US Patent: 3,179,425 - Rotary Seal Employing a Flexible Sleeve


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US Patent: 3,179,425

Rotary Seal Employing a Flexible Sleeve

Patentee:

Raymond H. Andersen (exact or similar names) - Barrington, Cook County, IL

USPTO Classifications:

277/392, 277/397

Tool Categories:

industrial machines : industrial machine mechanisms : shaft seals

Assignees:

Gits Bros. Mfg. Co. - Chicago, Cook County, IL

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Sep. 27, 1961
Granted:	Apr. 20, 1965

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Gits Bros. Mfg. Co.

Description:

Claim:

A rotary seal assembly comprising a stationary sealing member having an annular axially facing sealing face, a rotary sealing member having a radial annular sealing face in sealing engagement with the face of said stationary member, a cylindrical sleeve formed of a resilient material of initially uniform diameter with one end secured to the rotary sealing member, and a holding ring for the other end of the sleeve with said other end turned outwardly and being under stress and extending in a reversed direction outwardly of the sleeve and secured to the holding ring.