Apparatus and method for manufacturing a rock bolt
CA 2518290 C · Owner: Dsi Underground Australia Pty Limited · Inventors: Henderson, Alan; Taylor, Albert; Rataj, Mieczyslaw Stanislaw
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for manufacturing a cable bolt from a cable (1) includes first and second clamps (2 3) adapted to releasably clamp the cable (1) with the cable (1) extending along the longitudinal axis (4) of the apparatus. A first cable displacement means (12) longitudinally displaces the first clamp (2) relative to the second clamp (3) along the longitudinal axis (4). A first clamp rotation means (14) rotates the first clamp (2) relative to the second clamp (3) about the longitudinal axis (4). The apparatus also has a second clamp displacement means (19) for simultaneously longitudinally displacing the first and second clamps (2 3) along the longitudinal axis (4).
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 September 7, 2005 and granted February 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 7, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.