US PATENT SUBCLASS 74 / 75
.~.~ Crank, pitman, and lever

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

*  DD  MECHANICAL MOVEMENTS {15}
70  DF  .~ Rotary to alternating rotary {6}
75.~.~ Crank, pitman, and lever

DEFINITION

Classification: 74/75

(under subclass 70) Mechanisms, in which the motion is changed by means of a crank, pitman, and lever.