| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a tube opening/closing device that ensures high sealability of a tube when the tube is closed, and high openness when the tube is open in a relatively reduced size at a low cost; and an image forming apparatus. <P>SOLUTION: A tube opening/closing device includes: a pressing member 61 that is formed to press a tube 53 to allow the tube 53 to move in a closing direction and an opening direction; a slide member 62 that presses the pressing member 61 to move in association with a slide movement of the slide member 62 in a positive direction or a reverse direction driven by driving means 64 to 66 to move the pressing member 61 in the closing direction or the opening direction; and a guide member 63 that respectively contacts the slide member 62 and the pressing member 61 to regulate the direction of movement of both members 61 and 62. <P>COPYRIGHT: (C)2013,JPO&INPIT |
