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Expired Canadian patentCanada

Gib for machine tool

CA 1253328 A · Owner: Cross Company (The) · Inventors: Moehr, Robert L.

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 gib (10) for a machine tool is insertable into a space between a machine tool carriage (42) and the positive way face (40) of a set of machine tool ways (44,96) supporting the carriage (42) for rectilinear movement. The git (10) includes a body (12) having tapered ends (48) and a planar side surface (46) abutting the positive way face (40). The gib (12) further includes a fixed wedge (16) and a floating wedge (14), each of the wedges (14,16) having a crowned surface (50) in abutting relationship with one of the tapered ends (48) of the body (12), and having planar base surfaces (20,22) abutting a planar surface (38) of the carriage (42). An adjustment screw (28) traverses the body (12) …

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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 May 2, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 2, 2006.
  • 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 30, 1986
GrantedMay 2, 1989
Term endedMay 2, 2006
Patent numberCA 1253328 A
Classification (IPC)B23Q1/26 +2 more

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedJune 30, 1986Patent grantedMay 2, 1989Term endedMay 2, 2006

Sources & verification

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