Arrangement for sliding the load carrier of a long trailer to and fro
CA 1056775 A · Owner: Torneback, Goran · Inventors: Torneback, Goran
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mechanism for moving a slidable load carrier to and fro along a trailer includes a hydraulic doubleacting servomotor having a piston rod which selectively engages with one or other of two sets of oppositely directed lugs, in the form of ratchet teeth carried, by a channel member fixed to the underside of the load carrier. The hydraulic servomotor is pivotally mounted on the trailer and the sets of ratchet teeth engaged are selected, for movement in either a forward direction or backward direction, by adjusting the angle of inclination of the hydraulic servomotor in a vertical plane which is controlled by a pneumatic servomotor coupled through a horizontally extending operating rod. The …
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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 June 19, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 19, 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.