Title:
LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2014175259
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a straight tube type LED lighting device capable of preventing the short-circuit of a board and an electronic component due to electric contact with a pair of terminals while improving its assemblability by positioning a connection terminal relative to the pair of terminals.SOLUTION: A straight tube type LED lighting device 100 includes an LED element 3a, a power source board 5 in which an electronic component 5a is packaged for power control, a tube 1 storing the LED element 3a and the power source board 5, a cap 2a including a pair of terminals 24 protruded inside and outside, and shaped with a bottom 22 blocking the end of the tube 1, and a connection terminal 8 mounted on the pair of terminals 24 inside the cap 2a, and connected to the power source board 5. The cap 2a includes boss parts 25 formed to be protruded on the inner surface thereof for positioning the connection terminal 8. A protrusion height L1 of each of the boss parts 25 in a tube axial direction is set to be greater than a protrusion height L2 of each of the pair of terminals 24.
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Inventors:
YOSHIDA TOMOAKI
Application Number:
JP2013049558A
Publication Date:
September 22, 2014
Filing Date:
March 12, 2013
Export Citation:
Assignee:
FUNAI ELECTRIC CO
International Classes:
F21S2/00; F21V23/06; F21Y101/02
Attorney, Agent or Firm:
Hirokazu Miyazono