Patent ID: 7605962
Filing Date: 2009-10-20
Classification: H04N,H05K

Abstract:
1. A clamping arrangement for a microdisplay, comprising: a clamping spring, having a sheet of resilient material with an interconnected plurality of alternating first and second tabs disposed around the periphery thereof, the first tabs being angled upwardly and having mounting slots therein, the second tabs being angled downwardly; whereby force applied to said first tabs provides a consistent controlled clamping force at said second tabs; a digital micromirror device assembly, secured by a plurality of first shoulder bolts having apertures extending along axes of the bolts; an optical housing having a plurality of bosses supporting the digital micromirror device assembly with threaded apertures therein; and second shoulder bolts disposed through the slots of the clamping spring and the apertures of at least a portion of the first shoulder bolts and engaging the threaded apertures of at least a portion of the bosses.