US PATENT SUBCLASS 238 / 262
.~.~ Nut and bolt lock


Current as of: June, 1999
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238 /   HD   RAILWAYS: SURFACE TRACK

151  DF  RAIL JOINTS {28}
243  DF  .~ Splice bars {18}
262.~.~ Nut and bolt lock


DEFINITION

Classification: 238/262

Nut and bolt locks for rail-joints not otherwise classified in which a substantial modification of a rail-joint member forms a part of the nut or bolt lock.

SEE OR SEARCH CLASS

411, Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener,

81+, for a threaded fastener (i.e., a bolt or nut) and means for restricting the rotation thereof relative to a coacting substructure (e.g., the substructure may be the splice bar of a rail joint).