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Sliding lock device

  • US 8,550,743 B2
  • Filed: 09/30/2005
  • Issued: 10/08/2013
  • Est. Priority Date: 09/30/2005
  • Status: Active Grant
First Claim
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1. A system for releasably attaching a removable device, the system comprising:

  • an elongate collar comprising a longitudinal bore having a longitudinal axis, wherein;

    a first end of the collar is configured to engage an opening in a housing of a medical device;

    the collar is configured to be slideable within the opening in the housing and along the longitudinal axis between a retracted position and an extended position with respect to the housing;

    the collar comprises at least one retaining tab extending in a direction substantially normal to the longitudinal axis of the collar and configured to contact a bumper of the housing when in the extended position to prohibit the collar from sliding out of the housing; and

    the collar is configured to receive and surround a portion of the removable device;

    a collar flange on a second end of the collar comprising a substantially planar first mating surface, wherein;

    the collar flange and the first mating surface are substantially normal to the longitudinal axis of the bore of the collar; and

    the collar flange forms at least one slot configured to accept a corresponding tab of the removable device; and

    a cover comprising a substantially planar second mating surface and a pair of sidewalls, each of the sidewalls comprising a portion that is substantially parallel to the second mating surface, wherein;

    the cover comprises a main opening comprising a locked opening portion of a smaller diameter than an unlocked opening portion;

    the unlocked opening portion is at least partially defined by an unlock edge configured to allow the tab of the removable device to pass through the unlocked opening portion and into the at least one slot of the collar flange;

    the locked opening portion is at least partially defined by a lock edge;

    the second mating surface is slideable in a plane over the first mating surface to lock the removable device within the collar and the locked opening portion when the lock edge of the cover slides over the tab of the removable device;

    the sidewalls form channels configured to attach the cover to the collar flange; and

    the collar and the cover are configured to slide together along the longitudinal axis with respect to the housing.

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