Polymeric sealing/spring strip and extrusion method of producing

Details Polymeric sealing/spring strip and extrusion method of producing Polymeric sealing/spring strip and extrusion method of producing

1995-07-26

1996-06-25

Kannan, Philip C.

Movable or removable closures

Closure seal; e.g., striker gasket or weatherstrip

With distinct biasing means

494751, 494841, 494891, 494951, E06B 7215

Patent

active

055288634

ABSTRACT:
A polymeric sealing/spring strip and method of producing same. The polymeric sealing/spring strip of the present invention has several various embodiments which are based upon the incorporation of silicone rubber, Some of the embodiments are based on the formation of a resilient silicone rubber surface to provide a sealing/spring contact with an opposing surface. Other embodiments of the invention incorporate the silicone rubber in such way as to utilize its resilient properties to produce a sealing/spring strip which has improved mechanical resilience properties.
The method of the present invention allows the production of a sealing/spring strip in accordance with the present invention by using extrusion techniques.

REFERENCES:
patent: 3535824 (1970-10-01), Kessler
patent: 4442156 (1984-04-01), Yamaguchi

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