| 摘要 |
PROBLEM TO BE SOLVED: To provide a plate spring capable of being used in a site where a spring mounting height space is small. SOLUTION: The plate spring has a plurality of protrusions on the upper and lower faces of a spring steel flat plate 3. The protrusions are beads and dowels which produce springing operation. Selective load property is produced by changing the number of the dowels or the beads. A level difference is provided between the dowel and the bead to produce non-linear spring load property. COPYRIGHT: (C)2008,JPO&INPIT
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