Abstract: A seat (10) for a wheeled carriage or chair for children or disabled people, the seat having a multipart seat surface (11) and a pivotable backrest (12) connected to at least one part of the seat surface (11), such that with the pivoting of backrest (12) the position of at least one part of the seat surface is changed.

Abstract: An underspringing arrangement having elongate bar elements (10) which have a multiplicity of mounts (20) for connecting slats (11) to the bar elements (10) making it possible for the position of the slats (11) to be changed by said slats being plugged, if required, into other mounts (12) of the bar elements (10). The underspringing arrangement also makes provision for the spring properties of the elastic bar elements (10) to be changed by additional springs (45) or filler elements (39). The underspringing arrangement may be provided as a single, specific underspringing arrangement in beds or may be arranged on a conventional underspringing arrangement for beds.

Abstract: A device and method for measuring values from a person lying down and to a pressure sensor that can be used for this purpose. The invention improves the acquisition of measurement data in a mattress having sensors arranged in the region of the thorax and or sacrum by using a measurement method in which measured values from the sensors are measured and recorded continuously.