That prevents that needle body drops prevents bird faller

The utility model relates to a that prevents that needle body drops prevents bird faller, including the faller that is used for bearing the installation needle body, the faller on be provided with the fixed ear that is used for fixed faller, the needle body pass through spherical hinge structure and...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: HAN NIANLONG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to a that prevents that needle body drops prevents bird faller, including the faller that is used for bearing the installation needle body, the faller on be provided with the fixed ear that is used for fixed faller, the needle body pass through spherical hinge structure and install on the faller, spherical hinge structure including set up on the faller the hinge bowl with set up the bulb on the needle body, the hinge bowl be the column groove, and install in the hinge bowl and to press from both sides tight clamping piece to the bulb, the clamping piece be spherical face clamping piece, the clamping piece whole for and the column body that agrees with of hinge bowl, and the clamping piece has a ball head groove from the upside towards interior fretwork, just the clamping piece is made in order to have elastic rubber materials, set up on the faller be the hinge bowl medial surface of column groove structure on lean on its upper end to be provided with the catch ring platform one, and