Patent ID: 7494281

Claim:
A slide type guide mechanism comprising: a guide with a guide groove having a first guide side surface and a second guide side surface extending along straight lines parallel to each other; a slide having a sliding portion slidably engaged with the guide groove, the sliding portion having a first sliding side surface and a second sliding side surface facing to and extending along the first guide side surface and the second guide side surface, respectively, of the guide groove of the guide; and, a looseness preventing unit for preventing looseness from being generated between the guide groove and the sliding portion, the looseness preventing unit comprising: a threaded hole extending from an outer side surface of the guide toward the guide groove through the first guide side surface; a screw member threadedly engaged with the threaded hole and adapted to be rotated so as to move toward the guide groove to urge the slide in a direction from the first guide side surface toward the second guide side surface of the guide groove; and, a torque applying device having a spring for applying to the screw member a torque by which the screw member is rotated so as to move toward the guide groove.