Spiral-wound PTFE gasket and methods of manufacture

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9701058
APP PUB NO 20170080631A1
SERIAL NO

15267431

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Abstract

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A method of manufacturing a spiral-wound PTFE gasket includes winding a laminated PTFE tape (300) around a shaft (305) that has an outer diameter that coincides with the gasket inner diameter to create a PTFE cylinder (315) having an outer diameter that coincides with the gasket outer diameter; sintering the PTFE cylinder (315); and removing a radial segment of the PTFE cylinder (315) to form the gasket (100), the radial segment having a thickness that coincides with the gasket thickness.

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Patent Owner(s)

Patent OwnerAddress
TEADIT N A INC10545 RED BLUFF RD PASADENA TX 77507

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Neto, Jose Antonio de Almeida Campos do Jordao, BR 2 5
Valle, Andre Carlos de Azevedo Rio de Janeiro, BR 1 4
Veiga, Jose Carlos Carvalho Rio de Janeiro, BR 7 31

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