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Expired Canadian patentCanada

Lever control

CA 1103561 A · Owner: Eaton Corporation · Inventors: Houk, Richard D.; Jones, Marvin H.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A lever control for an engine transmission and the like having a transverse shaft secured in spaced frame plates and a face plate or cover traversing the outer edges of said spaced plates. A handle lever extends through the face plate and is connected to a control actuator plate rotatable on the shaft, and a detent operable from the handle lever is biased to normally engage selectively in a notched positioning gate mounted on one of said frame plates. An arcuate housing enclosing the gate and detent is mounted on the handle lever extending through the face plate. A preferred embodiment has a visual indicator showing the control positions which is illuminated to be visible day and night.

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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 23, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 23, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 26, 1979
GrantedJune 23, 1981
Term endedJune 23, 1998
Patent numberCA 1103561 A
Classification (IPC)G05G1/00 +2 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedMarch 26, 1979Patent grantedJune 23, 1981Term endedJune 23, 1998

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.