US PATENT SUBCLASS 29 / 220
.~.~.~.~ Single jaw or valve engagement

Current as of: June, 1999
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29 /   HD   METAL WORKING

700  DF  MEANS TO ASSEMBLE OR DISASSEMBLE {55}
213.1  DF  .~ Valve applying or removing {4}
215  DF  .~.~ Engine valve spring compressor (only) {3}
219  DF  .~.~.~ Lever operated {2}
220.~.~.~.~ Single jaw or valve engagement

DEFINITION

Classification: 29/220

Single jaw or valve engagement:

(under subclass 219) Apparatus in which the compressor has a single engagement with the valve spring or valve, i.e., a single jaw engages the springs or the valve and has reaction against other parts of the motor block and not against the spring or valve.

SEE OR SEARCH THIS CLASS, SUBCLASS:

219, and 221, for a lever operated valve compressor having opposed jaws engaging spaced parts of a spring or a spring and valve.