| 摘要 |
<p>PROBLEM TO BE SOLVED: To eliminate obstructing in walking of a worker and effectively utilizing of a floor surface, by preventing a detecting device of a conveying carriage from protruding to an upper surface of a floor panel. SOLUTION: A trolley 7 of a conveying carriage, guided with trolley wheels 61 , 62 by a pair of right/left upper part guide rails 2 laid in a lower surface of a floor panel 1, is moved to run by towing a dog 14 with an endless chain 5 circulated to be guided by a lower part guide rail 4. A swivel member 43 pivotally supported through a pivotal shaft 42 to the one upper guide rail 2 has a detection member 50 appearing in a moving route of a dog support part 27 of the trolley 7 and an operating member 48 capable of coming into contact with a detector piece 52 of a limit switch 51. The conveying carriage leads to a prescribed position, when the dog support part 27 presses the detection member 50, the swivel member 43 is swiveled, an operator piece 52 is pressed by the operating member 48, the limit switch 51 is turned on.</p> |
