| 摘要 |
<P>PROBLEM TO BE SOLVED: To open and close an opening of a structure by smoothly moving a door member. <P>SOLUTION: In a door opening/closing device 1, a cable guide part 32 guides each of a pair of geared cables 31, 31 connected through sliders 337, 338 and connection arms 341, 342 to respective left and right ends of a door member 10 in a long length shape in the state of curving them to the inner side from the middle and making the distal end sides face each other inside a gear case 323, and a drive motor 33 rotationally drives a gear 323d arranged between parts arranged facing each other of the pair of geared cables 31, 31 and engaged with both and thus moves the pair of geared cables 31, 31 engaged with the gear 323d in directions opposite to each other. Thus, one of the left and right ends of the door member 10 guided by a door member guide part 20 does not easily move ahead of the other, and the door member 10 is smoothly moved to open and close the opening of the structure. <P>COPYRIGHT: (C)2012,JPO&INPIT |
