| 摘要 |
<p>Spacer is formed of a plastic body, which is fitted on top of a hinge (6) in the form inverted U clamped to the top of a form (2), in the middle part is formed a side, defining stop (4). On the opposite side of the stop there are two depth U-shaped stops (5) to loading a steel reinforcement (1), the plastic body is provided with the skewing (3) guiding the steel reinforcement. Spacer in concrete products is preferably solved such that the upper depth stop is at the top completed by a distance protection (7) perpendicular to the vertical arm.</p> |
