Patent · US Expired

Adjustable bearing centering means for helicopter rotor elastomeric bearings

US4242047A · kind A · utility

2Cited by
8References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 1979
Grant dateDec 30, 1980
Priority date
Expiry dateMay 2, 1999

Classification

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

Abstract

Apparatus to center and compressively load a spherical elastomeric bearing about its static apex during helicopter rotor static mode, which centering means is adjustable from a station external of the rotor and is operable to be out of contact during helicopter rotor dynamic mode.

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