- 专利标题: Apparatus and method for formation of sealed packages
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申请号: US09801078申请日: 2001-03-06
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公开(公告)号: US06543206B2公开(公告)日: 2003-04-08
- 发明人: David Robert Seward , Michael John Cahill , Adrian Mark Hinkley , Roderick Leslie Mitchell
- 申请人: David Robert Seward , Michael John Cahill , Adrian Mark Hinkley , Roderick Leslie Mitchell
- 优先权: EP96306749 19960917; EP96308412 19961121
- 主分类号: B65B3106
- IPC分类号: B65B3106
摘要:
An apparatus and method for evacuating and sealing a bag made of a sealable material and containing a comminuted product. The bag is positioned with its open upper end around a sleeve through which a hollow probe can be extended. A pair of upper jaw members close to form an outer temporary seal above an intermediate region of the bag above the level of the surface of the charge in the bag where a permanent seal is to be formed. A pair of lower jaws members close to form an inner temporary seal about a lower region of the bag above the surface of the charge. With the probe extended through the sleeve into the bag, the bag is evacuated through the probe. After evacuation is completed and after withdrawal of the hollow probe, a pair of sealing members close against the intermediate region of the bag in order to form a permanent seal for the bag.
公开/授权文献
- US20020023411A1 Apparatus and method for formation of sealed packages 公开/授权日:2002-02-28
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