US PATENT SUBCLASS 292 / 177
.~.~ Spring retracted

Current as of: June, 1999
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292 /   HD   CLOSURE FASTENERS

2  DF  BOLTS {15}
137  DF  .~ Sliding {9}
177.~.~ Spring retracted {5}
178  DF  .~.~.~> Friction catch
179  DF  .~.~.~> Sliding catch
180  DF  .~.~.~> Spring-arm catch
181  DF  .~.~.~> Swinging catch
182  DF  .~.~.~> Cam-operating means

DEFINITION

Classification: 292/177

(under subclass 137) Devices of the spring-retracted type.