US PATENT SUBCLASS 416 / 144
WITH WEIGHT-BALANCING MEANS

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


416 /   HD   FLUID REACTION SURFACES (I.E., IMPELLERS)

144WITH WEIGHT-BALANCING MEANS {1}
145  DF  .~> Self-shifting or selectively adjustable mass

DEFINITION

Classification: 416/144

(under the class definition) Apparatus comprising a working member* and arranged, or formed, having means to prevent or preclude imbalance thereof due to uneven mass distribution.

SEE OR SEARCH THIS CLASS, SUBCLASS:

80, for a working member mounted for oscillatory motion and provided with a weight mass which acts as a pendulum, a counterbalance or an inertial mass.