoothing out oscillations or speed variations.

SEE OR SEARCH THIS CLASS, SUBCLASS:

589+, for counterbalanced pitmans and connecting rods.

594.5, for counterbalanced pedals for cranks.

603+, for counterbalanced cranks and wrist pins.

SEE OR SEARCH CLASS 73, Measuring and Testing,

514.12+, 514.14, 522, and 526 for dampening means peculiarly associated with a responsive mechanism.

188, Brakes,

266+, for a fluid-resistance brake or shock absorber of general utility.

310, Electrical Generator or Motor Structure,

93, for electromagnetic devices for damping the angular oscillations of a rotary shaft.

464, Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts,

51+, for a flexible coupling between a shaft and another member; and subclass 180 for shaft balancing or vibration damping involving modification of the shaft structure.