US PATENT SUBCLASS 187 / 362
.~.~.~ And shaped to cut into cooperating structure

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

Internet Version by PATENTEC © 1999      Terms of Use


187 /   HD   ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE

351  DF  HAVING SPECIFIC MEANS CONTACTING OR ON LOAD SUPPORT FOR STOPPING OR SLOWING THEREOF {4}
359  DF  .~ Includes movable contact component on support for engaging shaft structure {4}
361  DF  .~.~ Actuated by change in suspension or counterweight cable tension {4}
362.~.~.~ And shaped to cut into cooperating structure

DEFINITION

Classification: 187/362

And shaped to cut into cooperating structure:

(under subclass 361) Retaining, halting, or retarding means wherein the relatively movable engaging part has a sharp edge configured in such a manner as to sever or deeply pierce into fixed structure located along or forming a portion of the shaft* to retain, halt, or retard the load-underlying support surface.