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Expired Canadian patentCanada

Caging system

CA 1318647 C · Owner: Allen, Terry S. · Inventors: Wolke, Patrick J.; Allen, Terry S.

CIPO record

Overview

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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 caging system is used in a magnetic platform which is mounted on a pointing system on a spacecraft. The magnetic platform supports a payload, and provides a frictionless support in all conditions. The caging system clamp the payload in a caged condition and provides a frictionless support in an uncaged condition. The caging system includes a plurality of caging actuators. Each caging actuator has an upper support structure which connects to a snubber member and, has a lower support structure which connects to a first ring and to a coaxial second ring for clamping the snubber member. A cylindrical cam member has a plurality of groove surfaces and the first and second rings respectively …

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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 1, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 1, 2010.
  • 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 4, 1989
GrantedJune 1, 1993
Term endedJune 1, 2010
Patent numberCA 1318647 C
Classification (IPC)B64G1/64

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedJuly 4, 1989Patent grantedJune 1, 1993Term endedJune 1, 2010

Sources & verification

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