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Canadair Dynavert (Canadian: 3 )

Canadair CX-84 Dynavert

(SDA&SM Archives Photo)(Source Harold A Skaarup web page
Canadair CL-84-1/CX-84/CX-131 Dynavert.

The Canadair CL-84 Dynavert, designated by the Canadian Forces as the CX-131, was a V/STOL turbine tiltwing monoplane designed and manufactured by Canadair between 1964 and 1972. Only four of these experimental aircraft were built with three entering flight testing. Two of the CL-84s crashed due to mechanical failures, but there were no fatalities in either of the accidents. Despite the fact that the CL-84 was successful in the experimental and operational trials carried out between 1972 and 1974, none of the prospective customers placed any orders for the type.

The Dynavert vertical take-off and landing (VTOL) aircraft was designed in the mid-1960s with its first roll-out in late 1964. The Dynavert incorporated a unique tilt-wing and was intended to be developed for use as a troop transport, ground support, reconnaissance, and search and rescue. It was able to take off and hover like a helicopter, or operate in conventional level flight at 350 mph. The Dynavert was powered by a pair of Lycoming LTC1K-4C turboprops.

The prototype CL-84 (Serial CF-VTO-X) crashed in 1967; CX-8401 crashed in 1973. There are two survivors: CA&SM, Ottawa, Ontario (Serial No. CX-8402). WCAM (Serial No. CX-8403), Winnipeg, Manitoba. Harold Skaarup web page

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CASPIR Aircraft Groups:
RCAF On Strength (3)
last update: 2021-10-14 20:31:42

Dynavert CX‑8401

s/n
 CX-8401
m/d
 CL‑84‑1
c/n
 2
First hover flight 19 February 1970, at Cartierville, Quebec, by company pilot W. Langford. Modified at Canadair in winter of 1970 - 1971. Joint Canadair / CAF testing in 1971 included external stores dropping and gun firing at Nicolet range, Quebec. Demonstrated in Washington, DC early 1972. Operated from USS Guam on 17 February 1972 by Canadair pilot and USN co-pilot. "Buzzed" the ship, including roll, at end of trials. Used to train flight crew from CAF, USN and Royal Aircraft Establishment, October 1972 to January 1973. Used in tripartite avionics test program at USN Naval Air Test Center, Patuxent River, Maryland, USA, starting 12 July 1973. Lost after port propeller gearbox failure in flight. USN and USMC pilots ejected, with minor injuries. 2022-03-28
RCAF Aircraft Record Card
   1968-February Order Placed ordered by RCAF 2019-08-20
   1969-July-15 Taken on Strength 2022-02-07
   1973-December-06 Struck off Strength 2022-02-07
📙 JA Griffin (2005:Smith, Castle): 2005 121

Dynavert CX‑8402

s/n
 CX-8402
m/d
 CL‑84‑1
c/n
 3
First flight 15 September 1972, at Cartierville, Quebec, by Doug Atkins and C. Harcourt. Used for joint Canadian and British trials with avionics displays. USN joined program in September 1972. Delivered to Naval Air Test Center 7 December 1972. Made first IFR transition by a tilt wing aircraft, with RAF pilot under hood and CAF safety pilot, during this program. Testing continued until May 1974 (at least). Included night trials, and carrier operations from USS Guadalcanal. Flown about 44 hours by RAF, about 40 hours by USN, and about 35 hours by Canadian pilots (CAF, Canadair, and CAE?) during this program. Returned to Cartierville 11 June 1974. Delivered to National Aviation Museum, Ottawa, 1984, in pieces. Was donated by Canadair. Reassembled, restored at AirTech in Peterborough, and on static display from November 1994. 2022-03-28
RCAF Aircraft Record Card
   1968-February Order Placed ordered by RCAF 2019-08-20
   1969-October-06 Taken on Strength 2022-02-07
   1975-March-21 Struck off Strength 2022-02-07
📙 JA Griffin (2005:Smith, Castle): 2005 121

Dynavert CX‑8403

s/n
 CX-8403
m/d
 CL‑84‑1
Completed, maintained to latest modification status as a spare aircraft, never flown. Now displayed at Western Canada Aviation Museum, Winnipeg, Manitoba. 2022-03-28
   1968-February Order Placed ordered by RCAF 2019-08-20
📙 JA Griffin (2005:Smith, Castle): 2005 121

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