| 摘要 |
A car wash apparatus having an overhead supported rotatable brush which is rotatable about a generally vertical axis of rotation which utilizes an improved yieldable coupling. The yieldable coupling includes an upper support plate operably connected with a drive motor, a lower support plate operably connected with the rotatable brush, three or more rigid connecting members radially disposed about the vertical axis of rotation and biasing means for biasing the plates apart from each other.
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