A stacker crane (3; 3A) which prevents an increase in facility cost while lightening a mast (12; 12a) and transfers an article (2) to a target position. The stacker crane (3; 3A) includes a traveling carriage (11) having a carriage drive unit (11a) and traveling on a track (4) provided on a ceiling (5) of a facility, a mast (12; 12a) suspended from the traveling carriage (11), an elevating platform (13) vertically movable and guided along the mast (12; 12a), a transfer unit (14) transferring an article (2), a stopper (15) for fixing the mast (12; 12a), a switching unit (35) for switching a state of the mast (12; 12a) between a fixed and a released state by the stopper (15), in which the switching unit (35) releases the fixing of the stopper (15) to allow a lower part of the mast (12; 12a) to follow an upper part of the mast (12; 12a) in the traveling direction when the carriage drive unit (11a) drives the traveling unit (11), the stopper (15) fixes the mast (12; 12a) when the carriage drive unit (11a) stops the traveling carriage (11).
STACKER CRANE
STAPELKRAN
PONT STOCKEUR
2025-04-02
Patent
Electronic Resource
English
IPC: | B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS , Transport- oder Lagervorrichtungen, z.B. Förderer zum Laden oder Abladen / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / H01L Halbleiterbauelemente , SEMICONDUCTOR DEVICES |