Conveyor trolley
CA 1286626 C · Owner: Kido, Yasuhide · Inventors: Sakagami, Tatsuya; Shishido, Tsuneo; Fukuhara, Kazuyoshi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A conveyor trolley with a pair of wheels rolling on a flat upper face of an upper end rail portion of a guide rail, one wheel acting as a drive wheel and attached to an output shaft of a speed-reducing unit mounted on a trolley body movably supported on the guide rail, and a motor for driving the output shaft via a speed-reducing mechanism in the speed-reducing unit, the trolley having a collector unit for supplying power to and cummunicating control signals with the motor, guide rollers for lateraly binding and positioning the upper rail portion and a lower rail portion of the guide rail, a wheel securing unit disposed between an annular concave portion defined in a boss of the drive wheel …
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 July 23, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 23, 2008.
- 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.