She cited a $375 frame with a broken spring mechanism that the manufacturer had told her could not be fixed.

Sessions' patent was challenged by others and reduced in litigation to the spring mechanism of his vestibule design.

He explained to the boy how to wind the spring mechanism.

Today, a shotgun is fired at a saucer-shaped target tossed into the air by a spring mechanism.

It is like bumping into a spring mechanism that suddenly unlatches and pushes you away strongly.

The two components may be separated with the spring mechanism in one blade and the damper in the other.

They were powered by spring mechanisms similar to those of clocks.

The tail surfaces have a span of 0.82m when deployed after the missile leaves the launch container by a spring mechanism.

The library lock was easy to pick, just a simple spring mechanism.

First, the on/off switch mechanically halts the spring mechanism from operating.