<p>A ceiling-embedded type air-conditioner includes: a casing having an opening on a bottom face; an air blower provided in the casing; a decorative panel provided on the bottom face of the casing and having a suction opening for sucking air; and an automatic filter cleaning mechanism provided between the decorative panel and the air blower. The automatic filter cleaning mechanism includes:
(1) a filter 12 for catching a floating object in the air sucked;
(2) a filter guide 13 having a filter rail groove 21 of U-turn system;
(3) a filter roller 14 for driving the filter 12;
(4) a brush 15 for scraping off the floating object caught by the filter 12;
(5) a comb 16 for scraping off the floating object scraped off by the brush 15; and
(6) a dust box for containing the floating object scraped off by the brush 15 and the comb 16.</p>
