Accessory device for a gas balloon
First Claim
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1. An accessory device for a gas balloon having a balloon neck comprising:
- a sealing head means for insertion in sealing-tight manner into the balloon neck; and
a loudspeaker mounted in conjunction with said sealing head means and adapted to be driven by an electro-acoustic control unit for radiating sound into the interior of the gas balloon, wherein the loudspeaker is connected by electrical connecting conductors to an external electromechanical coupling means for electrical connection of the loudspeaker to an electro-acoustic control unit, the electro-mechanical coupling means being mechanically connected to the sealing head means.
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Abstract
Accessory device for a gas balloon having, bounding its interior, an inflatable balloon envelope (1) on which is constructed a balloon neck (1a) for inflation of the balloon envelope (1). According to the invention, there is on a sealing head (2) adapted to be inserted in sealing-tight fashion into the balloon neck (1a) a sound irradiating device (20) such as a loudspeaker for irradiating sound into the interior of the gas balloon (FIG. 1).
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Citations
5 Claims
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1. An accessory device for a gas balloon having a balloon neck comprising:
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a sealing head means for insertion in sealing-tight manner into the balloon neck; and a loudspeaker mounted in conjunction with said sealing head means and adapted to be driven by an electro-acoustic control unit for radiating sound into the interior of the gas balloon, wherein the loudspeaker is connected by electrical connecting conductors to an external electromechanical coupling means for electrical connection of the loudspeaker to an electro-acoustic control unit, the electro-mechanical coupling means being mechanically connected to the sealing head means. - View Dependent Claims (2, 3, 4, 5)
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Specification