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Electric light bulb type light source apparatus

  • US 9,482,419 B2
  • Filed: 09/11/2014
  • Issued: 11/01/2016
  • Est. Priority Date: 01/06/2012
  • Status: Active Grant
First Claim
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1. An electric light source apparatus, comprising:

  • a light source unit;

    a speaker;

    a power source substrate on which a power source circuit is mounted and which has one of a through hole and a cutout;

    a drive substrate on which a drive circuit of at least said light source unit is mounted and which includes a part disposed in said one of said through hole and said cutout of said power source substrate;

    a base used to supply power to said power source substrate; and

    a casing configured to contain said light source unit, said power source substrate, said speaker, and said drive substrate, said casing having a translucent cover, whereinsaid translucent cover comprises an opening portion formed on an end portion of said translucent cover;

    said speaker is attached to said translucent cover such that said speaker blocks said opening portion; and

    said speaker and said light source unit are disposed separately from each other, whereinsaid power source substrate includes a first surface opposed to said base and a second surface which is provided on an opposite side to said first surface and opposed to said light source unit,said power source circuit includes a transformer including a primary side coil and a secondary side coil and a primary side electronic component electrically connected to said primary side coil, andsaid transformer and said primary side electronic component are mounted on said first surface of said power source substrate.

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