| 摘要 |
PROBLEM TO BE SOLVED: To improve working efficiency by changing a path for a fluid conveyance tube automatically. SOLUTION: A substrate part 37 supported turnably by a turning pin 39 and an engaging plate 36 provided to the substrate part 37 and provided with a first engaging piece 42 and a second engaging piece 43 engaging with the middle parts of an oil feeding tube 16 and an oil discharging tube 17 are turned in the direction of an arrow R<SB>2</SB>linked with shuttle foundations 31 and 32 to tense the oil feeding tube 16 and the oil discharging tube 17 inserted through a through hole 41 of the first engaging piece 42 in the direction of an arrow A or in the direction of an arrow B. With the displacement of the oil feeding tube 16 and the oil discharging tube 17 in the direction of the arrow B or in the direction of an arrow D, the second engaging piece 43 guides the paths for the oil feeding tube 16 and the oil discharging tube 17 connected with a first shuttle part 29 and a second shuttle part 30. COPYRIGHT: (C)2007,JPO&INPIT
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