| 摘要 |
<p>A speedy fixing device for tubes and bars of various shapes and sizes, having two elongate upright parallel teeth plates and an engaging base. The teeth plates are fixed firmly on an object which is to be affixed to the tube or bar, and have a plurality of longitudinal teeth in two vertical parallel slots of the engaging base. The engaging base has an inverted V-shaped bottom surface to contact an upper surface of a tube or a bar. The engaging base slides inward gradually to compress tightly the tube or the bar placed under the base and between the two plates. An elastic cushion is used to inhibit slipping.</p> |
