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

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

Internet Version by PATENTEC © 1999      Terms of Use


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).