US PATENT SUBCLASS 187 / 217
.~.~ With movable stop engaging vehicle wheel

Current as of: June, 1999
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187 /   HD   ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE

203  DF  STATIONARY LIFT FOR ROADWAY VEHICLE OR REQUIRED COMPONENT THEREOF {7}
216  DF  .~ Having specific vehicle support structure (e.g., trackways) {3}
217.~.~ With movable stop engaging vehicle wheel

DEFINITION

Classification: 187/217

With movable stop engaging vehicle wheel:

(under subclass 216) Vehicle-underlying support surface provided with structure (e.g., chock) shiftable from a position where it does not interfere with the movement of the vehicle wheel onto the support surface to a position where it contacts the wheel and prevents movement of the vehicle off of the support surface in one direction.