LED light bulb with interior facing LEDs

Patent metadata

Field	Value
Publication number	US-9010964-B2
Application number	US-201213456299-A
Country	US
Kind code	B2
Filing date	Apr 26, 2012
Priority date	Apr 26, 2012
Publication date	Apr 21, 2015
Grant date	Apr 21, 2015

Abstract

An LED light bulb includes a base, a light transmissive cover and upstanding light bars. The base is in electrical communication with a power source and has an axis and a periphery. The light transmissive cover is substantially mounted on the periphery. The upstanding light bars are mounted radially around the axis and located between the axis and the periphery. The upstanding light bars are arranged to substantially emit light inward to the axis.

First claim

What is claimed is:

1. An LED light bulb, comprising:
a base;
a first upstanding light bar associated with the base and having an inner surface which an LED is arranged, and an outer surface opposite to the inner surface;
a light transmissive cover enclosing the inner surface and the outer surface, and having an inner sidewall being closer to the outer surface than the inner surface; and
a reflector, disposed on the base, having a protruding portion extending upward in a dir…

Assignees

• Wang Tien Yang
• Epistar Corp

Inventors

• Wang Tien Yang

Classifications

• F21V29/70

  Mechanical Engineering · mapped topic

• F21V7/041

  Mechanical Engineering · mapped topic

• F21V13/02

  Mechanical Engineering · mapped topic

• F21V7/04

  Mechanical Engineering · mapped topic

• F21V3/061

  Mechanical Engineering · mapped topic