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Expired Canadian patentCanada

Floating wedge for use in conjunction with an indexable cutting tool

CA 1159639 A · Owner: General Electric Company · Inventors: Erkfritz, Donald S.

CIPO record

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

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Abstract From the Canadian patent

A floating wedge is described for facilitating the mounting of an indexable insert in a pocket of an indexable cutting tool. The floating wedge includes a main body member having opposed leading and trailing surfaces. The leading surface of the main body member and the trailing surfaces of the swivel plate member are disposed in abutting relationship and are provided with complementary configurations, thereby enabling the relative slidable movement between the members such that orientation of the leading surface of the swivel plate member relative to the trailing surface of the main body member may be adjusted. The adjustability between the members enables full and equal contact pressure to …

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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 January 3, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 3, 2001.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 9, 1981
GrantedJanuary 3, 1984
Term endedJanuary 3, 2001
Patent numberCA 1159639 A
Classification (IPC)B26D1/12

Timeline

Timeline From CIPO dates

1982198419861988199019921994199619982000Application filedJuly 9, 1981Patent grantedJan 3, 1984Term endedJan 3, 2001

Sources & verification

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