The gas key contains the return spring which is fixed between the front of the receiver and the collar at the front of the gas key.
32.
If the metering valve were left out, the vehicle would stop only with the front discs until return spring pressure on the rear shoes were overcome.
33.
In practice, a metering valve prevents hydraulic pressure from reaching the front calipers until pressure rises enough to overcome the return springs in the drum brakes.
34.
Needless to say I took it back again only to learn that a " return spring " on one rear disc system had broken off and disappeared.
35.
The Model B could be converted to fire the 7.62mm NATO round if the bolt group and return spring are replaced with that of the Model C.
36.
Two light return springs act as centrifugal force trips and as return springs to reset the discs when the fall load is released and the device is unlocked.
37.
Two light return springs act as centrifugal force trips and as return springs to reset the discs when the fall load is released and the device is unlocked.
38.
Once the bolt reaches the end of its travel, the return spring provides the force to chamber the next round from the magazine, and lock the bolt closed.
39.
Should the engine run too fast, the governor will reduce the current being applied to the motor, causing the return spring to pull back and close the throttle.
40.
When the trigger is pulled the slide is released and driven forward by the return spring, stripping a round from the magazine and feeding it into the chamber.
