187 / | HD | ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE |
351 | DF | HAVING SPECIFIC MEANS CONTACTING OR ON LOAD SUPPORT FOR STOPPING OR SLOWING THEREOF {4} |
359 | DF | .~ Includes movable contact component on support for engaging shaft structure {4} |
361 | DF | .~.~ Actuated by change in suspension or counterweight cable tension {4} |
362 | .~.~.~ And shaped to cut into cooperating structure |