Stacker crane
AssigneeMurata Machinery, Ltd.
InventorsHiroshi TANAKA, Yumiko KOMADA
Life of this patent
Estimating the term…
Abstract
A stacker crane includes a first covering body covering a sliding section of a mast and an ascending and descending unit, and providing a first space extending vertically along the mast, a second covering body providing a second space extending vertically along the mast and partitioned from the first space by a first barrier, a plurality of exhaust holes that are vertically dispersed in the first barrier and cause the first space and the second space to be in communication, and an exhaust device that is attached to the mast and expels air in the second spaces at a portion in a vertical direction.
Claims8
1-7. (canceled)
A stacker crane comprising:
- a travel unit that moves along a shelf that stores a load;
- a transfer unit that transfers the load to the shelf;
- a mast extending vertically and attached to the travel unit;
- an ascending and descending unit that slides along the mast and moves the transfer unit vertically;
- a first covering body covering a sliding section of the mast and the ascending and descending unit, and providing a first space extending vertically along the mast;
- a second covering body providing a second space extending vertically along the mast, the second space being partitioned from the first space by a first barrier;
- a plurality of exhaust holes that are vertically dispersed in the first barrier and cause the first space and the second space to be in communication;
- and
- an exhaust device that is attached to the mast and expels air in the second space at a portion in a vertical direction.
Dependencies are inferred from the claim text.