Patent · US Active

Planar loudspeaker

US11388517B2 · kind B2 · utility

0Cited by

2References

16Claims

0Family size

Assignee

GRAWE & SCHNEIDER GDBR · DE

Inventors

Thomas Andrew Grawe · Kiefersfelden, DE
Gerd Schneider · Dillingen/Saar, DE
Peter Trossowski · Berlin, DE

Key dates

Filing date	Sep 30, 2019
Grant date	Jul 12, 2022
Priority date	—
Expiry date	Sep 30, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH04R2499/15
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

Planar loudspeaker comprising a planar sound panel (10), a mounting (12), at least one drive unit (14) for driving the sound panel (10), said drive unit preferably being attached to the mounting (12), and at least one stabilizing device (22) for stabilizing a movement of the sound panel (10), wherein the stabilizing device (22) is arranged between the sound panel (10) and the mounting (12) and comprises at least a stroke section (28), which is configured so as to be movable, flexible and/or elastic, and at least one centering device (36) for centering the sound panel (10) and/or at least a part of the drive unit (14), wherein the centering device (36) is arranged in a different plane than the stabilizing device (22) and comprises at least a stroke section (28), which is configured so as to be movable, flexible and/or elastic.

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