Patent · US Expired

Computer speaker

US5291559A · kind A · utility

10Cited by
3References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 23, 1991
Grant dateMar 1, 1994
Priority date
Expiry dateOct 23, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R1/24
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A computer speaker assembly 22 is disclosed and includes a tweeter or high-frequency speaker 72 which may be selectively moved in relation to a mid-range-woofer speaker 30. Such movement is accomplished by means of a gear 64 and detent 62 arrangement.

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