Invention Grant
- Patent Title: Method for manufacturing enclosures of a sheet material and an enclosure of a sheet material
- Patent Title (中): 用于制造片材的外壳和片材的外壳的方法
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Application No.: US11990556Application Date: 2006-06-12
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Publication No.: US08151616B2Publication Date: 2012-04-10
- Inventor: Ari Isomäki
- Applicant: Ari Isomäki
- Applicant Address: FI Porvoo
- Assignee: Ensto Finland Oy
- Current Assignee: Ensto Finland Oy
- Current Assignee Address: FI Porvoo
- Agency: Ware, Fressola, Van Der Sluys & Adolphson LLP
- Agent Alfred A. Fressola
- Priority: FI20050824 20050815
- International Application: PCT/FI2006/000190 WO 20060612
- International Announcement: WO2007/020319 WO 20070222
- Main IPC: B21D31/00
- IPC: B21D31/00 ; B21D11/10 ; B65D6/28

Abstract:
The invention relates to a method for manufacturing an enclosure of a sheet material and to an enclosure of a sheet material, which is manufactured of a sheet blank, of which the sides and the base of the enclosure have been folded, and the seams have been joined together. At least one corner to be folded of the enclosure is cut open from a part of the range in the sheet blank so that the unopened section corresponds to the smallest dimension to be folded in the product series of enclosures.
Public/Granted literature
- US20090173742A1 Method for manufacturing enclosures of a sheet material and an enclosure of a sheet material Public/Granted day:2009-07-09
Information query