return valve वाक्य

An accumulator is placed close to the pump with a non-return valve preventing flow back to the pump.
The loosened plasma coating flakes blocked the return valves of the servos, causing the aircraft to abruptly lose its maneuverability.
Air in the upper part of the brake cylinders is also exhausted from the train pipe, through a non-return valve.
The exhaled gases are exhausted directly to the environment as waste through a non-return valve on the second stage housing.
A non-return valve ensures that no catalyst can flow backwards into the air or propellant plumbing, with an explosive result.

It is common practice to lock sites using pneumatic non-return valves during the loading or transferring of chemicals or hazardous waste.
This caused the oxygen to flow not into Churchill, but out past the incompetent non-return valve and through the lighted cigar.
On inhalation, the diver only breathes from the outer counterlung return flow from the inner bellows is blocked by a non-return valve.
An investigation found that a non-return valve in the fuel system had been installed backwards, causing two of the engines to be starved of fuel.
Plasma coating on the pistons of the power flying control system had flaked off and blocked the return valve, causing the aircraft to lose its maneuverability.