Cushion adjustment assembly for trainer, has pin, which is guided by plates to position adjusting unit on combination unit, where pin is guided to position ejection component and adjusting bar by combination unit

摘要

The assembly has a bar whose upper end is provided as a combination unit (11). An adjusting bar (20) and an ejection component (30) are rotatably installed in the combination unit. An adjusting unit (40) has two clamping plates (42) and a pin (41). The pin is guided by the plates to position the adjusting unit on the combination unit. The pin is guided to position the ejection component and the adjusting bar by the combination unit.