| 摘要 |
A wheel support structure for a cart, such as a wheelbarrow. The structure includes two separate wheel axes each carrying a wheel (B), Each wheel axis is mounted on a holding arm (16), which is pivotable 180.degree. about a vertical frame portion (14), whereby the pair of wheels can be shifted between inner and outer positions. Upper and lower plate members (20,21), forming bearing flange members, are fastened to the vertical frame portion (14) and to a vertical stud portion (15) of the holding arm (16), respectively, and are selectively securable to each other in order to lock the associated wheel in the respective inner or outer position. Figs. 1 and 5a
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