US PATENT SUBCLASS 192 / 70.22
.~.~.~ With means to move clutch-element axially and latch into engaged or disengaged position


Current as of: June, 1999
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192 /   HD   CLUTCHES AND POWER-STOP CONTROL

30 R  DF  CLUTCHES {15}
66.1  DF  .~ Axially engaging {5}
70.11  DF  .~.~ Interposed, mating clutch-elements {10}
70.22.~.~.~ With means to move clutch-element axially and latch into engaged or disengaged position


DEFINITION

Classification: 192/70.22

(under subclass 70.11) Device provided with means for moving a member along said axis and with means additional to the member-moving means, which additional means maintains the members in close contact with one another, or maintains the members apart from one another, until the members are released to permit movement thereof by member-moving means.

(1) Note. Some devices of subclasses 70.29 and 70.3 below include a toggle linkage to move a pressure plate or the clutch-elements axially. A toggle linkage comprises two pivotable links joined together by an intermediate pivot, and such linkage is inherently capable of latching itself if the intermediate pivot is moved "overcenter", i.e., past an imaginary line connecting the end pivots. Such structure will be proper for this subclass (70.22) only when the toggle linkage locks itself, i.e., is moved "overcenter".

SEE OR SEARCH THIS CLASS, SUBCLASS:

70.29, and 70.3, for a toggle-link actuator and see (1) Note above.

114+, for element-locking means, e.g., per se.