Patent ID: 8643043

Claim:
An LED lighting device comprising: a plurality of LED chips; an LED unit in which the LED chips are mounted; and a mount holding the LED unit; wherein: the LED unit is elongated in a first direction; the LED chips emit light mainly along a second direction perpendicular to the first direction; the mount is formed with a recess that is open in the second direction and that accommodates the LED unit; the LED unit includes a support member that is U-shaped in cross section, the support member supporting the LED chips at a bottom thereof and opening in a direction opposite from a light emission direction of the LED chips along the second direction; the LED unit further comprises a cover for transmitting light from the LED chips while diffusing the light; the cover has a strip-like shape elongated in the first direction and is formed with a pair of engagement pieces at edges spaced from each other in a third direction perpendicular to both of the first and the second directions; and the support member is formed with a pair of cover engagement grooves that engage the engagement pieces.