Conduit sealing connector
CA 1196357 A · Owner: Eaton Corporation · Inventors: Klein, Gary S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a conduit sealing connector that may be made from metal or a heat stable polymeric material that is adapted to secure at least two conduits together that also may be made from a metallic or heat stable polymeric material. The connector is provided with a sleeve having a chamber therewithin containing an expandable material which upon heating the connector after it is secured to the conduits is able to expand and engulf any electrical conductors and/or cables extending through the connector between the conduits and fill the chamber sufficiently to provide a barrier against the flow of vapor through the conduits.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted November 5, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 5, 2002.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.