Patent · US Expired

Multi-layer sound- and vibration-absorbing cover panels for body parts and method for applying same

US4083595A · kind A · utility

17Cited by
4References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 11, 1976
Grant dateApr 11, 1978
Priority date
Expiry dateJun 11, 1996

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R13/0815
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A multi-layer sound- and vibration-absorbing covering for vehicle body parts which consists of a layer of a springy porous material fixed to the body which is covered off by an adherent heavy coating; the porous layer receives a viscous damping mass which wets at least the walls of the pores of the porous material.

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