Definitions
from The Century Dictionary.
- noun A flat plate forming part of the seat of a valve, usually the contact portion, so that it can be renewed on wear or leakage without discarding or re-finishing the entire casting.
- noun A plate fitting over the end of the casing of a cylindrical valve, serving to guide the valve and close the opening.
- noun A plate covering an opening into a valve-chest. Usually called a bonnet.
Etymologies
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Examples
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The motor being a single acting one, a single valve-plate suffices.
Scientific American Supplement, No. 421, January 26, 1884 Various
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