Patent ID: 6019014
Filing Date: 2000-02-01
Classification: F16C,Y10T

Abstract:
An elongate cylindrical sleeve assembly removably engagable with a plate via a hole in the plate of known dimensions, the hole being connected to an edge of the plate by a slot having a width which is less than the largest of the dimensions of the hole, the sleeve assembly comprising:a sleeve having a generally centrally disposed peripheral circumferential groove constituting a neck region which is slidable along the slot from the edge of the plate to the hole;regions on both sides of the neck region having dimensions exceeding the largest of the dimensions of the hole, such that the sleeve can be disengaged from the hole only by sliding the neck region along the slot, with the sleeve moving laterally in the plane of the plate;at least one peripheral longitudinal channel extending from the neck region to one end of the sleeve anda plunger disposed in the at least one longitudinal channel which is movable axially of the sleeve, and occupies a space in the neck region between the sleeve and the hole when the sleeve is engaged with the plate, the sleeve being fixed in and prevented from sliding along the slot in the plate when the plunger occupies said space;the sleeve being removable from engagement with the plate by axially withdrawing the plunger from said space and sliding the neck region in the slot of the plate.