Patent ID: 9419609
Filing Date: 2016-08-16
CPC Classification: H03K

Claim Text:
1. A bridge circuit with an improved fail-safety, the bridge circuit comprising: a first electrical load with a first contact terminal and a second contact terminal; a first series circuit with a first switch and second switch, the first series circuit being connected to a first node and to a second node; a second series circuit with a third switch and a fourth switch, the second series circuit being connected to a third node and to a fourth node; a third series circuit with a fifth switch and a sixth switch, the third series circuit being connected to the second node and to a fifth node; and a fourth series circuit with a seventh switch and an eighth switch, the fourth series circuit being connected to the fourth node and to a sixth node, wherein the first node and the third node are connected to a supply voltage, wherein the fifth node and the sixth node are connected to a reference voltage, and wherein the first contact terminal is connected to the second node, and the second contact terminal is connected to the fourth node.