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Mechanical locking mechanism and injector head employing the mechanism

  • US 20040162529A1
  • Filed: 02/20/2004
  • Published: 08/19/2004
  • Est. Priority Date: 04/26/1999
  • Status: Abandoned Application
First Claim
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1. A mechanical locking mechanism for stopping a movable shaft capable of reciprocation, comprising:

  • movable shaft drive means for converting rotary motion of a drive to motion of a prescribed direction in order to supply reciprocation to said movable shaft; and

    safety means for restraining rotation of a rotary shaft of said drive by a mechanical operation when said movable shaft moves beyond a predetermined position.

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