Safety harness or belt with fiber means to indicate shock loading
CA 2135242 A1 · Owner: Bell, Michael · Inventors: Bell, Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A harness or belt to be worn by a person connected to some elevated anchor point, e.g. a rope grab on a safety line to prevent the person from a fall. The device comprises at least one web or strap of a fabric which is subject to a shock load when the device has been used to arrest the fall of the person and plural shock load indicating strands or fibers located on the web or strap. The web or strap is a generally flat member having an exterior surface and is formed of plural interlaced strands of a first stretchable, yet strong material e.g. nylon or, polyester. The shock load indicating strands are of a contrasting color to the strands forming the strap or web and are visible from 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
- Filed November 7, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 7, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 7, 2016.
- 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.