US PATENT SUBCLASS 310 / 81
.~.~.~.~.~ Unbalanced weight (e.g., vibrators)

Current as of: June, 1999
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310 /   HD   ELECTRICAL GENERATOR OR MOTOR STRUCTURE

10  DF  DYNAMOELECTRIC {5}
40 R  DF  .~ Rotary {28}
66  DF  .~.~ With other elements {7}
75 R  DF  .~.~.~ Drive mechanism {9}
80  DF  .~.~.~.~ Motion conversion {4}
81.~.~.~.~.~ Unbalanced weight (e.g., vibrators)

DEFINITION

Classification: 310/81

(under subclass 80) Subject matter having an unbalanced weight.

(1) Note. The subclass relates, for example, to

dynamoelectric devices of the rotary type which have an unbalanced rotor and act to produce vibratory motion.

SEE OR SEARCH CLASS

601, Surgery: Kinesitherapy,

67+, for subject matter utilized for kinesitherapy.