Bulb-shaped lamp and lighting device

Details Bulb-shaped lamp and lighting device Bulb-shaped lamp and lighting device

2010-04-21

2011-11-01

Philogene, Haiss (Department: 2821)

Illumination

Light source and modifier

Including reflector

C362S545000, C362S548000, C362S612000, C313S318080

Reexamination Certificate

active

08047688

ABSTRACT:
Provided is a bulb-type lamp including a lightweight housing with great handleability. An LED light bulb (1) comprises: an LED module (3) on which LEDs are mounted; a cylindrically-shaped case (7) having openings at both ends, which are first and second ends; a mount member (5) on a front surface of which the LED module (3) is mounted, the mount member (5) closing a corresponding one of the openings of the case (7) by being in contact with an inner circumferential surface of the first end of the case (7); a base member (91) attached to the second end of the case (7); and a lighting circuit (11) that is disposed inside the case (7). A wall thickness of the case (7) is in a range of 200 μm to 500 μm inclusive, and the wall thickness of at least one portion of the case (7) decreases from the first end toward the second end of the case (7).

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Japanese Application No. 2011-022584 Office Action dated Mar. 22, 2011, 1 page.

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