Pen with cartridge capable of being changed conveniently
The utility model discloses a pen with a cartridge capable of being changed conveniently. A pen shell is divided into an upper section and a lower section, the tail end of the upper section of the pen shell is provided with a hook-shaped device capable of freely extruding inwards. When the cartridge...
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Format: | Patent |
Sprache: | chi ; eng |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
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Zusammenfassung: | The utility model discloses a pen with a cartridge capable of being changed conveniently. A pen shell is divided into an upper section and a lower section, the tail end of the upper section of the pen shell is provided with a hook-shaped device capable of freely extruding inwards. When the cartridge needs to be changed, extruding valves at left and right sides of the hook-shaped device are pressed, so that the lower section of the pen shell drops automatically, when the upper and the lower sections of the pen shell need to be connected, the extruding valves at the left and right sides of the hook-shaped device are pressed, the lower section of the pen shell is pushed into the hook-shaped device, after a hand is released, the hook-shaped device automatically is recovered to the original shape and hooks the lower section of the pen shell, so that the two sections of the pen shell are connected together. With the adoption of the scheme, the rotation process is reduced when the cartridge is changed, so as to achi |
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