Abstract: An assisting apparatus for using power from a rotating member to assist the operation of a bicycle transmission includes a mounting unit; an input transmission member coupled to the mounting unit, wherein the input transmission member moves to at least a neutral position, to an upshift position and to a downshift position; and an output transmission member coupled to the mounting unit, wherein the output transmission member moves to at least a first output position and a second output position. A rotating member engaging member moves between a rotating member engaging position and a rotating member disengaging position, and a motion transmitting mechanism transmits motion from the rotating member engaging member to the output transmission member. A switching mechanism moves the rotating member engaging member to the rotating member engaging position when the input transmission member is in at least one of the upshift position and the downshift position.

Abstract: A sprocket support for a bicycle includes a first outer peripheral surface portion and a second outer peripheral surface portion. The first outer peripheral surface portion is adapted to support an inner peripheral surface of a first sprocket for rotation around an axis, wherein the first outer peripheral surface portion defines at least one radially inwardly extending spline and at least one radially outwardly extending spline. The at least one radially inwardly extending spline has a radially inner surface with a first radially inner distance from the axis, and the at least one radially outwardly extending spline has a radially outer surface with a first radially outer distance from the axis. The second outer peripheral surface portion is adapted to support an inner peripheral surface of a second sprocket for rotation around the axis, wherein the second outer peripheral surface portion defines at least one radially inwardly extending spline and at least one radially outwardly extending spline.

Abstract: A rear hub has a hub shaft and a hub outer that is configured to be mounted in a freely rotatable manner to the hub shaft. The hub outer has an outer main body and an adapter. The outer main body is arranged on the radially inward side of a sprocket, and has a first rotation preventing section that engages with an engaging section 64 of the sprocket in such a manner that the outer main body cannot rotate relative to the sprocket. The adapter is mounted in a freely rotatable manner on an adapter mounting section of the outer main body. The adapter includes a second rotation preventing section that engages with the engaging section of the sprocket in such a manner that the adapter cannot rotate relative to the sprocket.

Abstract: A bicycle hub is provided with a hub axle assembly, a hub shell and a pair of bearing units. The hub axle assembly basically has a hub axle washer, a bicycle hub axle and a washer retaining portion or member. The hub axle washer includes an outer peripheral surface and an inner peripheral surface defining an axle receiving opening. The bicycle hub axle includes a shaft portion and a head portion with the washer retaining member or portion being located on the shaft portion to retain the hub axle washer on the shaft portion. In the preferred embodiment, the washer retaining portion or member is a resilient member in the form of a flexible O-ring.

Abstract: A bearing apparatus for a bicycle hub comprises a bearing member and a lock member. The bearing member comprises an inner peripheral surface for receiving a hub spindle therein, a bearing surface for engaging a bearing, and an interlock portion. The first lock member comprises an inner peripheral surface for receiving the hub spindle therein and a mating portion for engaging the interlock portion of the bearing member so that the bearing member is nonrotatably fixed relative to the first lock member.

Abstract: A bicycle hub is provided with a hub axle, a hub shell and a pair of bearing units. Each of the bearing units has an inner race supported on one axle end of the hub axle, an outer race threadedly coupled to an inner tubular surface of the hub shell, and a plurality of first rolling members disposed between the inner and outer races. Preferably, a first stopper ring is coupled to one of the first inner and outer races to form an axial abutment that is arranged to contact the other of the first inner and outer races to prevent axial separation of the first inner and outer races prior to installation of the bearing unit between the hub axle and the hub shell.

Abstract: A sprocket is adapted to be mounted to a sprocket support that rotates around an axle. The sprocket comprises a sprocket body having a side surface and an inner peripheral surface defining a sprocket-mounting opening, wherein at least one portion of the inner peripheral surface is adapted to contact the sprocket support. At least one lateral projection extends laterally from the side surface of the sprocket body in close proximity to the at least one portion of the inner peripheral surface that is adapted to contact the sprocket support.

Abstract: A bicycle hub dynamo comprises a hub spindle adapted to be mounted to a frame of the bicycle; a hub body disposed around the hub spindle, wherein the hub body has a pair of axially spaced hub flanges; a plurality of bearings disposed between the hub body and the hub spindle for rotatably supporting the hub body relative to the hub spindle; and a generator disposed between the hub body and the hub spindle, wherein the generator generates electricity in response to rotation of the hub body relative to the hub spindle. A freewheel is disposed on a first side of the hub body, wherein the freewheel is adapted to mount a plurality of sprockets.

Abstract: An assisting apparatus for using power from a rotating member to assist the operation of a bicycle transmission includes a mounting unit; an input transmission member coupled to the mounting unit, wherein the input transmission member moves to at least a neutral position, to an upshift position and to a downshift position; and an output transmission member coupled to the mounting unit, wherein the output transmission member moves to at least a first output position and a second output position. A rotating member engaging member moves between a rotating member engaging position and a rotating member disengaging position, and a motion transmitting mechanism transmits motion from the rotating member engaging member to the output transmission member. A switching mechanism moves the rotating member engaging member to the rotating member engaging position when the input transmission member is in at least one of the upshift position and the downshift position.

Abstract: A bicycle hub assembly has a hub axle with a nut, a hub shell rotatably support the hub axle by a bearing assembly disposed between the hub axle and the hub. The hub axle and the nut form a bicycle hub axle assembly that is especially configured to permit easy removal and/or installation of a rear derailleur. The hub axle includes a shaft portion having a threaded section at a first axle end and a head portion fixed to a second axle end. The nut has a body portion with a projection extending axially from a frame engaging surface, and a threaded bore threadedly engaged with the threaded section of the shaft portion to secure the bicycle hub axle assembly to the bicycle frame. The projection is configured to engage a slot in a bicycle frame to prevent rotation of the nut relative to the bicycle frame.

Abstract: A bicycle disc brake hub is provided with a hub axle, a hub shell, a first spoke attachment portion, a second spoke attachment portion and a brake rotor attachment portion disposed adjacent the first spoke attachment portion. The first spoke attachment portion has a plurality of first spoke holes, while the second spoke attachment portion has a plurality of second spoke holes. The first spoke attachment portion is disposed at the first hub shell end, while the second spoke attachment portion is disposed at the second hub shell end. The brake rotor attachment portion has a plurality of axially extending rotor mounting holes with predetermined diameters and center axes spaced a second radial distance from the center axis of the hub axle. The first spoke attachment portion and the brake rotor attachment portion are arranged relative to each other such that spokes can easily be installed into the first spoke holes.

Abstract: A bicycle hub includes a hub axle, a hub body and a sprocket support member. The hub axle has first and second portions releasably coupled together. The hub body has an outer tubular portion, a first engagement portion coupled to the outertubular portion and an interior passageway. The first portion of the hub axle is rotatably supported in the interior passageway. The first engagement portion is formed with a first meshing surface. The sprocket support member is mounted on the second portion of the hub axle and has a second engagement portion formed with a second meshing surface non-rotatably engaged with the first meshing surface. The first and second meshing surfaces are so dimensioned to overlap to prevent axial separation without relative rotation occurring between the first and second engagement portions.

Abstract: A bicycle disc brake hub is provided with a hub axle, a hub shell, a first spoke attachment portion, a second spoke attachment portion and a brake rotor attachment portion disposed adjacent the first spoke attachment portion. The first spoke attachment portion has a plurality of first spoke holes, while the second spoke attachment portion has a plurality of second spoke holes. The first spoke attachment portion is disposed at the first hub shell end, while the second spoke attachment portion is disposed at the second hub shell end. The brake rotor attachment portion has a plurality of axially extending rotor mounting holes with predetermined diameters and center axes spaced a second radial distance from the center axis of the hub axle. The first spoke attachment portion and the brake rotor attachment portion are arranged relative to each other such that spokes can easily be installed into the first spoke holes.

Abstract: A bicycle hub basically includes a hub axle, a hub body, a sprocket support member and an engagement member. The hub axle has first and second portions releasably coupled together. The hub body has an outer tubular portion and an interior passageway. The first portion of the hub axle is rotatably supported in the interior passageway. The sprocket support member is mounted on the second portion of the hub axle. The engagement member non-rotatably couples the outer tubular portion to the sprocket support member in an engaged position and is axially movable by the hub axle between the engaged position and a disengaged position. The hub body can be separated from the sprocket support member when the engagement member is in the disengaged position and the first and second portions of the hub axle are released from each other.

Abstract: An input clutch lubrication control apparatus for an automatic transmission, including an oil pump, a sleeve, an input shaft rotatably supported by the sleeve, an electromagnetic input clutch drivingly coupled with the input shaft upon being applied, first and second lubrication circuits fluidly communicating the electromagnetic input clutch with the oil pump, and a controller programmed to control the first and second lubrication circuits to regulate an amount of the lubricating oil fed to the electromagnetic input clutch. First lubrication circuit includes an annular space between the input shaft and the sleeve. Second lubrication circuit includes an axial bore of the input shaft.

Abstract: A first clutch (2) is connected to an engine (1) of a hybrid vehicle. A motor/generator (6) is connected to an output shaft (4) of the first clutch (2) through a planetary gear set (3). A second clutch (10) is provided which connects an input shaft (5) of an automatic transmission (7) to the output shaft (4) so as to move the vehicle forward, and which connects the input shaft (5) to the motor/generator (6) so as to move the vehicle rearward. The second clutch (10) preferably comprises a dog clutch. When the vehicle commences forward motion, the torque of the motor/generator which is input to the automatic transmission (7) can be increased since the planetary gear set (3) decreases the rotation speed of the motor/generator (6) and transmits it to the output shaft (4).

Abstract: A bicycle hub includs a hub axle, a hub body, a sprocket support member and a spacer. The hub axle has first and second portions threadedly coupled together via a first threaded connection. The hub body has an outer tubular portion and an interior passageway with the first portion of the hub axle rotatably supported therein. The sprocket support member is releasably and non-rotatably coupled to the outer tubular portion and is mounted on the second portion of the hub axle. The spacer is non-rotatably and axially movably supported on the first portion of the hub axle and is threadedly coupled to the hub body via a second threaded connection. The first and second threaded connections are configured such that rotation of the hub axle to release the first and second portions causes the spacer to move axially toward the hub body.

Abstract: A bicycle hub is provided that includes a hub axle, a hub body, a sprocket support member and a spacer. The spacer is movable to allow the hub body to be axially separated from the freewheel without removing the freewheel from the rear fork of the bicycle. The hub axle has a first portion and a second portion releasably coupled to the first portion. The hub body has an outer tubular portion and an interior passageway with the first portion of the hub axle rotatably supported therein. The sprocket support member has a portion releasably and non-rotatably coupled to the outer tubular portion of the hub body. The sprocket support member is mounted on the second portion of the hub axle. The spacer is supported on the first portion of the hub axle adjacent a free end of the hub body. The spacer has a spacing portion and is configured to move in a transverse direction relative to the hub axle between a first position and a second position without removing the first portion of the hub axle from the hub body.

Abstract: A bicycle hub includes a hub axle, a hub body and a sprocket support member. The hub axle has first and second portions releasably coupled together. The hub body has an outer tubular portion, a first engagement portion coupled to the outer tubular portion and an interior passageway. The first portion of the hub axle is rotatably supported in the interior passageway. The first engagement portion is formed with a first meshing surface. The sprocket support member is mounted on the second portion of the hub axle and has a second engagement portion formed with a second meshing surface non-rotatably engaged with the first meshing surface. The first and second meshing surfaces are so dimensioned to overlap to prevent axial separation without relative rotation occurring between the first and second engagement portions.

Abstract: A bicycle hub basically includes a hub axle, a hub body, a sprocket support member and an engagement member. The hub axle has first and second portions releasably coupled together. The hub body has an outer tubular portion and an interior passageway. The first portion of the hub axle is rotatably supported in the interior passageway. The sprocket support member is mounted on the second portion of the hub axle. The engagement member non-rotatably couples the outer tubular portion to the sprocket support member in an engaged position and is axially movable by the hub axle between the engaged position and a disengaged position. The hub body can be separated from the sprocket support member when the engagement member is in the disengaged position and the first and second portions of the hub axle are released from each other.