Battery-operated detachable structure for e.g. office chair, has force measurement unit provided between adjusting spring and heavily loaded surface, and control panel indicated for user and electrically connected with control unit

摘要

The structure has a force measurement unit provided between an adjusting spring and a loaded surface. A control unit (5) is connected with a triggering mechanism of a gas spring-valve for the position variation, where a threshold value is provided for controlling the release mechanism. A control panel (4) indicated for the user, is electrically connected with the control unit.