Scenery handling apparatus

• US 3,345,066 A
• Filed: 07/22/1964
• Issued: 10/03/1967
• Est. Priority Date: 07/22/1964
• Status: Expired due to Term

• Current Assignee: Izenour, George C.
• Original Assignee: Izenour, George C.
• Inventors: Izenour, George C.
• Application Number:
  US04/384,386
• Time in Patent Office: 1,168 Days
• US Class Current: 472/78
• CPC Class Codes: A63J 1/028 Means for moving hanging scenery

Claims

1. SCENERY HANDLING APPARATUS FOR OPERATING A PLURALITY OF LINES SECURED TO A UNIT OF SCENERY, WHERE SAID LINES EXTEND VERTICALLY FROM THE SCENERY UNIT AND LATERALLY TO THE HANDLING APPARATUS, SAID APPARAATUS INCLUDING A DISPLACEABLE UNIT HAVING A PULLEY, GUIDING MEANS FOR SAID LINES LOCATED ABOVE SAID PULLEY AND DISPOSED ALONG THE LINES BETWEEN ONE SIDE OF SAID PULLEY AND THE UNIT OF SCENERY, SUPPORTING AND INDIVIDUALLY ADJUSTABLE SECURING MEANS FOR THE PORTIONS OF SAID LINES EXTENDING FROM THE OPPOSITE SIDE OF SAID PULLEY, AND MEANS TO REVERSIBLY OPERATE SAID DISPLACEABLE UNIT FOR LIFTING AND LOWERING THE SECENERY UNIT ALTERNATELY, AND SUPPORTING AND SECURING MEANS INCLUDING A STATIONARY CLAMP INDIVIDUAL TO EACH OF SAID LINES FOR LOCKING ITS RELATED LINE IN ADJUSTMENT, AND MEANS, COOPERABLE WITH EACH OF SAID LINES AND OPERABLE EVEN WHILE EACH SAID LINE IS TENSIONED BY A SCENERY UNIT FOR ADJUSTING THE POINT ALONG THE LENGTH OF EACH LINE THAT IS ENGAGEABLE BY ITS RELATED CLAMP, THE ADJUSTING MEANS BEING OPERABLE ON ONE OF SAID LINES WHILE THE CLAMP RELATED TO THAT LINE IS RELEASED.