Invention Grant
US08839597B2 Sealing element for heat sealing packaging material for producing sealed packages of food products pourable within a tube of packaging material
有权
用于密封包装材料的密封元件，用于生产在包装材料管内可倾倒的食品的密封包装
- Patent Title: Sealing element for heat sealing packaging material for producing sealed packages of food products pourable within a tube of packaging material
- Patent Title (中): 用于密封包装材料的密封元件，用于生产在包装材料管内可倾倒的食品的密封包装
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Application No.: US13254133Application Date: 2010-03-29
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Publication No.: US08839597B2Publication Date: 2014-09-23
- Inventor: Andrea Babini , Roland Palmquist
- Applicant: Andrea Babini , Roland Palmquist
- Applicant Address: CH Pully
- Assignee: Tetra Laval Holdings & Finance S.A.
- Current Assignee: Tetra Laval Holdings & Finance S.A.
- Current Assignee Address: CH Pully
- Agency: Buchanan Ingersoll & Rooney PC
- Priority: EP09156765 20090330
- International Application: PCT/EP2010/054081 WO 20100329
- International Announcement: WO2010/112454 WO 20101007
- Main IPC: B65B7/00
- IPC: B65B7/00 ; B29C65/00 ; B29C65/74 ; B65B9/20 ; B29C65/36 ; B65B51/30 ; B29C65/08 ; B29K711/12 ; B29L9/00 ; B29C65/18 ; B29K305/02 ; B29K23/00
Abstract:
A sealing element for heat sealing packaging material for producing sealed packages of food products which are pourable within a tube of packaging material; sealing element comprises a heater adapted to heat-seal the packaging material at spaced cross sections of tube so as to form a plurality of sealed packages, and a groove which may be engaged by a cutting element carried by a counter sealing element during a cutting operation in which a sealed package is separated from tube; sealing element comprises at least a slot which extends between groove and a first outer wall of sealing element.
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