Häfeli Dh-5
Entwicklung
The Häfeli DH-5 was a 1910s
Swiss two-seat reconnaissance aircraft, built by the aircraft department
of the Federal Construction Works (Eidgenoessische
Konstruktionswerkstaette, K + W) at Thun, Switzerland.
The Häfeli DH-5 was a two-seat reconnaissance aircraft designed by
August Häfeli. It was a single-bay biplane of wood and fabric
construction. The aircraft was powered by a 180 hp LFW I engine produced
by the Swiss Locomotive and Machine Works. Test flying of the prototype
commenced in March 1919 and 39 were ordered. Some aircraft were later
modified with Handley Page slats. A second batch of 20 aircraft were
powered by a 200 hp LFW II engine. A further batch of 20 aircraft
designated the DH-5A used the LFW III engine.
Die Häfeli DH-5 war ein
Schweizer zweisitziges Aufklärungsflugzeug aus den 1910er Jahren, das von
der Flugzeugabteilung der Eidgenössischen Konstruktionswerkstätte (K + W) in
Thun, Schweiz, gebaut wurde.
Die Häfeli DH-5 war ein von August Häfeli konstru-iertes zweisitziges
Aufklärungsflugzeug. Es war ein einschiffiger Doppeldecker aus Holz und
Stoff. Angetrieben wurde das Flugzeug von einem 180 PS starken LFW I-Motor
der Schweizerischen Lokomotiv- und Maschinenfabrik. Der Testflug des
Prototyps begann im März 1919 und 39 wurden bestellt. Einige Flugzeuge
wurden später mit Handley Page Vorflügeln modifiziert. Eine zweite Serie von
20 Flugzeugen wurde von einem 200 PS-LFW-II-Motor angetrieben. Eine weitere
Charge von 20 Flugzeugen mit der Bezeichnung DH-5a verwendete das LFW
III-Triebwerk.
Versionen
Dh-5 M-V
Initial production version with either the LFW I or LFW II engine.
Dh-5 M-V
Erste Serienversion entweder mit dem LFW I- oder LFW II-Motor.
Dh-5 M-Va
Version with a 220 hp LFW III engines, survivors were modified at Thun in 1932 with Handley Page slats and changes to allow crew to wear parachutes.
Dh-5 M-Va
Version mit 220 PS LFW III-Motoren, Verbleibene wurden 1932 in Thun mit Handley Page Vorflügeln und Änderungen modifiziert, damit die Besatzung Fallschirme tragen konnte.
Operational history
Einsatzgeschichte
The DH-5 entered service in 1922 and was not withdrawn from service until 1940.
Die DH-5 wurde 1922 in Dienst gestellt und erst 1940 aus dem Dienst genommen.
Häfeli Dh.5
Häfeli Dh.5
Häfeli Dh.5
Häfeli Dh.5
Häfeli Dh.5
Häfeli Dh.5
Pictures
Bilder
| Specifications | DH-5 III | |
| Wingspan | Spannweite | 11.16 m |
|
Length |
Länge |
7.60 m |
|
Height |
Höhe |
3.10 m |
| Wing area | Flügelfläche | 31.00 m2 |
|
Engine |
Motor |
LFW 8 Zylinder Reihenmotor 180 PS |
|
Maximum speed |
Höchstgeschwindigkeit |
170 Km/h |
|
Empty weight |
Leergewicht |
660 Kg |
|
Loaded weight |
Startgewicht |
1'095 Kg |
|
Climb Rate |
Steigrate |
4.0 m/s |
|
Service ceiling |
Gipfelhöhe |
5'000 m |
|
Range |
Reichweite |
480 Km |
|
Armament |
Bewaffnung |
1
x MG (synchronisiert) 1 x MG (flexibel) |
|
Capacity |
Zuladung | Crew 2 |
| Häfeli DH-5 , Swiss Air Force | |||||
| Typ | Buzz | s/n | Delivered | Withdrawn | Remarks |
| Haefeli Dh-5 M V | 402 | 95 | 30. May 1922 | 2. Apr. 1929 | ... |
| Haefeli Dh-5 M V | 403 | 96 | 30. May 1922 | 15. Jul. 1926 | Crashed |
| Haefeli Dh-5 M V | 404 | 97 | 10. May 1922 | 28. Aug. 1929 | ... |
| Haefeli Dh-5 M V | 405 | 98 | 30. May 1922 | 16. Jul. 1929 | ... |
| Haefeli Dh-5 M V | 406 | 99 | 10. May 1922 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M V | 407 | 100 | 10. May 1922 | 29. Apr. 1924 | rebuild as DH-5 M V-1 Crashed |
| Haefeli Dh-5 M V | 408 | 101 | 10. May 1922 | 16. Jan. 1936 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 409 | 102 | 10. May 1922 | 26. Feb. 1925 | rebuild as DH-5 M V-1 Crashed |
| Haefeli Dh-5 M V | 410 | 103 | 30. May 1922 | 16. Jan. 1936 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 411 | 104 | 7. Jun. 1922 | 15. Feb. 1933 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 412 | 105 | 7. Jun. 1922 | 4. Jan. 1929 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 413 | 106 | 6. May 1922 | 11. Feb. 1927 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 414 | 107 | 15. Jun. 1922 | 11. May 1923 | rebuild as DH-5 M V-1 Crashed |
| Haefeli Dh-5 M V | 415 | 108 | 15. Jun. 1922 | 16. Jan. 1936 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 416 | 109 | 15. Jun. 1922 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 417 | 110 | 21. Jun. 1922 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 418 | 111 | 21. Jun. 1922 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 419 | 112 | 21. Jun. 1922 | 10. Feb. 1938 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 420 | 113 | 26. Jul. 1922 | 30. Aug. 1930 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 421 | 114 | 5. Jul. 1922 | 27. Jun. 1925 | rebuild as DH-5 M V-1 Crashed |
| Haefeli Dh-5 M V | 422 | 115 | 10. Jul. 1922 | 12. May 1925 | rebuild as DH-5 M V-1 Crashed |
| Haefeli Dh-5 M V | 423 | 116 | 26. Jul. 1922 | 16. Jan. 1936 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 424 | 117 | 16. Oct. 1923 | 10. Feb. 1938 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 425 | 118 | 27. Jul. 1922 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 426 | 119 | 27. Jul. 1922 | 26. Jan. 1926 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 427 | 120 | 27. Jul. 1922 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 428 | 121 | 6. Oct. 1923 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 429 | 122 | 26. Aug. 1923 | 16. Jan. 1936 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 430 | 123 | 26. Aug. 1923 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 431 | 124 | 26. Aug. 1923 | 16 Jan. 1933 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 432 | 125 | 6. Oct. 1923 | 10 Feb. 1938 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 433 | 126 | 6. Oct. 1923 | 4. Sep. 1929 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 434 | 127 | 5. Nov. 1923 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 435 | 128 | 26. Nov. 1923 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 436 | 129 | 13. May 1924 | 26. Oct. 1928 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 437 | 130 | 5. Nov. 1923 | 21. Jan. 1938 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 438 | 131 | 12. Nov. 1923 | 28. Jan. 1938 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 439 | 132 | 12. Nov. 1923 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 440 | 146 | 8. May 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 441 | 147 | 13. Jun. 1924 | 19. Dec. 1934 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 442 | 148 | 29. Apr. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 443 | 149 | 29. Apr. 1924 | 22. Sep. 1932 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 444 | 150 | 13. May 1924 | 18. Jan. 1939 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 445 | 151 | 1. Aug. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 446 | 152 | 5. Jul. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 447 | 153 | 4. Nov. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 448 | 154 | 5. Jul. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 449 | 155 | 19. Sep. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 450 | 156 | 28. Sep. 1924 | 10. Feb. 1938 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 451 | 157 | 17. Sep. 1924 | 21. Sep. 1934 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 452 | 158 | 28. Sep. 1924 | 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 453 | 159 | 2. Oct. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 454 | 160 | 7. Oct. 1924 | 23. Jul. 1926 | rebuild as DH-5 M V-1 Crashed |
| Haefeli Dh-5 M V | 455 | 161 | 11. Nov. 1924 | 10. Feb. 1938 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 456 | 162 | 22. Aug. 1925 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 457 | 163 | 12. Oct. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 458 | 164 | 8. Oct. 1924 | 10. Feb. 1938 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 459 | 165 | 2. Oct. 1924 | 8. Jun. 1940 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M V | 460 | 166 | 7. Oct. 1924 | 10. May 1929 | rebuild as DH-5 M V-1 |
| Haefeli Dh-5 M VX | 461 | 167 | 15. Nov. 1924 | 31. Jan. 1933 | ... |
| Haefeli Dh-5 M Va | 462 | 227 | 20. Sep. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 463 | 228 | 4. Oct. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 464 | 229 | 10. Sep. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 465 | 230 | 18. Sep. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 466 | 231 | 3. Sep. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 467 | 232 | 6. Sep. 1929 | 6. Aug. 1937 | ... |
| Haefeli Dh-5 M Va | 468 | 233 | 21. Sep. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 469 | 234 | 16. Jun. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 470 | 235 | 21. Sep. 2029 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 471 | 236 | 26. Sep. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 472 | 237 | 15. Sep. 1929 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 473 | 238 | 3. Jan. 1930 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 474 | 239 | 8. Jan. 1930 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 475 | 240 | 15. Jan. 1930 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 476 | 241 | 11. Jan. 1930 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 477 | 242 | 5. Feb. 1930 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 478 | 243 | 20. Feb. 1930 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 479 | 244 | 6. Feb. 1930 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 480 | 245 | 28. Feb. 1930 | 8. Jun. 1940 | ... |
| Haefeli Dh-5 M Va | 481 | 246 | 19. Feb. 1930 | 8. Jun. 1940 | ... |