Springs and methods of forming same

摘要

A seal includes a polymeric jacket defining a seal surface and an inner cavity extending within the polymeric jacket along a length of the polymeric jacket. The seal further includes a spring extending within the inner cavity and including a plurality of laser cut spring elements. The seal can be disposed between a static component and a rotatable component.

主权项

1. A method of forming a seal, the method comprising: providing a ribbon of sheet material having a thickness of not greater than 10 mils; cutting with a fiber laser device a plurality of spring elements distributed
longitudinally along the ribbon to form a spring work piece, the fiber laser device comprises a fiber laser including an optical fiber active gain medium; and folding the spring work piece to form a spring.