CPC B64C27/16

CPC B64C27/16 is a category in the Cooperative Patent Classification (CPC) system for Drive of rotors by means, e.g. propellers, mounted on rotor blades.

Nearby category tree:

• CPC B64C27/00 Rotorcraft; Rotors peculiar thereto (alighting gear B64C25/00)
  • CPC B64C27/04 Helicopters
    • CPC B64C27/12 Rotor drives
      • CPC B64C2027/125 Rotor drive including toroidal transmissions, e.g. of the CVT type
      • CPC B64C27/14 Direct drive between power plant and rotor hub
      • CPC B64C27/16 Drive of rotors by means, e.g. propellers, mounted on rotor blades
        • CPC B64C27/18 the means being jet-reaction apparatus

References

This wiki has 19 patents in category "CPC B64C27/16".

Patents in category CPC B64C27/16

• Patent US-1865-48182
• Patent US-1886-352610
• Patent US-1891-449463
• Patent US-1892-472763
• Patent US-1893-499712
• Patent DE-1918-333470 (Filing date: 1918-06-23)
• Patent US-1910-955089 (Inventors: Wilhelm MEHLHOSE, Filing date: 1908-04-29)
• Patent US-1917-1229243 (Inventors: Steven EBERHARDT, Filing date: 1912-01-12)
• Patent FR-1912-450466 (English title: Helicopter, actually constituted of multiple airplanes, Inventors: Armand-Jean-Auguste Deperdussin, Filing date: 1912-01-20)
• Patent US-1913-1056668 (Inventors: Henry A HAPPICH, Jr., Filing date: 1912-08-23)
• Patent FR-1914-466674 (Inventors: Emile-Auguste DUCHENE, Filing date: 1913-12-27)
• Patent CH-1914-95181 (English title: Helicopter with one single lift propeller, Inventors: Société Anonyme des Établissements Nieuport, Filing date: 1914-03-09, Applicant firm: Société Anonyme des Établissements Nieuport)
• Patent FR-1915-477552 (English title: Improvement to aircraft of the helicopter type, Inventors: Maxime PHILIPPON, Filing date: 1915-02-06)
• Patent GB-1915-16791 (English title: Aerial defence against aircraft attack, Inventors: Isaac Francis Taylor • Samuel Pick, Filing date: 1915-11-29)
• Patent GB-1915-17850 (English title: Improvements in or relating to Flying Machines, Inventors: Pietro Carcano, Filing date: 1915-12-21)
• Patent FR-1916-487438 (Inventors: Alphonse Binet, Filing date: 1916-04-12)
• Patent GB-1916-281735 (English title: Improvements relating to aerial navigation, Inventors: Louis Brennan, Filing date: 1916-05-19)
• Patent US-1917-1237340 (English title: Aeroplane-propeller, Inventors: Edgar Hutchinson, Filing date: 1917-02-13)
• Patent US-1917-1274886 (English title: Airship-propeller, Inventors: August Jacobson, Filing date: 1917-09-05)

Enclosing categories	CPC B64C27/12
Subcategories	CPC B64C27/18
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