CPC B64C27/12

CPC B64C27/12 is a category in the Cooperative Patent Classification (CPC) system for Hydropower from tidal streams or without dams, e.g. sea flood and ebb, river, stream.

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 69 patents in category "CPC B64C27/12".

Patents in category CPC B64C27/12

• Patent US-1856-14572
• Patent US-1868-81535
• Patent US-1872-134304
• Patent US-1883-271343
• Patent US-1884-307435
• Patent US-1889-415458
• Patent US-1890-428213
• Patent US-1895-550817
• Patent FR-1903-328669 (Inventors: Alfred Bellamy, Filing date: 1903-01-21)
• Patent US-1841-2107 (English title: Improvement in windmills, Inventors: William Zimmerman, Filing date: 1841-05-29)
• Patent US-1885-320548 (English title: Air-ship, Inventors: Joseph S. Foster, Filing date: 1884-09-15)
• Patent US-1891-479189 (English title: Brewers mashing-machine, Inventors: Charles Kaestner, Filing date: 1891-04-02)
• Patent US-1894-518300 (English title: Windmill, Inventors: Arey Van Winegarden, Filing date: 1893-06-13)
• Patent US-1911-997209 (Inventors: Francis H Richards, Filing date: 1901-01-05)
• Patent US-1902-696301 (English title: Method of transmitting power for performing useful work, Inventors: John Hall Barnard, Filing date: 1901-10-23)
• Patent US-1903-745953 (English title: Apparatus for transmitting power, Inventors: John Hall Barnard, Filing date: 1902-03-08)
• Patent FR-1902-320007 (English title: apparatus of aerial navigation, Inventors: Couston, Filing date: 1902-03-28)
• Patent FR-1902-320866 (English title: aviator, Inventors: Josef Seiberl, Filing date: 1902-05-03)
• Patent US-1902-715985 (English title: Wind motor, Inventors: Frederick Philip Godson, Filing date: 1902-05-14)
• Patent US-1903-738991 (English title: Gearing for rolling-mills, Inventors: Joseph Fawell, Filing date: 1903-03-18)
• Patent US-1904-766021 (English title: Flying machine, Inventors: Stephen Merrill Craig, Filing date: 1903-06-18)
• Patent FR-1903-333672 (English title: An aviation device with two combined propellers, Inventors: Félix Faure, Filing date: 1903-07-08)
• Patent FR-1903-335524 (English title: Aeroplane, Inventors: Amiel Bratschie, Supplementary to patent: Patent GB-1903-20169, Filing date: 1903-09-23)
• Patent FR-1904-343805 (English title: Process and apparatus for improving, bleaching or conditioning flour, wheat and other cereals, Inventors: William Turpin Mercier, Supplementary to patent: Patent GB-1903-07-02, Filing date: 1904-06-08)
• Patent US-1905-801321 (English title: Propeller for aerial vehicles, Inventors: John M. Jones, Filing date: 1904-06-30, Applicant firm: World's Aerial Transportation Company)
• Patent US-1905-789385 (Inventors: Arnold C RUDOLPH, Filing date: 1905-01-14)
• Patent US-1907-848055 (English title: Air-ship, Inventors: George G. Schwabek, Filing date: 1906-01-29)
• Patent FR-1906-363081 (English title: Helicopter, Inventors: Joseph Wetzel, Filing date: 1906-02-08)
• Patent FR-1906-367532 (English title: Helicopter, Inventors: Georges-Pierre-Joseph Brousseau, Filing date: 1906-06-15)
• Patent FR-1906-369683.6785 (English title: Helicopter, Inventors: Désiré Sival, Supplementary to patent: Patent FR-1906-369683, Filing date: 1906-10-18)
• Patent FR-1907-374005 (English title: Apparatus for lifting and supporting oneself in the air, Inventors: Vojslav Veceslavovic Placek, Filing date: 1906-12-17)
• Patent FR-1907-394126 (English title: Device for airplane, actually a helicopter, Inventors: Jules Collomb, Filing date: 1907-11-18)
• Patent FR-1908-386615 (English title: Helicopter, Inventors: Joseph Frossard, Filing date: 1908-01-28)
• Patent FR-1908-386920 (Inventors: Felix Monin, Filing date: 1908-02-05)
• Patent FR-1908-395320 (English title: Flying Apparatus, Inventors: Paul Frederik Degn, Supplementary to patent: Patent DE-1907-214228, Filing date: 1908-10-05)
• Patent FR-1909-396595 (Inventors: Felix Monin, Filing date: 1908-11-20)
• Patent US-1910-956648 (English title: Device for aerial navigation, Inventors: Henry C. Schanze, Sr., Filing date: 1908-11-25)
• Patent FR-1908-394126.10066 (English title: Airplane device, actually some sort of hybrid along the lines of a helicopter, Inventors: Jules Collomb, Supplementary to patent: Patent FR-1907-394126, Filing date: 1908-01-31)
• Patent FR-1909-402656 (Inventors: Heinrich Riedel, Filing date: 1909-05-03)
• Patent US-1911-982079 (English title: Water-wheel mechanism, Inventors: Thomas A. Macdonald, Filing date: 1909-08-13)
• Patent US-1910-966042 (English title: Rotary current motor, Inventors: Edgar A. McClung, Filing date: 1909-09-21)
• Patent GB-1909-22162 (English title: Aeromobile, Inventors: Charles Launcelot Garland, Supplementary to patent: Patent AU-1908-12779, Filing date: 1909-09-29)
• Patent US-1912-1035583 (Inventors: Charles Albert Hamilton, Filing date: 1910-01-06)
• Patent FR-1910-429307 (English title: Improvements in airplanes, actually a helicopter-hybrid, Inventors: Joseph Boisseau, Filing date: 1910-07-12)
• Patent US-1912-1036781 (Inventors: John G Bauer, Filing date: 1910-09-02)
• Patent US-1912-1024897 (English title: Gearing, Inventors: Anton I. Hovland, Filing date: 1910-11-12)
• Patent US-1919-1294361 (Inventors: Lewis Hallock Nash, Filing date: 1910-11-21)
• Patent US-1912-1019635 (Inventors: Frank Harlow, Filing date: 1910-12-01)
• Patent US-1911-1009915 (Inventors: Arthur MCLEAN, Filing date: 1911-01-06)
• Patent US-1912-1015656 (English title: Flying machine, Inventors: Albert Valentine, Filing date: 1911-04-13)
• Patent US-1911-1077519 (English title: Reversing mechanism, Inventors: Ferdinando Gatta, Filing date: 1911-09-13)
• Patent US-1913-1067722 (English title: Marine motor, Inventors: Ephraim W. Fairbanks, Filing date: 1912-05-13)
• Patent US-1913-1069906 (English title: Flying machine, Inventors: Henry J. Snook, Filing date: 1912-06-08)
• Patent US-1913-1068994 (English title: Mixer, Inventors: Charles Endorf, Jr, Filing date: 1912-06-24)
• Patent US-1913-1074288 (English title: Apparatus for Aerial Navigation, Inventors: Martin Pearson, Filing date: 1913-02-19)
• Patent US-1914-1091257 (English title: Boat-propelling mechanism, Inventors: John B. Trescott • Raymond C. Busch, Filing date: 1913-04-30)
• Patent US-1915-1161055 (Inventors: William C KROEGHER, Filing date: 1914-01-21)
• Patent GB-1914-5649 (English title: Helicopters, Filing date: 1914-03-05, Applicant firm: Société Anonyme des Établissements Nieuport)
• Patent FR-1915-475610 (English title: Helicopter with a single lift blade, Filing date: 1914-03-07, Applicant firm: Nieuport des ETS)
• Patent FR-1915-476168 (English title: Flying Machine, Inventors: Marius-Antoine Jacquet, Filing date: 1914-09-05)
• Patent GB-1915-445 (English title: An Improved Aerial Machine of the Heavier-than-Air Type, Inventors: Francis Vivian Lister, Filing date: 1915-01-11)
• Patent US-1916-1203899 (Inventors: Frederick Myers, Filing date: 1915-10-01)
• Patent FR-1916-491807 (English title: Flying machine with spiral cut propellers, Inventors: James Jesse Jackson, Filing date: 1916-04-19)
• Patent US-1918-1289331 (English title: Drive for washing machine, Inventors: Herman Weber, Filing date: 1916-08-28)
• Patent FR-1916-492890 (English title: Improvements to flying machines for mechanical flight and automatic gliding, Inventors: Thomas Osborne Perry, Filing date: 1916-12-11)
• Patent GB-1917-106092 (English title: Improvements in Aerial Machines of the Heavier than Air Type, Inventors: Albert John Fortescue, Supplementary to patent: Patent AU-1916-630, Filing date: 1917-04-20)
• Patent US-1918-1267527 (Inventors: Thomas L. Fawick, Filing date: 1917-05-03)
• Patent US-1918-1268336 (English title: Automobile cranking device, Inventors: Samuel P. Fairchild, Filing date: 1917-10-12)
• Patent US-1918-1345101 (English title: Aircraft, Inventors: Thomas Osborne Perry, Supplementary to patent: Patent US-1914-1272846, Filing date: 1918-07-11)

Enclosing categories	CPC B64C27/04
Subcategories	CPC B64C27/125, CPC B64C27/14, CPC B64C27/16
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