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Expired Canadian patentCanada

Weighing module

CA 1211481 A · Owner: Load Tech Incorporated · Inventors: Nielsen, Mark S.

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 weighing module for use in motor truck scales and the like has two first supports for two main levers. Each main lever is pivotally mounted at one end on a first support. Two chairs apply loads to the main levers through pivots adjacent their one ends. A transfer lever is pivotally mounted at one end on a second support. The other ends of the main levers apply loads to the transfer lever adjacent the second support. The other end of the transfer lever is supported by a load cell. The lever system reduces the load sensed at the load cell, so that a relatively low capacity load cell can be employed. In a whole truck scale a number of, identical weighing modules are included to support 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 September 16, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 16, 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.
FiledJune 19, 1985
GrantedSeptember 16, 1986
Term endedSeptember 16, 2003
Patent numberCA 1211481 A
Classification (IPC)G01G7/00 +2 more

Timeline

Timeline From CIPO dates

198619881990199219941996199820002002Application filedJune 19, 1985Patent grantedSep 16, 1986Term endedSep 16, 2003

Sources & verification

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