US PATENT SUBCLASS 187 / 351
HAVING SPECIFIC MEANS CONTACTING OR ON LOAD SUPPORT FOR STOPPING OR SLOWING THEREOF

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

351HAVING SPECIFIC MEANS CONTACTING OR ON LOAD SUPPORT FOR STOPPING OR SLOWING THEREOF {4}
352  DF  .~> Includes gear on support mating with stationary rack {1}
354  DF  .~> Means actuated by access barrier movement {1}
356  DF  .~> Stationarily mounted and having disparate movable contact component {2}
359  DF  .~> Includes movable contact component on support for engaging shaft structure {4}

DEFINITION

Classification: 187/351

HAVING SPECIFIC MEANS CONTACTING OR ON LOAD SUPPORT FOR STOPPING OR SLOWING THEREOF:

(under the class definition) Subject matter having particular means (e.g., pawl, brake shoe) which either (1) is located along or cooperates with the shaft* and directly engages the load-underlying support surface or (2) is carried by the load-underlying support surface and engages structure located

along or cooperating with the shaft* for (a) retaining the support surface at a particular location (e.g., catch) or (b) halting or retarding the travel of the support surface (e.g., brake).