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SELF-LOCKING HEAT SHRINKABLE INSULATING SLEEVE

  • US 3,678,174 A
  • Filed: 01/15/1971
  • Issued: 07/18/1972
  • Est. Priority Date: 01/15/1971
  • Status: Expired due to Term
First Claim
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1. A sleeve formed of heat shrinkable material comprising:

  • a hollow heat shrinkable polymeric member having at least one open end and having an integral re-entrant portion projecting back into the interior of the sleeve at said open end at least a portion of said re-entrant portion being displaced from the inner surface of said hollow member.

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