Invention Grant
- Patent Title: Method for producing a hole
- Patent Title (中): 孔的制造方法
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Application No.: US12087720Application Date: 2006-12-29
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Publication No.: US08153923B2Publication Date: 2012-04-10
- Inventor: Thomas Beck , Nigel-Philip Cox , Silke Settegast
- Applicant: Thomas Beck , Nigel-Philip Cox , Silke Settegast
- Applicant Address: DE Munich
- Assignee: Siemens Aktiengesellschaft
- Current Assignee: Siemens Aktiengesellschaft
- Current Assignee Address: DE Munich
- Priority: EP06000406 20060110
- International Application: PCT/EP2006/070280 WO 20061229
- International Announcement: WO2007/080060 WO 20070719
- Main IPC: F01D5/18
- IPC: F01D5/18 ; B23K15/08 ; B23K26/36

Abstract:
There are a multiplicity of methods of making through-holes. In particular in the production of a multiplicity of film-cooling holes, as in gas turbine blades or combustion chamber elements, small time advantages are also important when making a hole. The method according to the invention, to make the hole close to the final contour in each case in sections in a top and a bottom region in order to then produce the final contour with other laser parameters, achieves time advantages.
Public/Granted literature
- US20090001061A1 Method For Producing a Hole Public/Granted day:2009-01-01
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