Apparatus for hydraulic control of the transverse sealing jaws of a packaging machine |
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| 申请号 | US33166463 | 申请日 | 1963-12-19 | 公开(公告)号 | US3266217A | 公开(公告)日 | 1966-08-16 |
| 申请人 | HAMAC HANSELLA AG; | 发明人 | DEN BOS GERRIT VAN; | ||||
| 摘要 | |||||||
| 权利要求 | 1. IN A PACKAGING MACHINE IN WHICH A TUBE OF PACKAGING MATERIAL IS DRAWN BETWEEN A PAIR OF SEALING JAWS, THE JAWS BEING MOVABLE TOWARD EACH OTHER TO CLAMP THE TUBE BETWEEN THEM AND PRODUCE A TRANSVERSE SEAL IN THE TUBE, AND AWAY FROM EACH OTHER TO RELEASE THE TUBE; HYDRAULIC APPARATUS FOR CONTROLLING SAID MOVEMENTS OF SAID JAWS COMPRISING A PISTON-CYLINDER DEVICE ALLOCATED TO EACH OF SAID JAWS, SAID JAWS BEING CONNECTED TO THE PISTONS OF THEIR RESPECTIVE DEVICES, A PISTON PUMP COMMUNUCATING WITH SAID CYLINDERS THROUGH A |
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| 说明书全文 | |||||||
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