Patent · US Expired

Vibration damping apparatus

US7478709B2 · kind B2 · utility

2Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 2005
Grant dateJan 20, 2009
Priority date
Expiry dateMay 1, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2125
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A vibration damper apparatus has two substantially freely rotatable inertia members disposed within a rotatable hub. Each of the members has a wide semi-cylindrical portion and a narrow semi-cylindrical portion with the wide portion of the first damper member being axially aligned with the narrow portion of the other damper member.

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