| 摘要 |
The present invention relates to an ordinary rotating-type caster (101) which comprises: a fixing plate (1) attached to wheels for carrying; a upper bearing (2), a rotating plate (3), and a lower bearing (21) sequentially disposed on the lower side of the fixed plate (1); a mounting plate (5) which fixes the upper bearing (2), the rotating plate (3), and the lower bearing (21) with pressure to the fixing plate (1) by binding to a bolt (4) at the center of the lower side of the fixing plate (1); and a bracket (6) which is integrally formed on both sides of the rotating plate (3) to install wheels (7). |
