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A kind of intelligence vertical and horizontal movement system
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A kind of trigger mechanism of elevator car safety
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A kind of harbour lifting type elevator
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A kind of floating type elevator of harbour
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A kind of elevator cabin flat level position supporting device
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Two-main-machine synchronous drive elevator
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Elevator driven by four main engines synchronously
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Synchronous control system for four tractors of elevator
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Synchronous control system for double traction machines of lift
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Synchronous control system of double traction machine brakes
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Testbed for performance tests in swing state of elevator
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Connecting structure of loading platform and vertical drive device
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Four-wheel independent drive transfer trolley
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Inclined elevator counterweight without guide rail
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Lift roller guide shoe
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Counter-weight frame structure for elevator
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Levelling structure for elevator cage
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Car frame structure
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Anti-explosion elevator control cabinet
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Novel energy-saving elevator using super capacitor
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