черв'як і ролик
worm and sector steering device
cam and double roller
elevating worm
elevating worm-wheel
azimuth adjusting worm knob
azimuth worm throwout lever
winch worm bearing
winch worm brake drum
winch worm brake shoe
winch worm shaft
worm bearing adjustment
worm bearing thrust screw
worm brake cone
worm brake cup
worm release lever
worm reverse gear
worm shaft spacer tube
worm-wheel hub
double enveloping worm gear
double thread worm
undertype worm gear
Hindley worm
worm gear
worm one's way forward
worm's eye view
bearing roller
cam roller
mine-clearing roller (MCR)
roller assembly
roller beam
support roller
rocker arm roller