Patent · US Expired

Simplified anti-vibration suspension device for a helicopter

US6164915A · kind A · utility

5Cited by
6References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 22, 1999
Grant dateDec 26, 2000
Priority date
Expiry dateApr 22, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S416/50
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The anti-vibration suspension device includes at least three diagonal bars each articulated on the transmission box and on the structure by a rigid lever supporting a damping weight itself articulated to at least pivot on this structure, and, for each diagonal bar, a tension bar also articulated on the transmission box and on the structure, the corresponding lever being articulated to the structure being articulated to at least pivot on the lower end part of the corresponding tension bar, which is flexible in tension.

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