Electrically conducting filters and mirrors

• US 2,750,832 A
• Filed: 06/08/1951
• Issued: 06/19/1956
• Est. Priority Date: 06/08/1951
• Status: Expired due to Term

• Current Assignee: Willard L. Morgan
• Original Assignee: Willard L. Morgan
• Inventors: Morgan, Willard L.
• Application Number:
  US03/230,557
• Time in Patent Office: 1,838 Days
• US Class Current: 359/585
• CPC Class Codes: C03C 17/36 at least one coating being a metal
• CPC Class Codes: C03C 17/3615 Coatings of the type glass/metal/other inorganic layers, at least one layer being non-metallic
• CPC Class Codes: C03C 17/3618 Coatings of type glass/inorganic compound/other inorganic layers, at least one layer being metallic
• CPC Class Codes: C03C 17/3621 one layer at least containing a fluoride
• CPC Class Codes: C03C 17/3642 the multilayer coating containing a metal layer
• CPC Class Codes: C03C 17/3649 made of metals other than silver
• CPC Class Codes: C03C 17/3655 the multilayer coating containing at least one conducting layer
• CPC Class Codes: C03C 17/3663 specially adapted for use as mirrors
• CPC Class Codes: C03C 17/3671 specially adapted for use as electrodes
• CPC Class Codes: C03C 2217/78 Coatings specially designed to be durable, e.g. scratch-resistant
• CPC Class Codes: Y10T 428/24793 Comprising discontinuous or differential impregnation or bond
• CPC Class Codes: Y10T 428/265 1 mil or less

Claims

1. IN A PARTIALLY TRANSPARENT AND PARTIALLY REFLECTIVE ELECTRICALLY CONDUCTING UNIT, A TRANSPARENT SUPPORT BODY, A TRANSPARENT ELECTRICALLY CONDUCTING LAYER OF GOLD HAVING A THICKNESS OF NOT MORE THAN 150 ANGSTROM UNITS SECURED TO A SURFACE OF SAID SUPPORT BODY, AND ALTERNATELY ARRANGED SUBSTANTIALLY TRANSPARENT LAYERS OF TITANIUM DIOXIDE AND MAGNESIUM FLUORIDE APPLIED ONE UPON THE OTHER AND UPON SAID LAYER OF GOLD, SAID LAYERS OF TITANIUM DIOXIDE AND MAGNESIUM FLUORIDE COACTING TO REFLECT A PORTION OF