Aer Lualdi & C SpA was an Italian

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

 helicopter manufacturer founded in Rome

Rome

Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...

 in 1953

1953 in aviation

This is a list of aviation-related events from 1953:- Events :*The first year in which the world's airlines carried more than 50 million people*Argentina initiates a study of the feasibility of converting either a cargo ship or a heavy cruiser into an aircraft carrier in an Argentine shipyard....

 by Carlo Lualdi, who had purchased a licence to produce a Hiller

Hiller

Hiller may refer to:* Hiller, Pennsylvania* Hiller Aircraft Corporation:** Hiller Hornet** Hiller Flying Platform** Tanner-Hiller Airport** Hiller Aviation Museum** Hiller X-18** Fairchild Hiller FH-227** YH-32 HornetOr the following people:...

-designed rotor

Helicopter rotor

A helicopter main rotor or rotor system is a type of fan that is used to generate both the aerodynamic lift force that supports the weight of the helicopter, and thrust which counteracts aerodynamic drag in forward flight...

 system (the Hiller "Rotor-Matic").

Carlo Lualdi had previously used this rotor system in his experimental Lualdi-Tassotti ES 53

Lualdi-Tassotti ES 53

The Lualdi-Tassotti ES 53 was an Italian experimental helicopter designed by Carlo Lualdi around a Hiller-designed rotor system and a gyro stabiliser of his own design...

 and with his new company now built a succession of more powerful helicopters incorporating the Rotor-Matic system with a gyro stabiliser of his own design. The L.55

Aer Lualdi L.55

The Aer Lualdi L.55 was a prototype Italian helicopter, a development of the Lualdi-Tassotti ES 53 featuring a far more powerful engine, a 134 kW Lycoming O-360. While the ES 53 had been purely experimental, the L.55 was Lualdi's first step towards a marketable aircraft....

 and L.57

Aer Lualdi L.57

The Aer Lualdi L.57 was a prototype Italian helicopter, a further refinement of Lualdi's ES 53 and L.55 designs.The aircraft featured a larger main rotor than its predecessors, a fibreglass tail rotor, and an autopilot....

 culminated in the L.59

Aer Lualdi L.59

The Aer Lualdi L.59 was an Italian helicopter that failed to reach production.It was the culmination of work done by Carlo Lualdi throughout the 1950s, and was an enlarged version of his earlier two-seat designs. The L.59 featured four seats accommodated in an extensively glazed cabin...

 which was selected for production by Macchi, but cancelled.

Aer Lualdi ceased to exist by 1964

1964 in aviation

For the year see 1964This is a list of aviation-related events from 1964:- Events :* Chilean President Jorge Alessandri grants the Chilean Navy the authority to operate all types of aircraft without restriction...

.