Bolt structure
According to the bolt structure, a bolt head comprises a step-shaped clamping block and a top block, and an elastic piece is installed on the side, back on to a screw rod, of the top block; during installation, the screw head penetrates through a through hole of a part and then is rotated by a certa...
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Main Authors | , , |
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Format | Patent |
Language | Chinese English |
Published |
19.04.2024
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Subjects | |
Online Access | Get full text |
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