Operator control system
CA 1270796 C · Owner: Clark Equipment Company · Inventors: Schultz, Donald L.; Haddock, Louis A. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An operating control system for a lift truck controlled from a single multi-function operator hand control which is located and designed for improved operator comfort, convenience simplicity and to reduce operator, fatigue. The sole hand control for directional and speed control and the operation of all hydraulic functions of the truck related to the handling of loads is recessed in a compartment adjacent one side of the truck and supported from a control shaft which extends forwardly leftwardly and, downwardly and along which the control handle may be pushed or pulled linearly to control all such hydraulic truck functions. The grip handle is rotatable to control direction and speed of 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 26, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 26, 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.