черв'ячне колесо підйомного механізму
elevating handwheel (elevating hand-wheel )
elevating worm
worm-wheel hub
elevating wheel
gun elevating wheel handle
all-wheel drive / all wheel drive
wheel lock pistol (wheellock / wheel-lock)
azimuth adjusting worm knob
azimuth worm throwout lever
winch worm bearing
winch worm brake drum
winch worm brake shoe
winch worm shaft
worm and roller
worm and sector steering device
worm bearing adjustment
worm bearing thrust screw
worm brake cone
worm brake cup
worm release lever
worm reverse gear
worm shaft spacer tube
double enveloping worm gear
double thread worm
undertype worm gear
Hindley worm
worm gear
worm one's way forward
worm's eye view
elevating mechanism / system
elevating and depressing lever
elevating and firing craddle