Patent ID: 7501592

Claim:
A weighing apparatus comprising: at least two weighing systems, each weighing system comprising: a housing; a load support; a base region fixed to the housing; two guide members that connect the load support to the base region; at least one transmission lever supported on the base region, the at least one transmission lever comprising a short lever arm and a long lever arm; and a permanent magnet system comprising at least one coil; wherein the short lever arm is configured to apply a weight force transmitted by the load support to the long lever arm, which is fixed to the at least one coil, wherein the at least one coil is configured to protrude into an air gap of the permanent magnet system, and wherein the base region comprises two subregions that are not interconnected in the individual weighing system, wherein the at least two weighing systems are interconnected such that the two subregions of one weighing system are connected to the two subregions of another weighing system such that positions of the respective subregions are fixed relative to each other.