Title: Screw seal

Abstract: An improved screw seal for providing a dynamic seal between a screw and a nut is disclosed. A carrier for the screw seal includes a chipper, wiper, and a sealing member. The wiper includes a wiper seal and a drain groove which cooperate to remove lubricants from the surface of the screw and direct them between the nut and screw.

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Inventors: Wysong, Paul V. (Sepulveda, CA, US)

Application Number: 700546
Filing Date: 1976-06-28
Publication_date: 1977-10-04
Assignee: Schrillo Company (Sepulveda, CA)
Primary Class(es): 277/354 74/89.4, 277/911
Other Classes:
US Patent Ref:

2757548	Aug, 1956	Smith et al.	74/459.
3116931	Jan, 1964	Edwards	277/165.
3304794	Feb, 1967	Bird	74/459.
3669460	Jun, 1972	Wysong	277/24.
3678776	Jul, 1972	Patterson	74/459.
3851541	Dec, 1974	Ploss et al.	74/459.

Other Refs:
Primary Examiner: Aegerter, Richard E.
Assistant Examiner: Footland, L.
Attorney: Blakely, Sokoloff, Taylor & Zafman