Cinematographic apparatus

Claim 1

SELF-CONTAINED APPARATUS FOR VIEWING MOTION PICTURE FILM ON A TRANSLUCENT SCREEN, OF THE TYPE COMPRISING A LIGHT SOURCE, OPTICAL MEANS DEFINING AN OPTICAL AXIS EXTENDING FROM THE LIGHT SOURCE TO THE TRANSLUCENT SCREEN, AND MEANS FOR ADVANCING MOTION PICTURE FILM FROM A COIL THEREOF PAST THE OPTICAL AXIS, SAID APPARATUS BEING CHARACTERIZED BY THE FOLLOWING: (A) THE APPARATUS IS HOUSED IN A BOX WHICH COMPRISES (1) A BASE PORTION THAT IS DEEPER AT ITS FRONT THAN AT ITS REAR, (2) A LID PORTION HAVING A TOP WALL AND WHICH IS DEEPER AT ITS REAR THAN AT ITS FRONT, AND (3) HINGE MEANS CONNECTING THE LID AND BASE PORTIONS AT THEIR REAR TO PROVIDE FOR SWINGING MOTION OF THE LID PORTION BETWEEN A LOWERED POSITION IN WHICH THE BOX IS CLOSED AND A RAISED OPERATIVE POSITION IN WHICH THE FRONT OF THE LID PORTION IS SPACED ABOVE THE FRONT OF THE BASE PORTION; (B) THE SCREEN IS SECURED TO THE LID PORTION NEAR THE FRONT THEREOF WITH THE TOP OF THE SCREEN SPACED BELOW THE TOP WALL OF THE LID PORTION, SO THAT THE SCREEN SPANS THE SPACE BETWEEN THE BASE AND LID PORTIONS WHEN THE LID PORTION IS IN ITS RAISED POSITION; (C) A COIL OF FILM IS SUPPORTED IN THE LID PORTION, BETWEEN THE TOP OF THE SCREEN AND THE TOP WALL; (D) THE LIGHT SOURCE IS LOCATED BEHIND THE COIL AND IS SUPPORTED BY THE LID PORTION; (E) SAID MEANS FOR ADVANCING FILM FROM THE COIL PAST THE OPTICAL AXIS IS MOUNTED IN THE LID PORTION, BEHIND THE COIL; AND (F) SAID OPTICAL MEANS IS MOUNTED IN THE LID PORTION.