Patent Number: 6,254,366

Title: Replaceable seal having a friction fit

Abstract: A replaceable seal for a rotor in a rotary fluid machine has a unitary body with integrally formed longitudinal and radial seal portions secured by a friction fit in grooves in the rotor. The longitudinal seal portion includes an outwardly biased seal lip, and an elongated body portion fitting within the groove in the rotor. The elongated body portion has a pair of anchor elements connected by a flat arm element. The radial seal portion has an outwardly biased seal lip, and a retainer post securing the seal in a cavity in the rotor.

Inventors: Walton; Frank A. (Fort Worth, TX), Grout; Edward (Cool, CA), Williams; James E. (Richardson, TX)

Assignee: Dosmatic USA, Inc.

International Classification: F01C 19/00 (20060101); F01C 19/10 (20060101); F04C 2/00 (20060101); F04C 2/12 (20060101); F01C 019/06 (); F01C 019/08 ()

Expiration Date: 07/03/2018