Illumination – Self powered lamp – Dome – globe or wire guard or lamp bulb cover
Patent
1988-03-02
1988-12-27
Nelli, Raymond A.
Illumination
Self powered lamp
Dome, globe or wire guard or lamp bulb cover
362362, F21P 102
Patent
active
047944986
ABSTRACT:
Acessory device for an inflatable gas ballon (1) having, for inflation of the balloon (1) an elastically expansible tube-shaped balloon neck (1a), with a sealing head (2) for the balloon neck (1a ) and an electric lamp (14) for internal illumination of the balloon (1). According to the invention, the sealing head (2) is constructed as a cup-shaped housing (7) having an open end and an end closed by a bottom (7'), the open end being adapted to be inserted in sealing-tight fashion into and elastically expanding the balloon neck (1a). Disposed in the open end of the housing (7) is a light reflector (15) which surrounds the electric bulb (14) which is electrically connected to an electro-mechanical coupling in the form of a screw-type bulb cap (8) which is provided for simultaneous establishment of an electrical connection of the lamp (14) to an external power source and for mechanical supporting of the sealing head (2).
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