| 摘要 |
<p>PURPOSE:To release the locking smoothly, to make the place of each lock releasing clear, and to improve a front cover lock releasing operation, by providing a lock releasing means to rotate a lever in the direction to release the locking by rotating an operating member, to the front side of a front cover. CONSTITUTION:In order to release a locking by a lock releasing means 5, an operating member 51 is rotated in the direction of the black arrow by holding a handle 51b. As a result, a lock releasing shaft 62 held by a shaft holder 51c of the operating member 51 is moved to the front side of a front cover 3 in a long hole 3b shown as white arrow, and following that, a lock lever 41 is rotated clockwise around a support shaft 40 as the center against the energizing force of a spring. And the engagement between a hook 41a at the tip of the lever 41 and an engaging pin 42 is released to release the locking of the front cover 3. Then, by opening the front cover 3 by rotating around a support axis 2 shown as an alternate long and two short dashes line, the inside of a device main body 1 is opened to the outer side, and the displacement and the maintenance of the roll papers R can be carried easily.</p> |
