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The ornamental design for a chainless transmission unit of a bicycle, as shown and described. |
FIG. 1 is a perspective view of a chainless transmission unit of a bicycle showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a right side elevational view thereof.
Patent | Priority | Assignee | Title |
6986520, | Nov 08 2002 | Shaft driven bicycle and transmission therefor | |
D686113, | Nov 21 2012 | GOODMAN TAICANG MACHINERY CO , LTD | Transmission device for chainless bicycle |
Patent | Priority | Assignee | Title |
4846489, | Dec 31 1985 | Ernest Kleinebenne | Pedal-driven vehicle |
5078025, | Oct 29 1990 | Direct transmission system for a bicycle | |
5088340, | Mar 27 1991 | ALENAX CORPORATION | Multipurpose transmission mechanism for bicycles |
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