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Couzinet 10

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329: 37: 268:. The Couzinet 11 is sometimes called the Couzinet 27, using the design study number as the type number, but the Couzinet 20 series were much smaller aircraft. The new engine installation raised the empty weight by 700 kg (1,500 lb) and slightly increased speed, ceiling and useful load. The Type 11 crashed at 256:
The Couzinet 10 was flown for the first time on 7 May 1928 by Maurice Drouhin. Further flights demonstrated well-coordinated controls and the ability to maintain altitude with the outer engine speeds reduced to 500 rpm and the central one at 1,500 rpm, compared with a maximum 1,900 rpm. The ability
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and behind it there was a windowed cabin with access through a starboard-side door. This contained two berths forward and, towards the back, tables for radio-operator and navigator, with a toilet further aft. The fin was integral with the body, rising slowly from it (a characteristic feature of
210:. Seven wing fuel tanks held a total of 6,200 L (1,400 imp gal; 1,600 US gal). The thickness of the wing at its root allowed crew to reach the engines in flight via a corridor 700 mm (27.6 in) high. 272:
on 8 August 1928 following intense aileron flutter at speed, killing both Drouhin and engineer André Lanet. A second airframe, intended to have three Hispano 12Lb engines, was barely started when it was destroyed with the first
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Behind the central engine the fuselage had a largely circular section, built up from frames with a maximum diameter of 2.4 m (7 ft 10 in) linked by
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to fly safely on one central engine provided, Couzinet thought, safety if an outer engine failed. By July 1928 it had been converted into the
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The Couzinet 10 was the first of his designs to be built, though it was the result of his design study number 27. It led to the smaller
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The one-piece wing of the Couzinet 10 was 900 mm (35.4 in) thick at the root, a thickness to
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route. Only one was completed, though other, similar aircraft of different sizes and powers followed.
794: 508: 475: 166: 154: 787: 782: 310: 262: 815: 747: 177: 402: 188: 204: 695: 200: 119: 78: 162: 108:('Rainbow') was built as a first example of the three-engined, aerodynamically refined, 123: 809: 651: 633: 250: 173: 586: 566: 545: 17: 767: 269: 246: 226: 196: 416: 777: 772: 762: 757: 752: 742: 737: 732: 727: 722: 717: 274: 158: 147: 143: 139: 135: 265: 122:
thought offered the safest long range passenger transport, for example on the
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ratio of 18%, and thinned continuously out to the tip. In plan each wing was
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Arc-en-Ciel 2, three Hispano 12Lb, burned uncompleted in hangar fire.
282: 231: 60: 664: 409:, 130 kW (180 hp) each nominal, 170 kW (230 hp) 230:
Couzinet's designs) and carrying a pointed, curved, deep and narrow
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Arc-en-Ciel 1bis, Couzinet 10 with a 450 kW (600 hp)
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The Arc-en-Ciel was powered by three 170 kW (230 hp)
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6,200 L (1,400 imp gal; 1,600 US gal)
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Couzinet 10 3-view drawing from NACA Aircraft Circular No.77
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that followed the V8's cylinder heads and cooled with
419:, 2.60 m (8 ft 6 in) diameter wooden 446:3,000 km (1,900 mi, 1,600 nmi) 680: 161:, though long tips produced an approximately 8: 587:"Les vols de Drouhin sur le "René Couzinet"" 277:in the hangar fire at the workshops of the 242:with a curved cut-out for rudder movement. 238:, mounted near mid-fuselage, had a tapered 176:. It was entirely wooden, built around two 687: 673: 665: 581: 579: 561: 559: 539: 537: 535: 533: 531: 529: 434:230 km/h (140 mph, 120 kn) 261:with a central 450 kW (600 hp) 440:180 km/h (110 mph, 97 kn) 245:The Couzinet 10 had fixed, conventional 172:filled most of the straight part of the 606: 604: 602: 600: 502: 500: 498: 496: 469: 467: 465: 461: 26: 7: 567:"Le "René Couzinet" est terminé ..." 377:92.75 m (998.4 sq ft) 303:Arc-en-Ciel 1, first Couzinet built. 234:. The Arc-en-Ciel's triangular plan 371:3.90 m (12 ft 10 in) 359:15.45 m (50 ft 8 in) 25: 652:"Peitites Nouvelles ...de France" 634:"Maurice Drouhin et André Lanet" 365:27 m (88 ft 7 in) 35: 611:Bruno Parmentier (4 May 2002). 285:, France, on 17 February 1930. 452:6,000 m (20,000 ft) 389:9,000 kg (19,842 lb) 1: 544:Serryer, J. (29 March 1928). 383:3,900 kg (8,598 lb) 658:(453): 15. 20 February 1930. 613:"Caouzinet 10 ,Arc en Ciel'" 324:Specifications (Couzinet 10) 217:and ply-covered into a semi- 70:Société des Avions Couzinet 821:1920s French civil aircraft 546:"Le monoplan René Couzinet" 842: 640:(374): 12. 17 August 1928. 703: 279:Société d'Aviation Letord 221:structure. The enclosed 47:Long range civil aircraft 34: 29: 572:(353): 2. 29 March 1922. 344:General characteristics 106:Couzinet 10 Arc-en-Ciel 593:(361): 1. 17 May 1928. 333: 142:series and the larger 130:Design and development 339:Les Ailes, March 1928 331: 191:water-cooled upright 18:Couzinet Arc en Ciel 165:form. Long, narrow- 334: 225:was over the wing 826:Couzinet aircraft 803: 802: 403:Hispano-Suiza 8Ac 189:Hispano-Suiza 8Ac 102: 101: 16:(Redirected from 833: 689: 682: 675: 666: 660: 659: 648: 642: 641: 630: 624: 623: 621: 619: 608: 595: 594: 583: 574: 573: 563: 554: 553: 541: 524: 523: 521: 519: 513: 504: 491: 490: 488: 486: 480: 471: 450:Service ceiling: 427: 346: 95: 57: 49:Type of aircraft 39: 27: 21: 841: 840: 836: 835: 834: 832: 831: 830: 806: 805: 804: 799: 795:Air Couzinet 10 699: 693: 663: 650: 649: 645: 632: 631: 627: 617: 615: 610: 609: 598: 585: 584: 577: 565: 564: 557: 543: 542: 527: 517: 515: 514:. pp. 8–13 511: 506: 505: 494: 484: 482: 478: 473: 472: 463: 459: 423: 342: 326: 313:central engine. 291: 132: 93: 56:National origin 55: 50: 23: 22: 15: 12: 11: 5: 839: 837: 829: 828: 823: 818: 808: 807: 801: 800: 798: 797: 791: 790: 785: 780: 775: 770: 765: 760: 755: 750: 745: 740: 735: 730: 725: 720: 715: 710: 704: 701: 700: 694: 692: 691: 684: 677: 669: 662: 661: 643: 625: 596: 575: 555: 525: 492: 460: 458: 455: 454: 453: 447: 441: 435: 432:Maximum speed: 421: 420: 410: 396: 393:Fuel capacity: 390: 384: 378: 372: 366: 360: 354: 325: 322: 321: 320: 317: 314: 307: 304: 301: 290: 287: 251:trailing edges 174:trailing edges 131: 128: 124:South Atlantic 100: 99: 96: 90: 89: 86: 82: 81: 76: 72: 71: 68: 64: 63: 58: 52: 51: 48: 45: 41: 40: 32: 31: 24: 14: 13: 10: 9: 6: 4: 3: 2: 838: 827: 824: 822: 819: 817: 814: 813: 811: 796: 793: 792: 789: 786: 784: 781: 779: 776: 774: 771: 769: 766: 764: 761: 759: 756: 754: 751: 749: 746: 744: 741: 739: 736: 734: 731: 729: 726: 724: 721: 719: 716: 714: 711: 709: 706: 705: 702: 697: 690: 685: 683: 678: 676: 671: 670: 667: 657: 653: 647: 644: 639: 635: 629: 626: 614: 607: 605: 603: 601: 597: 592: 588: 582: 580: 576: 571: 568: 562: 560: 556: 551: 547: 540: 538: 536: 534: 532: 530: 526: 510: 507:Claude Faix. 503: 501: 499: 497: 493: 477: 474:Claude Faix. 470: 468: 466: 462: 456: 451: 448: 445: 442: 439: 438:Cruise speed: 436: 433: 430: 429: 428: 426: 418: 414: 411: 408: 405:water-cooled 404: 400: 397: 394: 391: 388: 387:Gross weight: 385: 382: 381:Empty weight: 379: 376: 373: 370: 367: 364: 361: 358: 355: 352: 349: 348: 347: 345: 340: 338: 330: 323: 318: 315: 312: 308: 305: 302: 299: 298: 297: 295: 288: 286: 284: 280: 276: 271: 267: 264: 260: 254: 252: 248: 243: 241: 237: 233: 228: 224: 220: 216: 211: 209: 206: 202: 199:, all within 198: 194: 190: 185: 183: 179: 175: 171: 168: 164: 160: 156: 151: 149: 145: 141: 137: 129: 127: 125: 121: 120:René Couzinet 117: 114: 111: 107: 97: 92: 91: 87: 85:First flight 84: 83: 80: 79:René Couzinet 77: 74: 73: 69: 67:Manufacturer 66: 65: 62: 59: 54: 53: 46: 43: 42: 38: 33: 28: 19: 788:Couzinet 150 783:Couzinet 110 778:Couzinet 103 773:Couzinet 101 768:Couzinet 100 712: 707: 655: 646: 637: 628: 616:. Retrieved 590: 569: 549: 516:. Retrieved 483:. Retrieved 481:. p. 44 449: 443: 437: 431: 424: 422: 412: 398: 392: 386: 380: 374: 368: 362: 356: 350: 343: 341: 336: 335: 316:Couzinet 12? 311:Hispano 12Lb 293: 292: 263:Hispano 12Lb 258: 255: 247:landing gear 244: 227:leading edge 212: 197:leading edge 186: 152: 133: 105: 103: 94:Number built 88:7 May 1928. 30:Arc-en-Ciel 763:Couzinet 80 758:Couzinet 71 753:Couzinet 70 748:Couzinet 60 743:Couzinet 40 738:Couzinet 33 733:Couzinet 30 728:Couzinet 22 723:Couzinet 21 718:Couzinet 20 713:Couzinet 11 708:Couzinet 10 425:Performance 413:Propellers: 399:Powerplant: 306:Couzinet 11 300:Couzinet 10 275:Couzinet 20 259:Couzinet 11 159:trapezoidal 144:Couzinet 40 136:Couzinet 20 810:Categories 457:References 375:Wing area: 266:V12 engine 193:V8 engines 163:elliptical 110:cantilever 816:Trimotors 656:Les Ailes 638:Les Ailes 591:Les Ailes 570:Les Ailes 552:(354): 3. 550:Les Ailes 417:Chauvière 415:2-bladed 363:Wingspan: 337:Data from 236:tailplane 219:monocoque 215:stringers 208:radiators 184:covered. 178:box spars 118:designer 116:monoplane 75:Designer 698:aircraft 696:Couzinet 289:Variants 240:elevator 201:cowlings 170:ailerons 113:low wing 618:29 June 518:29 June 369:Height: 357:Length: 223:cockpit 205:Lamblin 182:plywood 485:2 July 444:Range: 283:Meudon 232:rudder 61:France 512:(PDF) 479:(PDF) 351:Crew: 296:Faix 167:chord 155:chord 44:Role 620:2017 520:2017 487:2017 401:3 × 353:Four 294:From 270:Orly 180:and 146:and 138:and 104:The 281:at 812:: 654:. 636:. 599:^ 589:. 578:^ 558:^ 548:. 528:^ 495:^ 464:^ 407:V8 150:. 148:70 140:30 98:1 688:e 681:t 674:v 622:. 522:. 489:. 20:)

Index

Couzinet Arc en Ciel

France
René Couzinet
cantilever
low wing
monoplane
René Couzinet
South Atlantic
Couzinet 20
30
Couzinet 40
70
chord
trapezoidal
elliptical
chord
ailerons
trailing edges
box spars
plywood
Hispano-Suiza 8Ac
V8 engines
leading edge
cowlings
Lamblin
radiators
stringers
monocoque
cockpit

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