pumping unit crank pin assembly (maintenance free)

CN310008773SActive Publication Date: 2026-05-29JIANGHAN OIL FIELD TIANTAI MECHANICAL & ELECTRICAL EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
JIANGHAN OIL FIELD TIANTAI MECHANICAL & ELECTRICAL EQUIP CO LTD
Filing Date
2025-11-06
Publication Date
2026-05-29

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Abstract

1. The name of the design product: pumping unit crank pin assembly (maintenance-free). 2. The use of the design product: for a pumping unit crank pin assembly. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.
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