Patent · US Expired

Loudspeaker waveguide design

US6059069A · kind A · utility

19Cited by
19References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 25, 1999
Grant dateMay 9, 2000
Priority date
Expiry dateAug 25, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R1/345
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A loudspeaker horn has straight wall section and a curved wall section. The straight wall section has diverging walls defining a coverage angle and the curved wall portion is connected to the straight wall portion at a point tangent thereto, and has a proximal end disposed perpendicular to the plane of the throat entrance. At least one coverage angle in orthogonal planes has a common apex in the plane of the throat entrance and along the horn axis.

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