Moveable saddle-shaped prefabricated board die
The utility model relates to a moveable saddle-shaped precast slab die. The utility model comprises a stretching bed 4 which is provided with a steel reinforcement perforation 3, a saddle-shaped template 1 which forms a negative gauss hyperbolical paraboloid, a frame 9, a supporting riser 6, a reinf...
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Format: | Patent |
Sprache: | eng |
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