Invention Grant
- Patent Title: Device for illuminating the stope support at a longwall face
- Patent Title (中): 用于在长墙面上照亮停止支撑的装置
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Application No.: US10554979Application Date: 2004-04-15
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Publication No.: US07659675B2Publication Date: 2010-02-09
- Inventor: Willi Kussel
- Applicant: Willi Kussel
- Applicant Address: DE Essen
- Assignee: Tiefenbach Control Systems GmbH
- Current Assignee: Tiefenbach Control Systems GmbH
- Current Assignee Address: DE Essen
- Agency: Alston & Bird LLP
- Priority: DE10319934 20030502
- International Application: PCT/DE2004/000779 WO 20040415
- International Announcement: WO2004/097177 WO 20041111
- Main IPC: H05B37/00
- IPC: H05B37/00
Abstract:
The light sources for illuminating the stope support at a longwall face are operated at low voltage, connected to the control network device, for low voltage supply of the system controllers. LEDs are particularly suitable as light sources. Measures for avoiding an impairment of the function of the system controllers are disclosed.
Public/Granted literature
- US20070052374A1 Device for illuminating the stope support at a longwall face Public/Granted day:2007-03-08
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