| 摘要 |
<p>The blade (14), used for cutting through large sheets is held by a device (1) with two downwards pointing arms (9, 10) accommodating two guide bars (3.1, 3.2) joined to a piston (4) working in combination with a cylinder (6). The cylinder (6) is sealed against the piston with a sealing sleeve (7). A transversal element (5) joined to the guide bars (3.1, 3.2) and carrying the blade (14) is held in position by vertical slots in projections (11.1, 11.2, 12.2, 12.3) located at the basic device (1) and accommodating its lateral edges.</p> |
