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Patent Agency Ranking
公开(公告)号：US3158799A
公开(公告)日：1964-11-24
申请号：US314360
申请日：1960-01-18
Applicant: GEN ELECTRIC
Inventor： KELLEY JR FRED W , LEZAN GEORGES R , RETTIG CHARLES E
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2.发明授权
公开(公告)号：US3560835A
公开(公告)日：1971-02-02
申请号：US3560835D
申请日：1969-01-03
Applicant: GEN ELECTRIC
Inventor： RETTIG CHARLES E
Abstract: POWER CONVERSION APPARATUS USING ELECTRIC VALVES TO CONTROL THE POWER DELIVERED FROM A SOURCE OF ELECTRICITY TO A LOAD CIRCUIT IS PROTECTED FROM COMMUTATION FAILURE BY PROVIDING MEANS RESPONSIVE TO THE APPARATUS OPERATING WITH A MARGIN ANGLE THAT IS SMALLER THAN A DESIRED MINIMUM FOR ACTIVATING MEANS FOR ADDING CAPACITANCE TO THE LOAD CIRCUIT. IN ONE FORM OF THE INVENTION, A REDUCED-SCALE, INCREASED-SENSITIVITY MIMIC CONVERSION APPARATUS IS USED TO DETECT INCIPENT COMMUTATION FAILURE.
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公开(公告)号：US2657337A
公开(公告)日：1953-10-27
申请号：US30078452
申请日：1952-07-24
Applicant: GEN ELECTRIC
Inventor： MULHERN MARVIN J , RETTIG CHARLES E
IPC: H02M1/02
CPC classification number: H02M1/02
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4.发明授权Saturable reactor pulse generator triggered by switch with adjustable bias for plural de-phased a.-c. inputs 失效饱和电抗器脉冲发生器由具有可调偏置的开关触发，用于多个去相位a.c. 输入
公开(公告)号：US3086129A
公开(公告)日：1963-04-16
申请号：US12059061
申请日：1961-06-29
Applicant: GEN ELECTRIC
Inventor： KELLEY JR FRED W , LEZAN GEORGES R E , RETTIG CHARLES E
IPC: H03K3/57
CPC classification number: H03K3/57
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公开(公告)号：US2955233A
公开(公告)日：1960-10-04
申请号：US85416159
申请日：1959-11-19
Applicant: GEN ELECTRIC
Inventor： PALEY JAMES J , RETTIG CHARLES E
IPC: H02M1/02
CPC classification number: H02M1/02
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