Backpack for breathing tanks
CA 1051397 A · Owner: U.S. Divers Company · Inventors: Gadberry, Donald L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Apparatus for carrying a tank of compressed breathing gas on the back of a user having a main back plate molded portion with handle openings and webs therein, and slits for receiving shoulder straps. The shoulder straps are looped through the back plate slits and webs in a continuous manner to form a combination shoulder, chest and waist strap interconnected, by means of two quick release fittings. The quick release fittings comprise an upper and lower buckle fitting an upper and lower buckle fitting the upper buckle fitting has, four transverse members and the lower buckle fitting is fundamentally a rectangular loop with two transverse members. The breathing gas tank is secured to the …
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 March 27, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 27, 1996.
- 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.