Invention Grant
- Patent Title: Method and device for producing filter inserts
- Patent Title (中): 生产滤芯的方法和装置
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Application No.: US12713575Application Date: 2010-02-26
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Publication No.: US09131797B2Publication Date: 2015-09-15
- Inventor: Herbert Gawarecki
- Applicant: Herbert Gawarecki
- Applicant Address: DE Minden
- Assignee: Melitta Europa GmbH & Co. KG
- Current Assignee: Melitta Europa GmbH & Co. KG
- Current Assignee Address: DE Minden
- Agency: Roberts Mlotkowski Safran & Cole, P.C.
- Agent David S. Safran
- Priority: EP09002757 20090226
- Main IPC: B31B1/88
- IPC: B31B1/88 ; B31B1/14 ; B31B1/60 ; B31B1/26 ; A47J31/08 ; B31D1/00 ; B31F1/07 ; B31F5/02 ; A47J31/06

Abstract:
A method and a device for producing filter inserts (1), in particular filter inserts (1) for preparing a coffee or tea filtrate, including the continuous folding (A) of a filter paper sheet (2) into a double layer (3), partially binding (B) the double layer (3) to a plurality of interconnected filter inserts (1) using at least one stamped seam (4) and separating (D) the interconnected filter inserts (1) from the filter paper sheet (2). The filter inserts (1) are provided with a label (5) after folding (A).
Public/Granted literature
- US20100216618A1 METHOD AND DEVICE FOR PRODUCING FILTER INSERTS Public/Granted day:2010-08-26
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