187 / | HD | ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE |
250 | DF | HAVING SPECIFIC LOAD SUPPORT DRIVE-MEANS OR ITS CONTROL {6} |
251 | DF | .~ Includes linking support cable (e.g., rope, chain) in drive-means {2} |
254 | DF | .~.~ And rotatably driven drum pulling thereon {6} |
261 | DF | .~.~.~ Cable accumulating-type drum {1} |
262 | .~.~.~.~ Having cable guiding pulley wheel spaced therefrom |