GRIPPERS FOR CLAMPING AND ALIGNING A LAYER OF CONCRETE PAVING BLOCKS WITH COMPOSITION ELEMENTS TO A LAYING UNIT CONTAINING A RUNNER ASSOCIATION OF THE STONES
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Hydraulically propelled paving slab laying unit - has propulsion control valves operated via bevel gears by single rotatable swivel lever
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Plaster panel laying grab - has eccentric rollers in jaws gripping panel surface
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Clamping and aligning frame for paving assembly - has frame with one cylinder for all lever connected clamping beams (NL 28.8.79)
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UNDERCARRIAGE FOR A DEVICE FOR LAYING PAVING STONE
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Grouped paving stone units laying machine - has additional wheel axle with operating lever connection
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Concrete paving slabs positioning trolley - has slide on chassis under lifting frame moved parallel to wheels axle
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METHOD AND DEVICE FOR CLAMPING AND ALIGNMENT OF A LAYER OF CONCRETE BLOCKS WITH CONNECTING ELEMENTS TO A LAYING UNIT
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Grouped paving stones unit laying assembly - has hoist with variable interval from barrow chassis
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Plaster block layer grip - has clamping members forming frame round layer and rotated simultaneously by rams
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Grouped paving stone laying vehicle - has clamp hung on bent arm hinged to load arm end
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Clamping and aligning machine forming flagstone patterns - has clamping parts arranged in staggered pattern for forming laying patterns
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Railway track concrete edge paving stone - has top surface edge stepped recess of wheel flange groove size
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Light concrete paving stone - is porous and frost resistant with uniform aggregate providing rapid drainage
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Chewing gum and other clinging paving dirt remover - comprises spray pipe with compressed water nozzles moving above surface
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Riverbank paving interlocking concrete block laying machine - with blocks pressed by individual pistons of cylinders on laying plate
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Continuous washing of fresh concrete blocks - without interrupting course of production, involves frame with multiple spray heads
DE2406688A1
Sealing installation for concrete block moulds - reduces spread of compressive strength of blocks to minimum