Title:
【発明の名称】ヘリコプタの主ロータ
Document Type and Number:
Japanese Patent JP2624658
Kind Code:
B2
Abstract:
A main helicopter rotor on which a rotary tubular shaft supports, at its top end, an annular hub integral with the tubular shaft itself. The assembly consisting of the tubular shaft and the hub is closed off at the top by a bell connected in removable manner to the hub and enclosing an oscillating plate assembly supported on a fixed shaft extending inside the aforementioned tubular shaft. A rotary ring on the oscillating plate assembly is connected to blade pitch change levers via respective rocker arms connected in articulated manner to the aforementioned rotary ring via respective pins extending radially in relation to the aforementioned bell and accessible via respective radial holes formed through the same.
Inventors:
Emilio Parisani
Application Number:
JP27686686A
Publication Date:
June 25, 1997
Filing Date:
November 21, 1986
Export Citation:
Assignee:
Agusta Sochieta Per Azioni
International Classes:
B64C13/48; B64C27/48; B64C27/32; B64C27/605; (IPC1-7): B64C27/48
Attorney, Agent or Firm:
Aoki Ao (5 people outside)