Mechanical height memory device for an air-suspended vehicle seat and air-suspended vehicle seat with such a device

摘要

A mechanical height-memory device for an air-suspended vehicle seat, comprising a control plate (6) having a first pivot (12) for pivotal connection to a support plate (33) and a first spring (10) disposed between the control plate (6) and support plate (33); wherein the control plate (6) has a second axis of rotation (13) for pivotable connection with a latching lever (2) and on which a first switch (5) is arranged, which is dependent on its pivotal position relative to the control plate (6) by the latching lever (2). is operable; wherein the latching lever (2) has a first part (2a) and a second part (2b), both of which are pivotable relative to each other against the force of a second spring (9) about the second axis of rotation (13); wherein between the first part (2a) of the locking lever (2) and the control plate (6), a third spring (8) is arranged; wherein an articulation point for an actuating element (1) and an actuating portion (20) for actuating a first venting valve (4) of an air spring (11) of the vehicle seat are formed on the first part (2a) of the latching lever (2); wherein on the second part (2b) of the locking lever (2) has a portion with saw teeth (18) is formed; wherein a locking segment (3) via the first axis of rotation (12) pivotally connected to the control plate (6) is connected; the detent segment (3) having teeth (21) matched to the saw teeth (18) opposite the saw teeth (18) and saw teeth (18) and teeth (21) either engaged or disengaged; wherein the locking segment (3) has a connecting arm (22) having at its free end a connecting device (25) for pivotal connection with a second pair of scissors (36) of the vehicle seat; wherein the control plate (6) comprises a control device (14) for controlling a second switch (7) which is arranged on the carrier plate (33).