177:) first flew on 3 July 1917. The type demonstrated excellent handing during testing, being capable both of flying aerobatic manoeuvres while still being stable enough to be easily flown "hands-off". Despite this, the type was rejected for service as a patrol aircraft, but it was recommended that it instead be adapted into a float-plane trainer. The aircraft was fitted with dual controls and the engine mounting was modified to allow any one of a variety of 200 hp (149 kW) engines to be fitted.
990:
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in (12.07 m) compared with 34 ft 6 in (10.52 m) for the earlier aircraft and powered by a 200 hp
Hispano Suiza engine, with a prototype flying on 12 October 1918.
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881:
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205:
Both the Type 4b and 4c were adopted as standard training floatplanes for the RNAS, but the end of the First World War resulted in production plans being abandoned.
768:
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operator/observer sat in the rear cockpit, with both crew members having good visibility. The aircraft was powered by a single 150 hp (112 kW)
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Sage also designed a revised version, the Sage Type 4c with folding wings of increased wingspan (39 ft
151:. Pilot and observer sat in separate tandem cockpits, with the pilot occupying the front cockpit, while the
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Some sources indicate that an order for 29 Sage Type 4s was cancelled in
October 1918 to pay for
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propeller. Undercarriage consisted of two main floats under the wing the a further tail float.
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landplane trainer. Like the Type 3, the new design, the Sage Type 4, was a single-engined
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Revised floatplane trainer with folding wings. Powered by 200 hp (150 kW)
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439:
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605:
Uppendaun, Bob. "Sage-Like
Thoughts:The Products of Frederick Sage & Co".
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32:
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97.2 mph (156.4 km/h, 84.5 kn) at 3,000 ft (910 m)
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119:, although the end of the war resulted in production being cancelled.
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single blade two bladed propeller, 9 ft (2.7 m) diameter
227:
Two seat floatplane trainer, powered by 200 hp (150 kW)
152:
581:. Tunbridge Wells, Kent, UK: Air Britain (Historians) Ltd, 1995.
712:
619:
217:
Two-seat patrol seaplane, powered by 150 hp (110 kW)
181:
was converted to the new standard, being fitted with a
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45 mph (72 km/h, 39 kn) (landing speed)
322: imp gal (42.6 US gal; 161 L)
955:
Austro-Hungarian
Imperial and Royal Aviation Troops
940:
842:
782:
746:
685:
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221:engine. One prototype built. Converted to Type 4b.
991:1910s British military reconnaissance aircraft
724:
631:
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185:and flew as the Sage Type 4b on 17 May 1918.
115:, but was chosen for service as a floatplane
8:
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611:, No.110, March/April 2004. pp. 68–69.
16:Prototype floatplane of the First World War
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279:39 ft 7.25 in (12.0714 m)
996:1910s British military trainer aircraft
455:
428:
20:
7:
417:List of flying boats and floatplanes
273:37 ft 6 in (11.43 m)
930:Imperial Japanese Navy Air Service
925:Imperial Japanese Army Air Service
387:21 min 20 s to 10,000 ft (3,050 m)
285:11 ft 7 in (3.53 m)
107:. It was a designed as a two-seat
14:
602:, 24 July 1919. pp. 971–975.
291:386 sq ft (35.9 m)
965:Bulgarian Army Aeroplane Section
1011:Single-engined tractor aircraft
231:engine. Converted from Type 4a.
902:United States Army Air Service
877:Canadian Air Force (1918–1920)
769:Aircraft of the Central Powers
764:Aircraft of the Entente Powers
594:"Milestones" The Sage Machines
1:
375:13,700 ft (4,200 m)
303:2,875 lb (1,304 kg)
297:2,215 lb (1,005 kg)
131:based woodworking company of
1016:Aircraft first flown in 1917
887:Imperial Russian Air Service
170:The prototype Sage Type 4a (
133:Frederick Sage & Company
58:Frederick Sage & Company
950:Imperial German Air Service
384:8 min to 5,000 ft (1,520 m)
336:, 200 hp (150 kW)
135:designed a two-seat patrol
1032:
960:Ottoman Aviation Squadrons
572:British Aeroplanes 1914-18
486:24 July 1919, pp. 974–975.
253:British Aeroplanes 1914–18
241:engine. One example built.
23:
579:The Norman Thompson File
556:Bruce 1957, pp. 466–469.
246:Specifications (Sage 4c)
99:was a prototype British
892:Royal Italian Air Corps
872:Australian Flying Corps
860:Royal Naval Air Service
740:Aviation in World War I
649:designed/built aircraft
647:Frederick Sage & Co
258:General characteristics
141:Royal Naval Air Service
113:Royal Naval Air Service
109:reconnaissance aircraft
921:Japanese air services
686:Licence-built aircraft
655:Sage designed aircraft
574:. London:Putnam, 1957.
474:Uppendaun 2004, p. 69.
437:Norman Thompson N.T.2B
163:in the nose driving a
123:Design and development
851:British air services
814:Aerial reconnaissance
524:24 July 1919, p. 975.
577:Goodall, Michael H.
547:Goodall 1995, p. 19.
906:Greek air services
747:People and aircraft
538:Bruce 1957, p. 466.
509:Bruce 1957, p. 465.
495:Bruce 1957, p. 468.
465:Bruce 1957, p. 464.
399:Related development
127:In early 1917, the
897:Romanian Air Corps
882:French Air Service
855:Royal Flying Corps
824:Flight over Vienna
973:
972:
915:Naval Air Service
809:Bombing of cities
792:Strategic bombing
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379:Time to altitude:
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910:Army Air Service
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373:Service ceiling:
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239:Hispano-Suiza 8B
219:Hispano-Suiza 8A
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143:based on Sage's
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36:Type of aircraft
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105:First World War
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411:Related lists
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332:water cooled
331:
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301:Gross weight:
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295:Empty weight:
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172:serial number
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159:water-cooled
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64:First flight
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943:air services
845:air services
829:Bloody April
676:
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570:Bruce, J.M.
564:Bibliography
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361:Stall speed:
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229:Sunbeam Arab
204:
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183:Sunbeam Arab
178:
174:
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129:Peterborough
126:
96:
94:
73:Number built
67:3 July 1917
24:Sage Type 4
18:
986:Floatplanes
785:and battles
440:flying boat
405:Sage Type 3
348:Performance
340:Propellers:
326:Powerplant:
97:Sage Type 4
88:Sage Type 3
980:Categories
754:Commanders
450:References
369:2 h 30 min
367:Endurance:
289:Wing area:
161:V-8 engine
137:floatplane
101:floatplane
33:Floatplane
783:Campaigns
774:Zeppelins
698:Short 184
442:trainers.
334:V8 engine
277:Wingspan:
251:Data from
1006:Biplanes
802:Cuxhaven
693:Avro 504
394:See also
209:Variants
153:wireless
139:for the
111:for the
834:Battles
317:⁄
283:Height:
271:Length:
234:Type 4c
224:Type 4b
214:Type 4a
197:⁄
165:tractor
149:biplane
117:trainer
103:of the
797:German
677:Type 4
672:Type 3
667:Type 2
662:Type 1
599:Flight
585:
522:Flight
484:Flight
145:Type 3
423:Notes
265:Crew:
179:N.116
175:N.116
29:Role
759:Aces
583:ISBN
328:1 ×
95:The
596:".
982::
529:^
514:^
500:^
458:^
310:35
77:2
732:e
725:t
718:v
639:e
632:t
625:v
592:"
589:.
319:2
315:1
312:+
267:2
199:4
195:1
192:+
190:7
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