Wet ash remover
CA 1198339 A · Owner: Deutsche Babcock Werke Aktiengesellschaft · Inventors: Buchmuller, Horst; Michelbrink, Bernhard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wet ash remover which comprises a conveyor and a hydraulic transmission means with a controllable variable speed output. Increase of ash load on the conveyor increases pressure of working fluid in the hydraulic transmission means, which is monitored and caused to act on a setting drive to vary the transmission output speed. An electric motor operates the hydraulic transmission means which consists of a pump and a motor. The housing for the pump can be varied in eccentricity with respect to its rotor for altering rate of flow of fluid in the pump, and thus through the motor and therefore to, change the output speed of the transmission means.
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 December 24, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 24, 2002.
- 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.