Patent · US Expired

Multi-layer composite-wall panel or case structure

US4604327A · kind A · utility

4Cited by
5References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 18, 1984
Grant dateAug 5, 1986
Priority date
Expiry dateMay 18, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12653
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The composite-wall panel or case structure comprises a wall formed by at least two shaped sheets 5, 6 which have regions in which confronting surfaces are in adjoining relation and interconnected by bonding or spot welding, and regions in which hollow bodies are formed between said confronting surfaces so as to impart a required rigidity to the structure. A method is disclosed for producing said panel or case structure. Application in the automobile industry.

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