Title: Seal assembly

Abstract: A seal assembly disposed on a central longitudinal axis thereof which comprises a pair of annular rigid seal members and a pair of elastomeric retaining members. Each of the annular rigid seal members has a first seal surface, an annular groove and a second seal surface in sequence from the top.

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Inventors: Yoshihashi, Akira (Hirakata, JA)
Kato, Takeshi (Hirakata, JA)

Application Number: 671722
Filing Date: 1976-03-29
Publication_date: 1978-05-02
Assignee: Kabushiki Kaisha Komatsu Seisakusho (Tokyo, JA)
Primary Class(es): 277/399 277/382, 277/390, 277/910
Other Classes:
US Patent Ref:

2831713	Apr, 1958	Smith	277/92.
3147013	Sep, 1974	Tracy	277/96.
3227463	Jan, 1966	Wiese	277/96.
3540743	Nov, 1970	Ashton et al.	277/92.
3542377	Nov, 1970	Voitik	277/92.
3843140	Oct, 1974	Mayer et al.	277/96.

Other Refs:
Primary Examiner: Aegerter, Richard E.
Assistant Examiner: Footland, L. A.
Attorney: Armstrong, Nikaido, Marmelstein & Kubovcik