The invention provides a lifting spring which is simple in structure, wear-resistant, difficult to damage and convenient to mount and replace and can achieve the effects of shock absorption and noise reduction. The lifting spring comprises a support, wherein a U-shaped lifting ring is connected to the lower side of the support; a through hole is formed in the middle of the support; a lifting hook penetrates through the through hole, and a spring and a spring seat are sleeved below the support; and a thread and a locking nut are arranged at the tail end of the lifting hook.
Lifting spring
2015-05-20
Patent
Electronic Resource
English
European Patent Office | 2020
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