Title:
A SOUND EMITTER
Document Type and Number:
WIPO Patent Application WO/2015/044425
Kind Code:
A3
Abstract:
A sound wave generator for a sound emitter (10) has an electric motor with a rotational axle. The rotational axle comprises or is connected to a drive portion, which is eccentric with respect to the rotational axle. The sound wave generator (30) further comprises a sound wave element connected to the drive portion and extending substantially in a direction perpendicular to the drive portion such that the sonic wave element is configured to perform a reciprocal movement upon rotation of the drive portion about the rotational axle.
Inventors:
WERTHEIM MAREK (SE)
Application Number:
PCT/EP2014/070817
Publication Date:
August 13, 2015
Filing Date:
September 29, 2014
Export Citation:
Assignee:
KOCKUM SONICS AB (SE)
International Classes:
G10K7/04; G10K9/10
Domestic Patent References:
| WO1990000095A1 | 1990-01-11 |
Foreign References:
| US4805732A | 1989-02-21 | |||
| GB871097A | 1961-06-21 | |||
| US4942560A | 1990-07-17 | |||
| US2006021A | 1935-06-25 | |||
| DE3803035A1 | 1988-08-11 |
Attorney, Agent or Firm:
STRÖM & GULLIKSSON AB (Malmö, SE)
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