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US 2004/0016675 A1Published application
Self-lifting apparatus for box cover
AssigneeShyh Ru Metallic Industrial Corp.
InventorWei Yu Chang
Life of this patent
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Abstract
An improved self-lifting apparatus for box cover comprising a -shaped bar provided on the box cover with both ends bended to accommodate elastic component. The elastic component is provided with extended arms on both ends, one end pressing the -shaped bar and the other end being inserted into the hole of the box, thereby simplifying the production procedure and allowing box cover to be lifted automatically. With the elastic component, the -shaped bar can be used as file holder in the box and the box can be used for a longer period of time.
Claims3
An improved self-lifting apparatus for box cover, comprising:
- a -shaped bar provided on the box cover with both arms bended to accommodate elastic component, and the elastic component is provided with extended arms on both ends, one end pressing the -shaped bar and other end inserted into the hole of the box, thereby facilitating the assembly process and allowing the box cover to be lifted automatically. With the elastic component, the -shaped bar can be used as file clip in the box and the box cover can be used for a longer period of time.
Dependencies are inferred from the claim text.