Invention Grant
- Patent Title: Induction sealing device for heat sealing packaging material for producing sealed packages of pourable food products
- Patent Title (中): 用于生产可倾倒食品的密封包装的热封包装材料的感应密封装置
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Application No.: US12666428Application Date: 2008-06-27
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Publication No.: US09174754B2Publication Date: 2015-11-03
- Inventor: Roland Palmquist , Andrea Babini , Håkan G. Andersson , Ulf Danielsson
- Applicant: Roland Palmquist , Andrea Babini , Håkan G. Andersson , Ulf Danielsson
- 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: EP07425400 20070628
- International Application: PCT/EP2008/058337 WO 20080627
- International Announcement: WO2009/000928 WO 20081231
- Main IPC: B65B51/32
- IPC: B65B51/32 ; B23K13/01 ; B65B51/30 ; B29C65/36 ; B29C65/74 ; B29C65/00 ; B65B51/22 ; B29K23/00 ; B29K71/00 ; B29K305/02 ; B29K711/12 ; B29L9/00 ; B29L31/00
Abstract:
An induction sealing device for heat sealing packaging material for producing sealed packages of pourable food products and fed in a first direction, the sealing device having an inductor device which interacts with the packaging material by at least one active surface; a supporting body made of heat-conducting material and housing the inductor device; an insert made of magnetic flux-concentrating material and housed in the supporting body; and a member made of plastic material, and having at least a first portion interposed, in the first direction, between the supporting body and the insert so as to be at least partly surrounded by the supporting body.
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