Novel bull -dozer instrument
The utility model relates to a novel bull -dozer instrument, including the meter housing body, the central zone of casing is equipped with the display screen, the casing is inside to be equipped withthe instrument circuit board, including control chip U, a switching diode chip U1, the 2nd switching...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model relates to a novel bull -dozer instrument, including the meter housing body, the central zone of casing is equipped with the display screen, the casing is inside to be equipped withthe instrument circuit board, including control chip U, a switching diode chip U1, the 2nd switching diode chip U2, first low tension side switch chip U3 and second low tension side switch chip U4 onthis instrument circuit board, the circuit board has an input and two outputs, the input with control chip U connects, the first low tension side switch chip U3 of first output connection, first low tension side switch chip U3 connects a switching diode chip U1, a switching diode chip U1 connects control chip, second low tension side switch chip U4 is connected to the second output, second low tension side switch chip U4 connects the 2nd switching diode chip U2, the 2nd switching diode chip U2 connects control chip.
本实用新型涉及种新型推土机仪表，包括仪表壳体，壳体的中心区域设有显示屏；所述壳体内部设有仪表电路板，该仪表电路板上包括控制芯片U、第开关二极管芯片U1、第二开关二极管芯片U2、第低压侧电源开关芯片U3以及第二 |
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