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Locking seal

  • US 4,802,700 A
  • Filed: 11/09/1987
  • Issued: 02/07/1989
  • Est. Priority Date: 11/09/1987
  • Status: Expired due to Term
First Claim
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1. A locking seal comprising:

  • a lock body, said lock body including a bore extending partially therethrough, a first radially outwardly extending channel formed in said bore at least a portion of the surface of said channel being frusto-conical and a second radially outwardly extending channel formed in said base and in communication with said first channel, said second channel including a cylindrical surface;

    a bolt for insertion within said base in said lock body, said bolt including a generally annular channel which may be selectively aligned with said first and second channels in said lock body in response to axial displacement of said rod within said lock body; and

    spring means received within said annular channel in said rod and one of said channels in said lock body, said spring means being split such as to be enlargeable and compressible in diameter from its no-load condition, said spring means being compressible into said annular channel in said rod in response to initial displacement of said rod in the direction out of said lock body and said spring means being compressible in response to further displacement of said rod in the direction out of said lock body such as to be received within said annular channel and said second channel in said lock body.

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