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The Agusta A.106 was a single-seat light helicopter designed to provide an anti-submarine warfare (ASW) platform for the Impavido-class destroyers of the Italian Navy. The aircraft was provided with a sophisticated electronics suite by Ferranti for autostabilisation and contact identification. Two torpedoes could be slung under the fuselage. The tail and two-bladed main rotor could be folded for shipboard stowage, and the skid undercarriage had fittings for flotation bags.
The Seibel S-4 was a two-bladed, single-engine helicopter built by Seibel Helicopter. Designed by Charles Seibel, the S-4 was evaluated by the United States Army under the designation YH-24 Sky Hawk, but would be rejected for service. The S-4B would serve as the basis for the design of the Cessna CH-1 Skyhook, the only helicopter Cessna ever produced.
The Berger BX-110 was a prototype light helicopter built in Switzerland in the early 1970s. The single example was built by Hans Berger, a Swiss inventor and helicopter dealer. It was powered by a Wankel automotive engine and remained on the Swiss civil register until 1994. It was of conventional light helicopter configuration, with pilot and passenger sitting side by side under a large perspex bubble canopy, with the tail rotor carried on a tubular boom. The powerplant and fuel tanks were located behind the cabin, and the three-bladed main rotor had foldable blades. Landing gear was originally of skid type.
The SNCASE SE.3120 Alouette ("Lark") was a utility helicopter developed in France in the early 1950s but which did not enter production. Designed in parallel with the SE.3110, the Alouette shared that machine's dynamic components, with the exception of the SE.3110's unusual twin tail rotor, which was replaced by a single rotor, and the addition of a three-bladed gyroscopic stabiliser under the main rotor (similar to the stabiliser bar used by Bell helicopters. The Alouette featured an open-framework fuselage behind a cockpit that was enclosed by a bubble canopy. Skid undercarriage and tricycle gear were both tested.
The VM-01 is a light helicopter from the Lada Land company in Tolyatti, Russia. The design was created privately by the company, but production was assisted by OKB Mil and Kamov.
The Yakovlev EG (Eksperimentalnyi Gelikopter), also commonly known as the Yak-M11FR-1 and Sh (Shootka), was an experimental aircraft with coaxial rotors. The prototype was first flown by V.V. Tezavrovsky in December 1947.
The Aviaimpex KT-112 Yanhol is a light, three-seat helicopter produced by Aviaimpex in Ukraine. It was first presented to the media on August 31, 2001.
The Kamov Ka-118 is a projected light multirole helicopter with the NOTAR configuration based on the McDonnell Douglas design.
The Bensen B-7 was a small rotor kite developed by Igor Bensen in the United States in the 1950s and marketed for home building. It was a refined to be a slightly larger version of the B-6, replacing the skids with a tricycle undercarriage, and adding a single large fin to the rear of the aircraft.
The Canadian Home Rotors Safari is a kit helicopter, produced by CHR International of Marianna, Florida, and formerly produced by Safari Helicopter of Ear Falls, Ontario.
The Dornier Do 32E was a simple, collapsible one-man helicopter, designed for military use in Germany in the 1960s. Despite initial hopes of large orders and some proposed civilian roles, only three flew.
The Famà Kiss 209M is an Italian ultralight two-seat helicopter, built from composite materials around a steel frame and with an optional retractable undercarriage. The moniker "Kiss" stands for "keep it stupidly simple", reflecting the philosophy of its designer, Nino Famà.
The SNCASE SE-3101 or Sud-Est SE-3101 was an early, experimental French helicopter with twin tail rotors. Only one was built.
The Matra-Cantinieau MC-101 was an early 1950s French experimental two seat helicopter of conventional tail rotor configuration but with its engine mounted close to the main rotor, above the seating.
The Eagle's Perch was an American helicopter that was designed by the Nolan brothers and produced by Eagle's Perch Inc. of Carrollton, Virginia. Now out of production, when it was available the aircraft was supplied as a kit for amateur construction.
The Vortech A/W 95 is an American helicopter that was designed by Adams-Wilson as the Adams-Wilson Choppy and now produced in an improved version by Vortech of Fallston, Maryland. The aircraft is supplied in the form of plans for amateur construction. Vortech also supplies rotor blades and other key parts for the design.
The Midwest Zodiac Talon-Turbine is an American helicopter that was designed and produced by Midwest Engineering & Design of Overland Park, Kansas. When it was available the aircraft was supplied in the form of plans for amateur construction, but the plans are no longer advertised for sale.
TheYakovlev AIR-9 / AIR-9bis was a 2-seat sport aircraft designed and built in the USSR during the early 1930s.
The Dynali H3 EasyFlyer, now known as the Sport, is a Belgian helicopter designed and produced by the Dynali of the Thines district of Nivelles. The aircraft is supplied complete and ready-to-fly-aircraft or as a kit for amateur construction.
The SKT Skyrider 06 is a Swiss helicopter, designed and produced by SKT Swiss Kopter Technology SA of Ambrì. It was first flown in 2013 and entered series production in January 2014. The aircraft is supplied complete and ready-to-fly.
References
- Taylor, Michael J. H. (1989). Jane's Encyclopedia of Aviation. London: Studio Editions. p. 153.
- Aero Revue (March 1964)
- Der Flieger (March 1964)