Fremgangsmåde til justering af en bundkonstruktion til en seng eller lignende

摘要

A method of controlling the coordinated raising of support portions (1a,1b,1c) of a base support for a bed or the like, the base support having a back-support portion (1a) for raising the back of a subject lying thereon and a leg-support portion (1b) for raising the knee of a subject lying thereon, in which the respective support portions are provided with respective lifting mechanisms, characterised in that when the back-support portion (1a) is in a non-raised position relative to the base support, the lifting of the leg-support portion (1b) is initiated and at a selected time later, the raising of the back-support portion (1a) is initiated, the leg-support portion (1b) and back-support portion (1a) each being raised to respectively preset positions.