trippet

A cam or projection in a mechanism designed to strike another part at regular intervals.

A hard ball used in the game of trip.

In machinery, any projecting part designed to strike some other part at regular intervals, as a cam, lifter, toe, wiper, or foot.

A quarter of a pound.

A cam, wiper, or projecting piece which strikes another piece repeatedly.

A cam, wiper, or projecting piece which strikes another piece repeatedly.