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Aviation History
1947
1947 - 0571.PDF
APRIL 17TH, 1947 FLIGHT This general-arrangement drawing of the new Avro AthenaT.I. shows that the range of vision from the three-seater cabin should be exceptionally good. Dimensions are: Span 40ft, length 37ft ioin, height 12ft. 3m, track 11ft ioin. Mention may also be made of three interesting new Anson developments, all based on the Avro xix. The Anson T xx is classed as an Empire Navigational Trainer, the T.21 as a Home Navigational Trainer, and the T.22 as a Radio Trainer. The Lancaster A.S.R. Mks. 1 and 11 are adapted to carry the. airborne lifeboat, as shown in the accompanying photograph. Provisionally known as Tudor (Transport Command), two Tudor ins are now being furnished for V.V.I.P. transport. BLACKBURN '"THOUGH it may be considered as a development of the -*- Firebrand T.F.v, the new Blackburn S.28/43, or Cleaner than its predecessor, the Firebrand V, the Y.A.I, a G.A. drawingand three-quarter view of which are given above should have an excellent performance for a machine of its class. Showing how the inverted-gull wing of the Blackburn Y.A.I(S. 28/43) folds at two points. Note also the short under- -cairiage permitted by the wing formation of this interestingdeck-landing machine. Y.A.i, incorporates several novel features. De- signed for Naval dive-bombing and torpedo- dropping the Y.A.i has a Bristol Cent minis 59 engine installed in an "A" power plant. Methanol injection is provided. An inverted-gull wing has been adopted (this permits a short undercarriage and improves vision) and the folding arrangements are unusual in that two "breaks" are made, the inboard one at the root end of the centre-section and the second about midway between this point and the tip There are four high-lift flaps, with insH auxiliary Daps on the outboard pair. These operate 011 rollers mounted on the centre and outer wings. Dive- brakes are fitted on the upper and lower surfaces of the outer wings and, when retracted, lit- in recesses. The fuselage is built in two parts, joined at the bulkhead at the forward end of the rear part, which is of monocoque*construction. The forward part is a tubuUit structure, assembled on a fabri-
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