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Month in the Patent Office

Month in the Patent Office AIRCRAF T ENGINEERING August , 1932 A Selection of the More Important Aircraft and Engin e Specifications Published Recently 364,065 . Cooling Cylinders. Fedden. track s 8. The trolleys 10 run on the ground or frame members, either by cutting or by the in­ A. H. R. and Bristol Aeroplane Co., Ltd., Filton upo n rails 11 and the apparatus is moved by a sertio n of stops in the casting moulds, etc. House , Bristol. Sept. 30, 1930, No. 29337. tracto r 13. The airship is moored to a fitting 4, Th e Specification as open to inspection under [Class 7 (ii).] of usual construction, a t the apex of th e triangular Sect . 91 (3) (a) comprises also the description of frame . a one-piece transverse frame manufactured by Cooling-air is directed into a recessed cylinder casting , forging, or pressing. This subject- hea d 10 b y deflectors 18, 19 integral wit h th e head, 366,079 . Aircraft wing structures. matte r does not appear in the Specification as whic h also has cooling-ribs 20, 21 , 24, 25. De­ accepted . Messerschmitt , W., 118A, Haunstetterstrasse, tachabl e plates 26, 29 form two paths for the air, Augsburg , Germany. Aug. 25, 1930, No. 25289. viz.:—(a) under plate, 29, via ribs 20, sparking- plugs 28, and ribs 21, and (b) via T-ribs 24, 25 Conventio n date, Aug. 23, 1929. [Class 4.] int o well 35 and out through a semi-circular hole An aircraft structure comprises a single main 27 in the plate 26. spa r an d leading an d trailing member s substantially devoid of longitudinal strength bu t of considerable latera l rigidity detachably connected to the spar a t its flanges alone. As applied to a wing, front an d rear girders d, e. Fig. 1, ar e bolted to plates b attache d to flanges of spar a. A releasable con­ nectio n may be provided at f. Separate longi­ tudinall y extending strips g may be placed under eac h row of nuts or broad strips, Fig. 3 . 366,565 . Hulls. Dornier-Metallbauten Ges. an d Dornier, C, Friedrichshafen-on-Bodensee, Germany . Nov. 3, 1930, No. 33050. Convention date , Dec. 14, 1929. [Class 113 (ii).] Th e hull of a boat or float comprises a n integral 365,987 . Mooring Airships. Luftschiffbau or built-up framework a comprising longitudinal Zeppelin Ges. and Durr, L , 19, Zeppelinstrasse, an d transverse members between which spaces are bot h in Friedrichshafen-on-Bodensee, Germany. Aug . 19, 1931, No. 23323. Convention date, Aug. left for the insertion of independent, separable, 20, 1930. [Class 4.] rigid, metallic plates b. These plates may com­ pris e a cover riveted to a metal frame or may be Fo r mooring an airship and for towing it into an d out of a shed, a rigid triangular frame 1, 2, cas t in one piece with the transverse or diagonal 366,356 . Aeroplane wing structures. strengthenin g ribs. As show n in Fig 9, th e plates Dornie r Metallbauten Ges. and Dornier, C, ma y be spaced by the projecting rib of th e cruci­ Friedrichshafen , Lake Constance, Germany. April form frame q t o which the y are attached . Where 16, 1931, No. 11346. Convention date, May 23, a T-section frame is used the plates abut. The 1930. [Class 4.] plate s may be made of various sizes each of which Aeroplan e wings comprise at least three spars is multiple, as regards length or breadth, of a plat e of unit size. of which only an intermediate spar mounted approximatel y at the middle of the wing chord is externall y braced to the fuselage. The external bracin g may comprise a single strut acting as eithe r a tension or compression member or two flexible tension members may be attached above an d below the wing. The spars may be of the lattic e girder type, or of the box type. Fig. 3, wit h sheet-meta l walls, in which case th e front spar ma y be combined with the leading edge covering a s shown in Fig. 5. Intermediate spars u may be fitted between th e central an d leading and trailing edge spars an d all spar s are interconnected by ribs. 3 is mounted on trolleys 10 and stayed laterally Th e central spar in a three-spar wing takes the b y cables 5, 6, 9 t o trolleys 7 moving on parallel majorit y of the loads occurring in normal flight whilst front and rear spars take the stresses due t o diving. 367,043 . Aircraft engine cooling. Siddeley, J. D., Crackley Hall, Kenilworth, War­ wickshire. Nov. 18, 1930. No. 34682. [Class 4.] A concentric annual cowling is arranged in front of th e cylinders of an air-cooled radial engine and is adapte d to cause air to flow over th e crank case an d cylinde r barrels . The Figur e shows a ring 8 arranged wit h its front edge 10 imme­ diatel y behind th e spinner 7 of a n airscrew 6 366,564 . Hulls. Dornier-Metallbauten Ges. an d wit h its rear an d Dornier, C, Friedrichshafen-on-Bodensee, edge 11 immedi­ Germany . Nov. 3, 1930, No. 33049. Convention atel y in front of date , Dec. 14, 1929. [Class 113 (ii).] th e forwardbank of cylinder s of a n engine 2, there bein g an annula r ga p Hull s for boats or floats are framed with built- * These abstract s of complete specifications of Patent s recently betwee n the rear edge of the spinner and the front publishe d are speciall y compiled , by permission of H.M Stationery u p transverse frames th e part s of which are formed Office, from abridgments which are issued by the Office classified edge of the cowling ring. King 8 is similarly a s castings or forgings or are produced as die int o groups. Sets of group abridgments can be obtained from shape d t o a Townend ring with one of which it may stampings , the frame members having identical th e Patent Office, 25 , Southampton Buildings, London, W.C.2, b e associated, in which case th e latter may partially eithe r sheet b y sheet as issued, on payment of a subscription of corne r angles α β an d identical radii r a t their upper 5s.pe r grou p volume, o r in bound volumes a t 2s. each . Copies of overla p the ring 8. Owing to the larger diameter curves . This construction enables a number of th e full specifications can be obtained from the same address, of the Townend ring a substantial annular gap is pric e 1s. each. frames of different sizes to be produced from one left between the two rings through which the air Excep t where otherwise stated, the specification is unaccom­ set of dies, patterns, or moulds, smaller frames panie d by drawings if none is reproduced. passes t o cool th e cylinder heads and valve gear. bein g produced by shortening the side and ton http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Aircraft Engineering and Aerospace Technology Emerald Publishing

Month in the Patent Office

Aircraft Engineering and Aerospace Technology , Volume 4 (8): 1 – Aug 1, 1932
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Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
0002-2667
DOI
10.1108/eb029584
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Abstract

AIRCRAF T ENGINEERING August , 1932 A Selection of the More Important Aircraft and Engin e Specifications Published Recently 364,065 . Cooling Cylinders. Fedden. track s 8. The trolleys 10 run on the ground or frame members, either by cutting or by the in­ A. H. R. and Bristol Aeroplane Co., Ltd., Filton upo n rails 11 and the apparatus is moved by a sertio n of stops in the casting moulds, etc. House , Bristol. Sept. 30, 1930, No. 29337. tracto r 13. The airship is moored to a fitting 4, Th e Specification as open to inspection under [Class 7 (ii).] of usual construction, a t the apex of th e triangular Sect . 91 (3) (a) comprises also the description of frame . a one-piece transverse frame manufactured by Cooling-air is directed into a recessed cylinder casting , forging, or pressing. This subject- hea d 10 b y deflectors 18, 19 integral wit h th e head, 366,079 . Aircraft wing structures. matte r does not appear in the Specification as whic h also has cooling-ribs 20, 21 , 24, 25. De­ accepted . Messerschmitt , W., 118A, Haunstetterstrasse, tachabl e plates 26, 29 form two paths for the air, Augsburg , Germany. Aug. 25, 1930, No. 25289. viz.:—(a) under plate, 29, via ribs 20, sparking- plugs 28, and ribs 21, and (b) via T-ribs 24, 25 Conventio n date, Aug. 23, 1929. [Class 4.] int o well 35 and out through a semi-circular hole An aircraft structure comprises a single main 27 in the plate 26. spa r an d leading an d trailing member s substantially devoid of longitudinal strength bu t of considerable latera l rigidity detachably connected to the spar a t its flanges alone. As applied to a wing, front an d rear girders d, e. Fig. 1, ar e bolted to plates b attache d to flanges of spar a. A releasable con­ nectio n may be provided at f. Separate longi­ tudinall y extending strips g may be placed under eac h row of nuts or broad strips, Fig. 3 . 366,565 . Hulls. Dornier-Metallbauten Ges. an d Dornier, C, Friedrichshafen-on-Bodensee, Germany . Nov. 3, 1930, No. 33050. Convention date , Dec. 14, 1929. [Class 113 (ii).] Th e hull of a boat or float comprises a n integral 365,987 . Mooring Airships. Luftschiffbau or built-up framework a comprising longitudinal Zeppelin Ges. and Durr, L , 19, Zeppelinstrasse, an d transverse members between which spaces are bot h in Friedrichshafen-on-Bodensee, Germany. Aug . 19, 1931, No. 23323. Convention date, Aug. left for the insertion of independent, separable, 20, 1930. [Class 4.] rigid, metallic plates b. These plates may com­ pris e a cover riveted to a metal frame or may be Fo r mooring an airship and for towing it into an d out of a shed, a rigid triangular frame 1, 2, cas t in one piece with the transverse or diagonal 366,356 . Aeroplane wing structures. strengthenin g ribs. As show n in Fig 9, th e plates Dornie r Metallbauten Ges. and Dornier, C, ma y be spaced by the projecting rib of th e cruci­ Friedrichshafen , Lake Constance, Germany. April form frame q t o which the y are attached . Where 16, 1931, No. 11346. Convention date, May 23, a T-section frame is used the plates abut. The 1930. [Class 4.] plate s may be made of various sizes each of which Aeroplan e wings comprise at least three spars is multiple, as regards length or breadth, of a plat e of unit size. of which only an intermediate spar mounted approximatel y at the middle of the wing chord is externall y braced to the fuselage. The external bracin g may comprise a single strut acting as eithe r a tension or compression member or two flexible tension members may be attached above an d below the wing. The spars may be of the lattic e girder type, or of the box type. Fig. 3, wit h sheet-meta l walls, in which case th e front spar ma y be combined with the leading edge covering a s shown in Fig. 5. Intermediate spars u may be fitted between th e central an d leading and trailing edge spars an d all spar s are interconnected by ribs. 3 is mounted on trolleys 10 and stayed laterally Th e central spar in a three-spar wing takes the b y cables 5, 6, 9 t o trolleys 7 moving on parallel majorit y of the loads occurring in normal flight whilst front and rear spars take the stresses due t o diving. 367,043 . Aircraft engine cooling. Siddeley, J. D., Crackley Hall, Kenilworth, War­ wickshire. Nov. 18, 1930. No. 34682. [Class 4.] A concentric annual cowling is arranged in front of th e cylinders of an air-cooled radial engine and is adapte d to cause air to flow over th e crank case an d cylinde r barrels . The Figur e shows a ring 8 arranged wit h its front edge 10 imme­ diatel y behind th e spinner 7 of a n airscrew 6 366,564 . Hulls. Dornier-Metallbauten Ges. an d wit h its rear an d Dornier, C, Friedrichshafen-on-Bodensee, edge 11 immedi­ Germany . Nov. 3, 1930, No. 33049. Convention atel y in front of date , Dec. 14, 1929. [Class 113 (ii).] th e forwardbank of cylinder s of a n engine 2, there bein g an annula r ga p Hull s for boats or floats are framed with built- * These abstract s of complete specifications of Patent s recently betwee n the rear edge of the spinner and the front publishe d are speciall y compiled , by permission of H.M Stationery u p transverse frames th e part s of which are formed Office, from abridgments which are issued by the Office classified edge of the cowling ring. King 8 is similarly a s castings or forgings or are produced as die int o groups. Sets of group abridgments can be obtained from shape d t o a Townend ring with one of which it may stampings , the frame members having identical th e Patent Office, 25 , Southampton Buildings, London, W.C.2, b e associated, in which case th e latter may partially eithe r sheet b y sheet as issued, on payment of a subscription of corne r angles α β an d identical radii r a t their upper 5s.pe r grou p volume, o r in bound volumes a t 2s. each . Copies of overla p the ring 8. Owing to the larger diameter curves . This construction enables a number of th e full specifications can be obtained from the same address, of the Townend ring a substantial annular gap is pric e 1s. each. frames of different sizes to be produced from one left between the two rings through which the air Excep t where otherwise stated, the specification is unaccom­ set of dies, patterns, or moulds, smaller frames panie d by drawings if none is reproduced. passes t o cool th e cylinder heads and valve gear. bein g produced by shortening the side and ton

Journal

Aircraft Engineering and Aerospace Technology – Emerald Publishing

Published: Aug 1, 1932

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