Hinge for closure elements

• US 3,358,320 A
• Filed: 09/11/1964
• Issued: 12/19/1967
• Est. Priority Date: 09/11/1964
• Status: Expired due to Term

• Current Assignee: AVM Acquisition Company
• Original Assignee: Henry Cotton Joseph, Ralph Shaw Leslie
• Inventors: RALPH SHAW LESLIE, HENRY COTTON JOSEPH
• Application Number:
  US04/395,658
• Time in Patent Office: 1,194 Days
• US Class Current: 16/290
• CPC Class Codes: E05D 11/1064 with a coil spring perpendicular to the pivot axis
• CPC Class Codes: E05F 1/1261 for counterbalancing
• CPC Class Codes: E05Y 2201/638 Cams; Ramps
• CPC Class Codes: E05Y 2900/50 for vehicles

Claims

1. A HINGE COMPRISING AN ELONGATED BRACKET, SAID BRACKET BEING PROVIDED WITH A PLURALITY OF FIXEDLY SPACED PIVOT POINTS, AT LEAST ONE OF WHICH IS DISPOSED LATERALLY OF THE LONGER AXIS OF THE BRACKET;

A HINGE ARM MOUNTED ON SAID LATERALLY DISPOSED PIVOT POINT;

SAID HINGE ARM INCLUDING A CAM SURFACE, MOVABLE WITH SAID HINGE ARM TOWARD AND AWAY FROM THE OTHER PIVOT POINT;

A LONGITUDINALLY EXPANSIBLE GUIDE FIXED TO SAID LAST MENTIONED PIVOT POINT AND BEING MOVABLE ANGULARLY THEREABOUT;

A CAM FOLLOWER ON THE MOVABLE END OF SAID GUIDE IN CONSTANT ENGAGEMENT WITH THE CAM SURFACE OF SAID HINGE ARM THROUGHOUT THE FULL RANGE OF MOVEMENT OF THE LATTER, MEANS ON SAID BRACKET CONNECTED TO THE MOVABLE END OF SAID GUIDE FOR PERMITTING ANGULAR AND LONGITUDINAL MOVEMENT OF SAID FOLLOWER RELATIVE TO SAID LAST MENTIONED PIVOT POINT TOWARD AND AWAY FROM SAID LATERALLY DISPOSED PIVOT POINT ALONG A PATH INTERSECTING THE ARCUATE PATH OF MOVEMENT OF THE SAID HINGE ARM ABOUT SAID LATERALLY DISPOSED PIVOT POINT;

AND MEANS CONSTANTLY BIASING SAID GUIDE FOR LONGITUDINAL EXPANSION WHEREBY SAID FOLLOWERS EXERTS A CONTINUOUS BIASING FORCE AGAINST THE CAM SURFACE ON SAID HINGE ARM.