tappet

American  

[tap-it] / ˈtæp ɪt /

noun

Machinery.

1. a sliding rod, intermittently struck by a cam, for moving another part, as a valve.

---

tappet British  

/ ˈtæpɪt /

noun

1. a mechanical part that reciprocates to receive or transmit intermittent motion, esp the part of an internal-combustion engine that transmits motion from the camshaft to the push rods or valves

---

Etymology

Origin of tappet

First recorded in 1735–45; tap ¹ + -et

Example Sentences

See Examples For:

tappet

Running at right angles to this tappet, and close to it, either under or above, are the lock bars, or stud bars.

From How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use by Archibald Williams

At the same time, the tappet, 3, by moving the arm, s, downward, opens the steam-valve, e, and the exhaust-valve, c.

From A History of the Growth of the Steam-Engine by Robert H. Thurston

Tommy was hanging up his battery on account of a loose tappet.

From The Blue Goose by Frank Lewis Nason

The healds are drawn down by means of a series of levers adjoining one another, and worked by means of a rocking bar driven from the tappet shaft.

From Scientific American Supplement, No. 647, May 26, 1888 by Various

Exhausts opened and closed by spring on tappet.

From Jane's All the World's Aircraft 1913 by Various