Invention Grant
- Patent Title: Flashlight for alarm systems
- Patent Title (中): 手电筒报警系统
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Application No.: US12666906Application Date: 2008-06-13
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Publication No.: US08217580B2Publication Date: 2012-07-10
- Inventor: Max Grimm , Kurt Müller , Antonio Pedrosa , Hansjürg Wälti
- Applicant: Max Grimm , Kurt Müller , Antonio Pedrosa , Hansjürg Wälti
- Applicant Address: DE Munich
- Assignee: Siemens Aktiengesellschaft
- Current Assignee: Siemens Aktiengesellschaft
- Current Assignee Address: DE Munich
- Agent Laurence A. Greenberg; Werner H. Stemer; Ralph E. Locher
- Priority: EP07111333 20070628
- International Application: PCT/EP2008/057495 WO 20080613
- International Announcement: WO2009/000681 WO 20081231
- Main IPC: H01J1/60
- IPC: H01J1/60
Abstract:
A flashlight for alarm systems includes a light source containing at least one light emitting diode and a circuit which controls said light source. The circuit has a feed supply, a current converter, and flash control device. The current converter, the light source, and the flash control device are connected in series. The current converter includes a control unit, an inductor, an induction stop, and a resistor which are connected in series. The flash control device includes at least one switch for actuating the light source and a microprocessor for controlling the at least one switch.
Public/Granted literature
- US20100264840A1 FLASHLIGHT FOR ALARM SYSTEMS Public/Granted day:2010-10-21
Information query
