Blackburn B-20
E934241
The Blackburn B-20 was an experimental British World War II-era prototype flying boat notable for its retractable hull design intended to improve aerodynamic efficiency.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Blackburn B-20 (prototype) | 1 |
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
British military aircraft
ⓘ
experimental flying boat ⓘ prototype aircraft ⓘ |
| aircraftCategory |
experimental military aircraft
ⓘ
seaplane ⓘ |
| aircraftType | flying boat ⓘ |
| airframeFeature |
boat hull for water operations
ⓘ
retractable lower hull section ⓘ |
| configuration | high-wing monoplane ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| crashYear | 1940 ⓘ |
| crewAtCrash | 3 ⓘ |
| crewType | test crew ⓘ |
| designedBy | Blackburn design team ⓘ |
| designGoal | improved aerodynamic efficiency ⓘ |
| designInnovation |
retractable planing bottom
ⓘ
variable-depth hull ⓘ |
| developmentContext | pre-war and early World War II British flying boat research ⓘ |
| engineConfiguration | twin-engine ⓘ |
| era |
World War II
ⓘ
surface form:
World War II era
|
| fate | crashed during test flight ⓘ |
| firstFlightDate | 1940-03-27 ⓘ |
| firstFlightYear | 1940 ⓘ |
| hasNo | surviving complete airframes ⓘ |
| intendedUse | maritime patrol evaluation ⓘ |
| landingMedium | water ⓘ |
| legacy | demonstrated feasibility issues of retractable hull flying boats ⓘ |
| manufacturer | Blackburn Aircraft NERFINISHED ⓘ |
| notableFeature | retractable hull design ⓘ |
| numberBuilt | 1 ⓘ |
| operator | Royal Air Force ⓘ |
| powerplantType | piston engine ⓘ |
| reasonForLimitedProduction |
changing wartime priorities
ⓘ
prototype lost in crash ⓘ |
| registration | V8914 NERFINISHED ⓘ |
| role | experimental flying boat ⓘ |
| status | prototype only ⓘ |
| survivorsOfCrash | 1 ⓘ |
| tailConfiguration | conventional tail unit ⓘ |
| testLocation |
Helensburgh, Scotland
NERFINISHED
ⓘ
Marine Aircraft Experimental Establishment NERFINISHED ⓘ |
| timePeriod | 1940s ⓘ |
| usedFor |
aerodynamic research
ⓘ
evaluation of retractable hull concept ⓘ |
| wingType | cantilever wing ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Rolls-Royce Vulture
this entity surface form:
Blackburn B-20 (prototype)