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US 2014/0360020 A1Published application
Springs and Methods of Forming Same
AssigneeSaint-Gobain Performance Plastics Corporation
InventorsHamid Reza Ghalambor, Karthik Vaideeswaran
Life of this patent
Estimating the term…
Abstract
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.
Claims20
A method of forming a seal, the method comprising:
- providing a ribbon of sheet metal;
- laser cutting a plurality of spring elements distributed longitudinally along the ribbon to form a spring work piece;
- and
- folding the spring work piece to form a spring.
1 more element
A method of forming a seal, the method comprising:
- dispensing a ribbon of sheet metal having a thickness of not greater than 8 mils;
- forming with a fiber laser device a plurality of spring elements distributed along a length of the ribbon and extending latitudinally across the ribbon;
- cutting the laser cut ribbon with the laser device to form a spring work piece;
- and
- folding the spring work piece along a longitudinal length of the ribbon.
2 more elements
A method of forming a seal, the method comprising:
- dispensing a tube;
- laser cutting the tube to form a spring work piece;
- and
- inserting the spring work piece into a jacket to form the seal.
1 more element
Dependencies are inferred from the claim text.