Group control for elevators with double cabins
CA 1216084 A · Owner: Inventio Aktiengesellschaft · Inventors: Schroeder, Joris
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
INVENTOR: JORIS SCHR?DER, INVENTION: GROUP CONTROL FOR ELEVATORS WITH DOUBLE CABINS ABSTRACT OF THE INVENTION, With this group control the allocation of the individual cabins of double cabins of an elevator group to stored storey calls can be optimized with respect to time and, newly arriving storey calls can be immediately allocated. A computer containing a microprocessor is provided for each elevator and computes the service costs corresponding to the waiting times of passengers for each cabin of the related double cabin with reference to each storey. The service costs are reduced if calls of identical direction are present for a storey for which the computation is carried out and a …
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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 December 30, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 30, 2003.
- 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.