An apparatus (10) is provided for controllably operating at least one solenoid coil (12) in a battery operated system. The mean voltage applied to the coil (12) is controlled in response to at least the battery voltage, facilitating the use of various battery voltages with a single voltage coil (12). The apparatus (10) is readily adapted for controlling multiple coils (12) and is digital in design.
申请公布号
DE3378804(D1)
申请公布日期
1989.02.02
申请号
DE19833378804
申请日期
1983.11.17
申请人
CATERPILLAR INDUSTRIAL INC.
发明人
WIBLIN, WAYNE, T.;PICKERING, WILLIAM;HENRICKS, GWENNE, A., EDDY