System for retaining the selected angular position of two pieces that rotate relative to one another such as vehicle seat control mechanisms, comprises a spring loaded cam assembly

摘要

The retention system comprises of slide block (24) mounted on a spring assembly (25) and engaging a first toothed section (6). The toothed section engages the second piece via the same type of engagement means. A cam unit (28) enables the toothed sections to be selectively engaged and disengaged.