GB2037688B - Helicopter airspeed indicating system - Google Patents

Helicopter airspeed indicating system

Info

Publication number: GB2037688B
Authority: GB; United Kingdom
Prior art keywords: indicating system; helicopter airspeed; airspeed indicating; helicopter; indicating
Prior art date: 1978-12-01
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

GB7940000A

Other versions

GB2037688A (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.)

Westland Group PLC

Original Assignee

Westland Aircraft Ltd

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.)

1978-12-01

Filing date

1979-11-20

Publication date

1983-01-06

1979-11-20 Application filed by Westland Aircraft Ltd filed Critical Westland Aircraft Ltd

1979-11-20 Priority to GB7940000A priority Critical patent/GB2037688B/en

1980-07-16 Publication of GB2037688A publication Critical patent/GB2037688A/en

1983-01-06 Application granted granted Critical

1983-01-06 Publication of GB2037688B publication Critical patent/GB2037688B/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft

Landscapes

Engineering & Computer Science (AREA)
Aviation & Aerospace Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Navigation (AREA)

GB7940000A 1978-12-01 1979-11-20 Helicopter airspeed indicating system Expired GB2037688B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB7940000A GB2037688B (en)	1978-12-01	1979-11-20	Helicopter airspeed indicating system

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB7846895		1978-12-01
GB7940000A GB2037688B (en)	1978-12-01	1979-11-20	Helicopter airspeed indicating system

Publications (2)

Publication Number	Publication Date
GB2037688A GB2037688A (en)	1980-07-16
GB2037688B true GB2037688B (en)	1983-01-06

Family

ID=26269825

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7940000A Expired GB2037688B (en)	1978-12-01	1979-11-20	Helicopter airspeed indicating system

Country Status (1)

Country	Link
GB (1)	GB2037688B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0094778A1 (en) *	1982-05-19	1983-11-23	WESTLAND plc	On board helicopter airspeed indicating apparatus
DE3561768D1 (en) *	1985-06-11	1988-04-07	Litef Gmbh	Method for determining low horizontal helicopter air speeds
EP0248097B1 (en) *	1986-06-02	1991-02-20	LITEF GmbH	Method of determining a helicopter's own horizontal speed in the higher speed ranges
DE3761787D1 (en) *	1986-06-14	1990-04-05	Deutsche Forsch Luft Raumfahrt	SYSTEM FOR DETERMINING THE FLIGHT SPEED OF HELICOPTERS.
DE4140943C2 (en) *	1991-12-12	1996-04-11	Eurocopter Deutschland	Airspeed indicator
NO344081B1 (en)	2012-04-02	2019-09-02	FLIR Unmanned Aerial Systems AS	Procedure and device for navigating an aircraft
WO2013174559A1 (en) *	2012-05-25	2013-11-28	Prox Dynamics As	Method and device for estimating a wind field
DE102017111117A1 (en) *	2017-05-22	2018-11-22	Deutsches Zentrum für Luft- und Raumfahrt e.V.	Method for determining the airspeed of an aircraft

1979
- 1979-11-20 GB GB7940000A patent/GB2037688B/en not_active Expired

Also Published As

Publication number	Publication date
GB2037688A (en)	1980-07-16

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Legal Events

Date	Code	Title	Description
1984-08-01	PCNP	Patent ceased through non-payment of renewal fee