US Patent: 3,239,232
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| Self-leveling Rotary Seal
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Patentee:
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| Raymond H. Andresen (exact or similar names) - Barrington, Cook County, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 20, 1963 |
| Granted: |
Mar. 08, 1966 |
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Joel Havens
"Vintage Machinery" entry for Gits Bros. Mfg. Co.
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Description: |
| Claim:
In a rotary shaft seal, a support ring having an inner periphery for tightly hugging the shaft and a fragmental spherical outer periphery struck from a short radius centered on the centerline of the support ring, a mating ring surrounding said support ring having an inner periphery mating with the outer periphery of the support ring in tiltable relation, a peripheral groove around the support ring, a seal ring in said groove engaging said mating ring, and tang and slot means on the support and mating rings for driving the mating ring from the support ring without transmitting tilting movements therebetween. |
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