| 摘要 |
PROBLEM TO BE SOLVED: To improve convenience by making putting in and out to a cooler box possible as one remains to take a seat thereon even when it is used as a seat during fishing or the like, and to improve ease-of-use by facilitating to take out a stored article of the lower side even when a lot of the stored articles are stored under a piled condition in the cooler box. SOLUTION: For the constitution of cooler boxes 1a and 1b which have a box main body part 2 with an opening part Pf opened upward, and a lid part 3 openably and closeably provided on the opening part Pf through hinge parts 4..., an auxiliary opening part Ps opened sideways is provided on the side face part 2s of the box main body part 2, and an openable and closeable side door part 5 is provided on this auxiliary opening part Ps through hinge parts 6.... COPYRIGHT: (C)2006,JPO&NCIPI
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