Enlarge focusing button of wireless miniature projecting apparatus vertical turn gear

The utility model discloses an enlarge focusing button of wireless miniature projecting apparatus vertical turn gear, including frame, first gear, second gear, third gear and fourth gear, fixed first gear in the frame, first gear meshes with the second gear mutually, and the second gear is through t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WANG XINLONG, SUN XIANGXI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES THEREFOR APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY PHOTOGRAPHY PHYSICS
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Beschreibung
Zusammenfassung:	The utility model discloses an enlarge focusing button of wireless miniature projecting apparatus vertical turn gear, including frame, first gear, second gear, third gear and fourth gear, fixed first gear in the frame, first gear meshes with the second gear mutually, and the second gear is through taking turns hub connection third gear, and the third gear meshes with the fourth gear mutually, and the fourth gear is through wheel hub connection focusing knob. Compared with the prior art, the utility model discloses sensitivity is high, and the practicality is strong, convenient to use, swift.