Clamping element for tensioning traction unit such as chain or belt for flexible drive of internal combustion engine, has flat element functioning as friction section, arranged between leaf springs of leaf spring assembly

摘要

The clamping element (1) has a leaf spring assembly (3) whose one end is set with a pivotable bearing (9), while the other end is set with a movable bearing (10). The leaf spring assembly is included with multiple leaf springs (4) which are provided in a curved form and flatly stacked on each other in vertical direction. A flat element (5) functioning as friction section (6) is arranged in between the leaf springs. A cage made of spring steel or polymer is provided in the clamping element.