Chair/bed mattress upholstery position adjustment system has a motor and adjustment mechanism within a hollow lath at the base body for concealment and protection against damage and soiling

摘要

The support (2) for the upholstery of a chair and/or reclining furniture, and especially a bed mattress, has a base (4) with laths (24) and supports (8,10,12,14) which can be positioned in relation to the laths (24) of the base. At least one lath (24) is hollow or open at one side, to accommodate the position adjustment mechanism with a motor (32).