GB2087981B - Propeller blade root structure - Google Patents

Propeller blade root structure

Info

Publication number: GB2087981B
Authority: GB; United Kingdom
Prior art keywords: blade root; propeller blade; root structure; propeller; root
Prior art date: 1980-11-24
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

GB8135116A

Other versions

GB2087981A (en

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.)

RTX Corp

Original Assignee

United Technologies Corp

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.)

1980-11-24

Filing date

1981-11-20

Publication date

1984-02-08

1981-11-20 Application filed by United Technologies Corp filed Critical United Technologies Corp

1982-06-03 Publication of GB2087981A publication Critical patent/GB2087981A/en

1984-02-08 Application granted granted Critical

1984-02-08 Publication of GB2087981B publication Critical patent/GB2087981B/en

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/16—Blades
- B64C11/20—Constructional features

Landscapes

Engineering & Computer Science (AREA)
Aviation & Aerospace Engineering (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Toys (AREA)

GB8135116A 1980-11-24 1981-11-20 Propeller blade root structure Expired GB2087981B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US20993980A	1980-11-24	1980-11-24

Publications (2)

Publication Number	Publication Date
GB2087981A GB2087981A (en)	1982-06-03
GB2087981B true GB2087981B (en)	1984-02-08

Family

ID=22780956

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8135116A Expired GB2087981B (en)	1980-11-24	1981-11-20	Propeller blade root structure

Country Status (6)

Country	Link
JP (1)	JPS57114795A (en)
BR (1)	BR8107571A (en)
CA (1)	CA1165299A (en)
DE (1)	DE3146048A1 (en)
FR (1)	FR2494663B1 (en)
GB (1)	GB2087981B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2279114A (en) *	1993-06-15	1994-12-21	Nuaire Ltd	Fan impeller blade
US5660527A (en) *	1995-10-05	1997-08-26	The Wind Turbine Company	Wind turbine rotor blade root end

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2623599A (en) *	1947-11-26	1952-12-30	United Aircraft Corp	Propeller blade stress distributing means
GB659344A (en) *	1948-05-04	1951-10-24	United Aircraft Corp	Improvements in or relating to hollow aircraft propeller blades
US3161238A (en) *	1962-07-05	1964-12-15	Howard P Key	Helicopter rotor blade
US4169749A (en) *	1977-09-21	1979-10-02	The United States Of America As Represented By The Secretary Of The Navy	Method of making a hollow airfoil

1981
- 1981-11-16 CA CA000390158A patent/CA1165299A/en not_active Expired
- 1981-11-20 DE DE19813146048 patent/DE3146048A1/en not_active Ceased
- 1981-11-20 GB GB8135116A patent/GB2087981B/en not_active Expired
- 1981-11-20 BR BR8107571A patent/BR8107571A/en not_active IP Right Cessation
- 1981-11-24 FR FR8121938A patent/FR2494663B1/en not_active Expired
- 1981-11-24 JP JP18904681A patent/JPS57114795A/en active Pending

Also Published As

Publication number	Publication date
FR2494663B1 (en)	1985-10-11
DE3146048A1 (en)	1982-08-19
FR2494663A1 (en)	1982-05-28
CA1165299A (en)	1984-04-10
GB2087981A (en)	1982-06-03
JPS57114795A (en)	1982-07-16
BR8107571A (en)	1982-08-17

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Legal Events

Date	Code	Title	Description
1995-07-19	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19941120