GB255936A - Improvements relating to aircraft - Google Patents

Improvements relating to aircraft

Info

Publication number
GB255936A
GB255936A GB1107425A GB1107425A GB255936A GB 255936 A GB255936 A GB 255936A GB 1107425 A GB1107425 A GB 1107425A GB 1107425 A GB1107425 A GB 1107425A GB 255936 A GB255936 A GB 255936A
Authority
GB
United Kingdom
Prior art keywords
aircraft
improvements relating
blades
screw
pitcairn
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
GB1107425A
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
Priority to GB1107425A priority Critical patent/GB255936A/en
Publication of GB255936A publication Critical patent/GB255936A/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
    • B64C27/82—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/82—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
    • B64C2027/8245—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft using air jets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)

Abstract

255,936. Pitcairn, H. F. April 28, 1925. Screw propellers.-The blades 12 of a lifting screw for aircraft are hinged and are supported when at rest by cords 13, but during motion the moment of the lift on the blades is balanced bv that of the centrifugal force on the weights 14 at the tips.
GB1107425A 1925-04-28 1925-04-28 Improvements relating to aircraft Expired GB255936A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1107425A GB255936A (en) 1925-04-28 1925-04-28 Improvements relating to aircraft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1107425A GB255936A (en) 1925-04-28 1925-04-28 Improvements relating to aircraft

Publications (1)

Publication Number Publication Date
GB255936A true GB255936A (en) 1926-07-28

Family

ID=9979534

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1107425A Expired GB255936A (en) 1925-04-28 1925-04-28 Improvements relating to aircraft

Country Status (1)

Country Link
GB (1) GB255936A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575886A (en) * 1943-02-27 1951-11-20 Myers George Francis Helicopter antitorque mechanism
EP1843944A2 (en) * 2006-01-19 2007-10-17 Silverlit Toys Inc. Helicopter
US7662013B2 (en) 2006-01-19 2010-02-16 Silverlit Toys Manufactory Ltd. Helicopter with horizontal control
US7883392B2 (en) 2008-08-04 2011-02-08 Silverlit Toys Manufactory Ltd. Toy helicopter
US8002604B2 (en) 2006-01-19 2011-08-23 Silverlit Limited Remote controlled toy helicopter
US8052500B2 (en) 2008-11-25 2011-11-08 Silverlit Limited Helicopter with main and auxiliary rotors
US8308522B2 (en) 2006-01-19 2012-11-13 Silverlit Limited Flying toy
US8357023B2 (en) 2006-01-19 2013-01-22 Silverlit Limited Helicopter
ES2658763A1 (en) * 2016-09-12 2018-03-12 Fº JAVIER PORRAS VILA Helicopter with push scales (Machine-translation by Google Translate, not legally binding)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575886A (en) * 1943-02-27 1951-11-20 Myers George Francis Helicopter antitorque mechanism
EP1843944A2 (en) * 2006-01-19 2007-10-17 Silverlit Toys Inc. Helicopter
EP1843944A4 (en) * 2006-01-19 2008-07-09 Silverlit Toys Manufactory Ltd Helicopter
US7662013B2 (en) 2006-01-19 2010-02-16 Silverlit Toys Manufactory Ltd. Helicopter with horizontal control
US7815482B2 (en) 2006-01-19 2010-10-19 Silverlit Toys Manufactory, Ltd. Helicopter
US8002604B2 (en) 2006-01-19 2011-08-23 Silverlit Limited Remote controlled toy helicopter
US8308522B2 (en) 2006-01-19 2012-11-13 Silverlit Limited Flying toy
US8357023B2 (en) 2006-01-19 2013-01-22 Silverlit Limited Helicopter
US7883392B2 (en) 2008-08-04 2011-02-08 Silverlit Toys Manufactory Ltd. Toy helicopter
US8052500B2 (en) 2008-11-25 2011-11-08 Silverlit Limited Helicopter with main and auxiliary rotors
ES2658763A1 (en) * 2016-09-12 2018-03-12 Fº JAVIER PORRAS VILA Helicopter with push scales (Machine-translation by Google Translate, not legally binding)

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