作者: Suhle-Schmidt Karl Georg
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摘要: The rotary movement of the drive wheel (3) is converted through a threaded spindle (4) and nut (5) into swivel backrest (2). axis (4a) runs parallel to or incline during rotation scanning area (7b) displaceable along guide face (6c) inclined axis. connected fixed either seat part which not holds immovable relative this part.