Invention Grant
- Patent Title: Capacitor charge and discharge circuit for fastener welding
- Patent Title (中): 用于紧固件焊接的电容器充放电电路
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Application No.: US12641124Application Date: 2009-12-17
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Publication No.: US08410399B2Publication Date: 2013-04-02
- Inventor: Christopher Hsu , Larry Church , Jeffrey J. Krupp
- Applicant: Christopher Hsu , Larry Church , Jeffrey J. Krupp
- Applicant Address: US OH Elyria
- Assignee: Nelson Stud Welding, Inc.
- Current Assignee: Nelson Stud Welding, Inc.
- Current Assignee Address: US OH Elyria
- Agency: Gifford, Krass, Sprinkle, Anderson & Citkowski, P.C.
- Main IPC: B23K9/12
- IPC: B23K9/12
Abstract:
A capacitor discharge (CD) fastener welding circuit including: an input voltage source; a rectifier bridge of diodes receiving the input voltage source; at least two capacitor charge switches linked with the rectifier bridge; at least one capacitor linked with the at least two capacitor charge switches; and at least two capacitor discharge switches linked with the capacitor and to welding output terminals.
Public/Granted literature
- US20100170880A1 CAPACITOR CHARGE AND DISCHARGE CIRCUIT FOR FASTENER WELDING Public/Granted day:2010-07-08
Information query
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