Valve-gear
noun
1.
(in a reciprocating engine) the mechanism for opening and closing the valves at certain points in each stroke.
noun
1.
a mechanism that operates the valves of a reciprocating engine, usually involving the use of cams, pushrods, rocker arms, etc
Read Also:
- Valve-in-head engine
[valv-in-hed] /ˈvælv ɪnˈhɛd/ noun 1. I-head engine. valve-in-head engine noun 1. the US name for overhead-valve engine
- Valvelet
noun 1. a small valve; valvule.
- Valve-lifter
noun, Automotive, Machinery. 1. (in an internal-combustion engine) a tappet that opens a valve when actuated by a camshaft.
- Valve spring
noun 1. a helical spring used to hold closed a valve in the cylinder head of an internal-combustion engine 2. any spring that closes a valve after it has been opened mechanically or by flow pressure
- Valve-stem
noun 1. stem1 (def 14).