Spring supports
CA 1098501 A · Owner: Salter, Anthony J. · Inventors: Salter, Colin J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A spring support of the constant spring force type suitable for supporting pipes in installations where the pipes are liable to move laterally whilst in use, as for example in the case of pipes through which steam is conveyed, is arranged so that the pipe or other load which the support has to carry in use can be attached to a pivoted lever of the support at various positions at different distances from the pivot. The load is attached through load connecting means to a carrier which is variably positioned on the lever. By adjusting the position of the carrier the turning moment produced on the lever by any one of a range of loads can be arranged to be equal and opposite to the turning …
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 31, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 31, 1998.
- 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.