Patent ID: 8910755

Claim:
A self-energizing disc brake having a brake disc and fixed brake carrier, the self-energizing disc brake comprising: a caliper; an application-side brake pad having a pad pressure plate; a reaction-side brake pad, the brake pads being pressable against the brake disc; a brake application device comprising a rotary lever, a brake ram, a self-energizing mechanism, and a wear adjustment device, the brake ram coupling with the pad pressure plate and being actuatable via the rotary lever; wherein the self-energizing mechanism comprises at least one pressure ram having a front face that bears against the application-side brake pad via a split bearing, an end region of the at least one pressure ram facing the application-side brake pad being secured in a guide plate movably held in the brake carrier; and a sealing arrangement operatively configured to enclose the split bearing in an essentially non-functioning position of the self-energizing mechanism, wherein the sealing arrangement comprises a sealing ring arranged around a bearing ball located on a front face of the brake ram in a plain bearing shell of the split bearing.