US PATENT SUBCLASS 187 / 335
.~.~ With position lock therefor


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

313  DF  WITH BARRIER FOR REGULATING ACCESS TO LOAD SUPPORT {4}
334  DF  .~ Including slideably mounted barrier on load support {1}
335.~.~ With position lock therefor


DEFINITION

Classification: 187/335

With position lock therefor:

(under subclass 334) Subject matter provided with means having the sole function of restricting or preventing the movement of the path blocking means from a location where it either allows passage of the load or prevents passage of the load.