Manipulative device
CA 1267178 C · Owner: The British Petroleum Company P.L.C. · Inventors: Chinery, David
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A manipulative device capable of remote operation has a nozzle head having one or more nozzles adapted to eject a fluid stream having a component at right angles to the axis of the nozzle head. There is a flexible elongate hose for connecting the nozzle head to a source of remote operation, such as a joystick arrangement. Also valves capable of operation by tendons parallel to the flexible elongate hose enables spatial positioning of the nozzle head by remote differential operation of the tendons. The device may be used in various applications for example borehole mining paint, spraying etc.
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, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 27, 2007.
- 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.