Shaft seal with lubrication device

Details Shaft seal with lubrication device Shaft seal with lubrication device

2006-02-14

2006-02-14

Fenstermacher, David (Department: 3682)

Lubrication

Lubricators

Cylinder lubricators

C184S105300, C188S322170, C384S469000

Reexamination Certificate

active

06997285

ABSTRACT:
A shaft seal assembly for use with a reciprocating or rotating shaft includes a shaft seal, a lubricant-storing ring, and a retainer. The retainer and ring can be formed as a subassembly and then combined with a shaft seal. The assembly provides a lubricated shaft and seal that improves the effective life of the shaft seal.

REFERENCES:
patent: 4493490 (1985-01-01), Ohma
patent: 5906047 (1999-05-01), Miller et al.
patent: 5913548 (1999-06-01), Keck
patent: 6004039 (1999-12-01), Yabe et al.
patent: 6035969 (2000-03-01), Pyle
patent: 6328292 (2001-12-01), Jarstad
patent: 2003/0011134 (2003-01-01), Frauhammer et al.

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