Patent · US Expired

Speaker system

US6104823A · kind A · utility

11Cited by
6References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 20, 1998
Grant dateAug 15, 2000
Priority date
Expiry dateFeb 20, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R1/2896
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A speaker system excellent in reproduction in bass range, which comprises a reinforcing post 3a to abut against the back side of a speaker unit 5 installed in a front cabinet 2. The reinforcing post 3a is formed integrally in a back cabinet 3, and is fixed with a cover 4. In this constitution, unwanted vibrations generated in the back cabinet 3, cover 4, and speaker unit 5 due to rear release wave b can be suppressed.

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