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US 10,239,580 B2Granted
Bicycle frame with front derailleur mounting structure
AssigneeShimano Inc.
InventorsAtsuhiro Emura, Kenkichi Inoue
Life of this patent
Estimating the term…
Abstract
A bicycle frame includes a first frame member and a second frame member configured to be pivotally connected to the first frame member about a pivot axis. The first frame member includes a threaded hole, through which a fixing bolt for fixing a mounting member of a bicycle front derailleur to the first frame member passes, and an abutting portion configured to restrict rotation of a mounting member of a bicycle front derailleur around the fixing bolt by abutting the mounting member. The threaded hole is located on a front side of the pivot axis.
Claims6
A bicycle frame comprising:
- a first frame member and
- a second frame member configured to be pivotally connected to the first frame member about a pivot axis, wherein
- the first frame member includes a threaded hole through which a fixing bolt for fixing a mounting member of a bicycle front derailleur to the first frame member passes and includes an abutting portion configured to restrict rotation of the mounting member around the fixing bolt by abutting the mounting member of the bicycle front derailleur,
- the threaded hole is located on a front side of the pivot axis, and
- the abutting portion is located on the front side of the pivot axis.
2 more elements
A bicycle frame comprising:
- a second frame member and
- a first frame member configured to be pivotally connected to the second frame member about a pivot axis, wherein the second frame member includes a bottom bracket hanger to which a bottom bracket is attached, wherein
- the first frame member includes a first threaded hole through which a first fixing bolt for fixing a mounting member of a bicycle front derailleur to the first frame member passes and includes second threaded hole through which a second fixing bolt for fixing a mounting member of a bicycle front derailleur to the first frame member passes, and
- the first and second threaded holes are located on a front side of the pivot axis.
1 more element
Dependencies are inferred from the claim text.