Patent · US Expired

Instrument housing

US4274545A · kind A · utility

11Cited by
7References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 14, 1979
Grant dateJun 23, 1981
Priority date
Expiry dateJun 14, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K5/13
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An instrument housing includes an expander which has an inner wall and an outer wall with the inner wall formed by spaced wall segments comprising inturned flanges at the ends of the outer wall and at least one plate shaped blade mounted to a rib projecting from the outer wall.

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