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US 11,142,283 B2Granted
Bicycle drive unit
AssigneeShimano Inc.
InventorsShinichiro Noda, Yoshinori Iino, Takuya Edamura, Kento Mitsuyasu, Takaaki Fujiwara
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AssigneeShimano Inc.
InventorsShinichiro Noda, Yoshinori Iino, Takuya Edamura, Kento Mitsuyasu, Takaaki Fujiwara
Estimating the term…
A method for mounting a bicycle drive unit to a frame of a bicycle, in which the bicycle drive unit includes a housing, a crankshaft and a propulsion assist motor. The housing has a first portion and a second portion. The crankshaft is provided to the first portion. The propulsion assist motor is provided to the second portion and includes a rotational axis extending in a direction intersecting a direction in which the crankshaft extends. The method includes a first step of arranging the first portion at a position for mounting the first portion on the frame, and a second step of rotating the housing about an axis parallel to a rotational axis of the crankshaft and inserting the second portion into an opening of the frame after the first step.
A bicycle drive unit mounting method for mounting a bicycle drive unit to a frame of a bicycle, in which the bicycle drive unit includes a housing having a first portion and a second portion, a crankshaft provided to the first portion, and a propulsion assist motor provided to the second portion, the propulsion assist motor including a rotational axis extending in a direction intersecting a direction in which the crankshaft extends, the method comprising:
A bicycle frame on which a bicycle drive unit is configured to be mounted, the bicycle drive unit including a housing having a first portion and a second portion, a crankshaft provided to the first portion, and a propulsion assist motor provided to the second portion, the propulsion assist motor including a rotational axis intersecting a direction in which the crankshaft extends, the bicycle frame comprising:
A bicycle frame on which a bicycle drive unit is configured to be mounted, the bicycle drive unit including a housing having a first portion and a second portion, a crankshaft provided to the first portion, and a propulsion assist motor provided to the second portion, the propulsion assist motor including a rotational axis intersecting a direction in which the crankshaft extends, the bicycle frame comprising:
Dependencies are inferred from the claim text.