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DE2616453A1
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Mobile lifting mechanism for vehicle jack - has load lever pivoting on guide and support links attached to girder
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Workshop mobile vehicle lifting jack - has load support working in vertical guide and actuated by ram operated swinging link
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Hydraulic tailgate hoist for lorry - uses coupled hydraulic rams with compensating valve for synchronous operation of both sides of hoist
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DE2455041A1
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Hydraulic tailgate hoist for lorry - uses very short lever mounted on main lever to provide compact support
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DE2357839A1
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Tailgate hoist for lorry having crossed support levers - with pivot points on lorry and platform in two horizontal planes
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