Interlocking ground covering elements and arrangements of them for mechanical laying
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Slab-type concrete building element - has notches formed parallel to side at join onto coupling eyes
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Paving slab handling truck - has grab with locking and releasing mechanism to hold jaws in open or gripping position
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Lifting and laying mechanism for paving stones - uses suction head to position stones in required pattern prior to aligning on ground
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LAYING TRUCK FOR COVERING ELEMENTS
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Highway paving slab module - interlocking briquettes connection ruptured during compaction etc.
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Composite paving structures and laying units therefor
