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Method and apparatus for slitting and trimming pipe covering (US Patent 3,577,889, 1971)

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Herluf N. Eriksen received US Patent No. 3,577,889 on May 11, 1971, filed June 18, 1969.

The patent's abstract:

An apparatus for finishing tubular members, conveyor means for moving tubular members in spaced-apart relation along a predetermined path, and along said path a first cutting station including a first saw blade for cutting one wall of the tubular member for its entire length, a second cutting station including a second cutting blade for partially slitting the inner wall of said tubular member along a line diametrically opposed to said first cut to provide a hinge, and a trimming station including a pair of spaced cutting elements to trim opposite axial ends of the tubular members upon relative movement of the tubular member and cutting elements.

Author
Herluf N. Eriksen
Published by
US Patent Office
Series
US Patent No. 3,577,889
Date
May 11, 1971
Library no.
ACL Doc 23013 · asbestosclaims.law/library/23013
Rights
US government work, in the public domain.

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Where it was listed

  • Barry Castleman, Asbestos: Medical and Legal Aspects (5th edition, 2005)

Cited by Barry Castleman

In Asbestos: Medical and Legal Aspects (5th edition, 2005), which cites it in:

Cited on this site

Cite this document

Herluf N. Eriksen. “Method and apparatus for slitting and trimming pipe covering (US Patent 3,577,889, 1971).” May 11, 1971. US Patent No. 3,577,889. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23013. https://asbestosclaims.law/library/23013.

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