| Answer | Crossword Clue |
|---|---|
| tappet | a projection that transmits motion |
| tappets | TAPPET, a projection that transmits motion |
| linkwork | A kind of gearing that transmits motion by a series of links rather than by wheels or bands |
| driver | part that transmits force or motion |
| drivers | part that transmits force or motion |
| moviola | brand of projection device for a motion-picture film allowing one person to see the film through a viewer and control its motion and speed, used in film editing, preparing titles, etc. |
