2646720

Information

• Patent Grant
• 2646720

• References
• Source

• Patent Number

  2,646,720

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1953
  71 years ago

• CPC

  • F24J2/5427 - with inclined primary axis
  • F21S11/00 - Non-electric lighting devices or systems using daylight
  • G02B5/08 - Mirrors
  • F24J2002/5462 - in the form of gearings or rack-and-pinion transmissions
  • F24J2002/5472 - for deriving one movement from another one
  • Y02E10/47 - Mountings or tracking

• US Classifications

  • 353 - Optics: image projectors
  • 126 - Stoves and furnaces
  • 248 - Supports
  • 359 - Optical: systems and elements