Patent ID: 6378872
Filing Date: 2002-04-30
Classification: F16J

Abstract:
In an annular groove having substantially axial and opposed radial surfaces carried by one of a pair of reciprocally movable members, a pin attached to the one of the pair of reciprocally movable members and extending into the annular groove and a sidewall of the other of the pair of reciprocally movable members, a seal assembly to be received in the annular groove for sealing engagement with the sidewall for minimizing fluid leakage between the members, the seal assembly comprising:an annular body to direct against the annular groove, the annular body having a notch, an end gap severing the annular body, an annular recess and a bearing surface; and a ring carried by the annular recess, the ring having an end gap severing the ring and a bearing surface that cooperates with the bearing surface of the annular body to define a contact surface to engage the sidewall; the pin to extend into and through the notch and the end gap of the ring for retarding rotation of and between the annular body and the ring, and for retarding the annular body and the ring from rotating relative to the annular groove.