Patent · US Expired

Rotor for rotating wing type aircraft

US3967918A · kind A · utility

45Cited by
17References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1974
Grant dateJul 6, 1976
Priority date
Expiry dateMay 10, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB64C27/35
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An improved rotor for a helicopter comprises a yoke at the inner end of each arm engaging the rotor hub by way of a spherical abutment.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.