GB178447A - Improvements in helicopters - Google Patents

Improvements in helicopters

Info

Publication number
GB178447A
GB178447A GB10489/22A GB1048922A GB178447A GB 178447 A GB178447 A GB 178447A GB 10489/22 A GB10489/22 A GB 10489/22A GB 1048922 A GB1048922 A GB 1048922A GB 178447 A GB178447 A GB 178447A
Authority
GB
United Kingdom
Prior art keywords
wheels
gear
skids
carriage
carries
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB10489/22A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB178447A publication Critical patent/GB178447A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B64C27/14—Direct drive between power plant and rotor hub
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface 
    • B64C2025/325—Alighting gear characterised by elements which contact the ground or similar surface  specially adapted for helicopters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)

Abstract

178,447. Pateras Pescara, Raul, Marquis of. April 12, 1921, [Convention date]. Helicopters; cars; propelling; l a n d wheels and skids.- A helicopter has its car placed between upper and lower sixbladed propellers 10, 11, which are driven in opposite directions about the same axis through the bevel gear shown and a clutch 18, and is provided with a landing chassis 30 connected to the lower propeller hub by ball bearings and prevented from rotating therewith by connections to the gear casing. The car has a frame 19 rigid with the envelope; it contains the control gear, seats &c., and carries a radiator 22 in front. The landing-carriage 30 is connected to a tube passing through the propeller hub and connected to the gear casing by a bar passing between the gear wheels. The carriage 30 carries two wheels 26, and terminates in two tail skids 30<a>, the wheels and skids being enclosed in casings 31.
GB10489/22A 1921-04-12 1922-04-12 Improvements in helicopters Expired GB178447A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES178447X 1921-04-12

Publications (1)

Publication Number Publication Date
GB178447A true GB178447A (en) 1923-07-12

Family

ID=8244647

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10489/22A Expired GB178447A (en) 1921-04-12 1922-04-12 Improvements in helicopters

Country Status (1)

Country Link
GB (1) GB178447A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0380610A1 (en) * 1988-05-23 1990-08-08 Univ Minnesota Bioreactor device.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0380610A1 (en) * 1988-05-23 1990-08-08 Univ Minnesota Bioreactor device.
EP0380610B1 (en) * 1988-05-23 1995-03-29 Regents Of The University Of Minnesota Bioreactor device

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