SELF-LUBRICATING COMPOSITE FRICTION PART
First Claim
Patent Images
1. Self-lubricating composite friction part being able to be subjected in operation to temperatures at least equal to 250°
- C., comprising, along the friction surface, a single layer of a fabric formed by weft and warp strands of polytetrafluoroethylene, this fabric being impregnated with a heat-stable resin having a glass transition temperature at least equal to 250°
C.
2 Assignments
0 Petitions
Accused Products
Abstract
Disclosed is a self-lubricating composite friction part (1) that can be subjected, during operation, to temperatures that are at least equal to 250° C. The part includes, along the friction surface (2), a single layer of a material consisting of weft and warp yarns made of polytetrafluoroethylene, the material being impregnated with a thermostable resin having a glass transition temperature that is at least equal to 250° C. It is applied to a reinforcing layer (3).
-
Citations
20 Claims
-
1. Self-lubricating composite friction part being able to be subjected in operation to temperatures at least equal to 250°
- C., comprising, along the friction surface, a single layer of a fabric formed by weft and warp strands of polytetrafluoroethylene, this fabric being impregnated with a heat-stable resin having a glass transition temperature at least equal to 250°
C. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
- C., comprising, along the friction surface, a single layer of a fabric formed by weft and warp strands of polytetrafluoroethylene, this fabric being impregnated with a heat-stable resin having a glass transition temperature at least equal to 250°
Specification