Fastening mechanism
The utility model provides a fastening mechanism, the tool comprises a scre, the screw rod is equipped with the screw head or disposes connected nut, radial protrusion in the screw rod of screw head, and nut or screw head dispose the spring shim, set up the tooth's socket on the bottom surface...
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Main Authors | , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
17.08.2016
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Subjects | |
Online Access | Get full text |
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