82336 ⎘
Trolleys or crabs, e.g. operating above runways; Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear with means for locating or sustaining the loads or trolleys in predetermined positions; Hay hoists
Sub-classes:Trolley assembly including a traveling control system
#2Slider for use with a crane
#3Method for lifting and conveying bale rubber and device for the same with grip safety mechanism
#4Hoist for low space crane