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2018
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Invention
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Suspension and lift motor systems for a plurality of elevator cabs and counterweights that move i... |
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2016
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Invention
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Vertically and horizontally mobile elevator cabins. An elevator system permitting horizontal move... |
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Invention
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System and method for controlling multiple elevator cabs in an elevator shaft. A system and metho... |
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Invention
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Independent traction drive and suspension systems for a plurality of elevator cabs and counterwei... |
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2014
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Invention
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System of elevator cabs and counterweights that move independently in different sections of a hoi... |
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Invention
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System having multiple cabs in an elevator shaft. An elevator system which utilizes four or more ... |
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Invention
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Elevators and counterweights moving independently in hoistway. An elevator system which utilizes ... |
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Invention
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System having multiple cabs in an elevator shaft and control method thereof. An elevator system w... |
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2013
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Invention
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System having a plurality of elevator cabs and counterweights that move independently in differen... |
