US PATENT SUBCLASS 251 / 246
.~.~.~.~.~ Spring abuts valve stem guide


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

Internet Version by PATENTEC © 1999      Terms of Use



251 /   HD   VALVES AND VALVE ACTUATION

213  DF  MECHANICAL MOVEMENT ACTUATOR {10}
231  DF  .~ Lever {5}
236  DF  .~.~ Biased {3}
242  DF  .~.~.~ Spring {2}
244  DF  .~.~.~.~ Co-axial with valve stem {2}
246.~.~.~.~.~ Spring abuts valve stem guide


DEFINITION

Classification: 251/246

(under subclass 244) Apparatus wherein the spring abuts the guide for the valve stem and thereby the valve head is pushed to its seat.