Freight elevator lifting boom (large span, large tonnage universal drive shaft)

CN310220550SActive Publication Date: 2026-09-22LINYI LANSHAN DISTRICT YINGRUN MACHINERY EQUIPMENT PROCESSING FACTORY
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Patent Information

Application Number
CN202630176786.6
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2026-04-15
Publication Date
2026-09-22
Estimated Expiration
2041-04-15

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Abstract

1. Name of the product in this design: Freight elevator lifting boom (large span, large tonnage universal drive shaft). 2. Purpose of this design: To connect with the drive end of a hydraulic cylinder to drive the car to rise and fall. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.
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