US PATENT SUBCLASS 74 / 670
.~.~ Alternate input connections single hand crank

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

Internet Version by PATENTEC © 1999      Terms of Use


74 /   HD   MACHINE ELEMENT OR MECHANISM

640  DF  GEARING {31}
665 R  DF  .~ Plural power paths to and/or from gearing {10}
670.~.~ Alternate input connections single hand crank

DEFINITION

Classification: 74/670

(under subclass 665) Gearing in which a separable operating crank may be applied at any one of a plurality of points to actuate the driven shaft directly or through gearing.

SEE OR SEARCH THIS CLASS, SUBCLASS:

625+, for alternate manual and power operators.