Camera and temperature-controlling jacket

• US 3,141,987 A
• Filed: 06/01/1961
• Issued: 07/21/1964
• Est. Priority Date: 06/01/1961
• Status: Expired due to Term

• Current Assignee: Morris Altman
• Original Assignee: Morris Altman
• Inventors: Altman, Morris
• Application Number:
  US04/114,122
• Time in Patent Office: 1,146 Days
• US Class Current: 313/17
• CPC Class Codes: H04N 23/51 Housings

Claims

1. A COMBINATION TELEVISION CAMERA AND TEMPERATURE CONTROLLING JACKET COMPRISING, A TELEVISION CAMERA INCLUDING A PICKUP TUBE, DEFLECTION COILS SURROUNDING THE NECK OF SAID PICKUP TUBE, A CASE ENCLOSING SAID TELEVISION CAMERA, SAID CASE BEING CUT AWAY TO EXPOSE SAID PICKUP TUBE IN THE REGION OF SAID DEFLECTION COILS, A HEAT CONDUCTING METALLIC BLOCK IN INTIMATE CONTACT WITH SAID DEFLECTION COILS, A DOUBLE WALL U-SHAPED JACKET HAVING INNER AND OUTER WALLS, SAID OUTER WALL BEING PROVIDED WITH FINS ON ITS EXTERIOR SURFACE, SAID INNER WALL BEING CONSTRUCTED TO FORM A CLOSE FIT WITH THREE OF FOUR OUTER SURFACES OF SAID METALLIC BLOCK, A HEAT INSULATING PAD INTERPOSED BETWEEN THE FOURTH OUTER SURFACE OF SAID METALLIC BLOCK AND THE REMAINDER OF THE CAMERA CASE, A PLURALITY OF METALLIC BLOCKS MECHANICALLY CONNECTING THE INNER AND OUTER WALLS OF SAID U-SHAPED JACKET, SAID BLOCKS BEING JOINED TO BOTH WALLS BY JUNCTIONS HAVING LOW THERMAL BUT HIGH ELECTRICAL RESISTANCE, SAID BLOCKS CONSISTING OF A MATERIAL CAPABLE OF GENERATING A TEMPERATURE DIFFERENCE BY THE PELTIER EFFECT, AND MEANS FOR APPLYING AN ELECTRICAL CURRENT TO SAID BLOCKS TO LOWER THE TEMPERATURE OF SAID METALLIC BLOCK.