Mechanical split seal

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6550779
SERIAL NO

09992968

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A split seal component including a seal face comprising two seal face segments rigidly mounted in two holder halves and methods of assembly and installation. The seal face segments may each have a nose that is held snugly by each holder half and is supported axially. Aligning pins received in aligning holes of the holder halves may be used to align the face segments. A fixture may be used to axially align the seal segments. A split o-ring and inner axial wall may be included that position the seal face concentrically with a shaft. Each holder half may have an integral band that clamps and also positions the face segments concentrically with the shaft. The walls of the holder halves may be stress-relieved proximate the junctions of the holder halves. A kit is provided for a rotary seal component with a rigidly mounted seal face. Another seal component includes a seal face comprising two seal face segments resiliently mounted in two holder halves. Each seal face segment has a ridge that abuts against a split o-ring positioned in a recess in an outer wall of each holder half. An inner axial wall maintains the axial alignment of the seal face segments and, in conjunction with the split o-ring, retains the seal face and a biasing device in the holder half.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
NORTHEAST EQUIPMENT INCFALL RIVER MA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bjornson, Carl C Tiverton, RI 17 254

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