Self-lapping

Quick meaning: Self-lapping is an adjective meaning Of a valve, especially for brakes, maintaining the force of pressure selected by a control.

Meaning

Of a valve, especially for brakes, maintaining the force of pressure selected by a control.

Example Sentences

Thus, in the newer locomotives for the Great Northern line, the Woodward governors are adapted for air (not solenoid) control and continuous engine speed control through a self-lapping valve replaces the individual-speed steps, allowing operation in multiple with English Electric and Birmingham diesels.

[...] Mr. Grierson remarks that on the L.P.T.B. tube stock in general the electro-pneumatic brake is in use, but that the new 1938 stock is fitted with the self-lapping electro-pneumatic brake, which is under the control of an automatic mercury-operated retardation controller when normal service stops are being made.

Related Words

Related dictionary entries include self-oiling, continuous-braked, anti-lock, autocontrolled, piezoactuated, air-braked.

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