An ergonomically designed seating apparatus having a seat and a backrest. The seat having a seat frame securable to a chassis, a seat support pivotally connected to the seat frame, and at least one first resilient member positioned between the seat frame and the seat support permitting resilient relative pivotal tilting between them. The backrest having a back frame securable to the chassis, a lumbar support connected to the back frame, a back support pivotally connected to the lumbar support, at least one second resilient member positioned along surfaces of the lumbar support and the back support permitting resilient relative pivotal tilting between them, at least one pivot arm connected to the back support configured to limit the pivotal range of motion of the back support, and at least one pivot block connected to the lumbar support configured to interact with the at least one pivot arm.
ERGONOMICALLY DESIGNED SEATING APPARATUS
ERGONOMISCH GESTALTETE SITZVORRICHTUNG
APPAREIL D'ASSISE À CONCEPTION ERGONOMIQUE
2022-05-18
Patent
Electronic Resource
English
IPC: | A47C Stühle , CHAIRS / A61G TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS , Transport, persönliche Beförderungsmittel, oder Lagerung besonders ausgebildet für Kranke oder Behinderte / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |