133results about How to "Simple and inexpensive to and assemble" patented technology

Various electrically controlled devices of a bicycle are electrically coupled together by multi-conductor electrical cords. The ends of the electrical cords have an electrical connector that mates with a corresponding electrical connector provided in one of the electrically controlled devices. Each electrical connector of the electrical cords has an electrical contact housing with electrical contacts, an outer casing molded about the electrical contact housing, and an annular sealing member formed of a resilient and compressible material. The outer casing has an attachment portion fixed to one end of the electrical contact housing and a tubular portion radially spaced from the other end of the electrical contact housing. The annular sealing member is located in an annular space formed between the tubular portion and the electrical contact housing.

The bicycle pedal includes a pedal shaft, a pedal body and an abrasive sheet coupled to a shoe engagement surface to enhance engagement of the pedal with a shoe. The pedal body is rotatably coupled to the second end of the pedal shaft. The shoe engagement surface preferably includes a recess with first and second curvatures. The first curvature has a first radius and the second curvature has a second radius larger than the first radius. The abrasive sheet is preferably coupled within the recess. Frictional characteristics are improved by a method including the steps of forming a pedal body with a recess and coupling an abrasive sheet in the recess of the pedal body. The abrasive sheet is positioned to resist peeling of the abrasive sheet from the pedal body. The pedal body can be formed of one or more pieces.

A bicycle wheel securing structure includes a shaft member, a head member, a lever member and an adjustment member. The shaft member has a first threaded end and a second end with a center axis extending therebetween. The head member is disposed on the second end of the shaft member. The lever member is operatively mounted between the shaft member and the head member to move the shaft member in an axial direction relative to the head member in response to movement of the lever member. The adjustment member is axially adjustably coupled to the head member such that an axial position of an abutment surface of the adjustment member can be adjusted relative to the shaft member.

A bicycle wheel securing structure includes a shaft member, a head member, a first wheel securing device, a second wheel securing device, a first lever member and a second lever member. The shaft member has first and second end portions and a longitudinal center axis. The head member is coupled at the second end portion. The first wheel securing device is positioned at the second end portion. The second wheel securing device positioned at least one of the first and second end portions. The first lever member is operatively connected to the first wheel securing device to move the first wheel securing device in response to movement of the first lever member. The second lever member is operatively connected to the second wheel securing device to move the second wheel securing device in response to movement of the second lever member.

A bicycle rear derailleur is provided that includes a base member, a movable member with a chain guide and a linkage mechanism. The linkage mechanism is coupled between the base member and a movable member to move the chain guide laterally. The base member is configured to be coupled to the bicycle frame. Preferably, at least part of the base member is configured and arranged to be rotatable about a pivot axis that is coincident with a center axis of a rear hub axle. Specifically, the base member preferably includes a fixing portion that is non-movably fixed to the frame and a derailleur support portion that is rotatable relative to the fixing portion. Moreover, the fixing portion preferably includes a cable support structure that is configured to support a derailleur control cable.

A bicycle control device is provided with a lever bracket and an electrical unit. The lever bracket is movably supporting the control lever. The electrical unit is coupled to the lever bracket. The lever bracket includes a bracket body and a bracket lid. The bracket body has a rearwardly located bicycle mounting portion, a control lever mounting portion and a forwardly located unit mounting portion containing the electrical unit. The bracket lid is releasably coupled to a forwardly face of the unit mounting portion of the bracket body to at least partially enclose the electrical unit in the unit mounting portion of the bracket body.

A bicycle rim is provided that includes a tire attachment portion, a spoke attachment portion and a plurality of reinforcement members. The spoke attachment portion is fixedly coupled with the tire attachment portion. The spoke attachment portion includes a plurality of circumferentially spaced attachment openings. The reinforcement members are fixedly coupled to the spoke attachment portion at the attachment openings to effectively increase the thickness of the spoke attachment portion of the rim at the attachment openings. Each of the reinforcement members is bonded to the spoke attachment portion. The through openings are aligned with the attachment openings.

A bicycle rear derailleur includes a base member, a movable member, a chain cage, a first pulley, a second pulley and a chain guard member. The base member is configured to be mounted to a bicycle. The movable member is movably coupled to the base member. The chain cage is coupled to the movable member to move between at least a first orientation and a second orientation. The first pulley is rotatably mounted relative to the movable member. The second pulley is rotatably mounted to the chain cage to move with the chain cage relative. The chain guard member is movably coupled relative to the movable member. The chain cage includes an engagement portion arranged to move the chain guard member from a first position to a second position when the chain cage is moved from the first orientation to the second orientation.

A bicycle wheel securing structure includes a shaft member, a head member, a first wheel securing device, a second wheel securing device, a first lever member and a second lever member. The shaft member has first and second end portions and a longitudinal center axis. The head member is coupled at the second end portion. The first wheel securing device is positioned at the second end portion. The second wheel securing device positioned at at least one of the first and second end portions. The first lever member is operatively connected to the first wheel securing device to move the first wheel securing device in response to movement of the first lever member. The second lever member is operatively connected to the second wheel securing device to move the second wheel securing device in response to movement of the second lever member.

A bicycle shift operating device is basically provided with a first operating member, a second operating member, a shift wire take-up element and a wire winding / release mechanism. The second operating member is operatively coupled to the first operating member to move with the first operating member during movement of the first operating member, and to move the first operating member during movement of the second operating member. The shift wire take-up element is rotated in a first rotational direction by the first operating member and in a second rotational direction that is opposite to the first rotational direction by the second operating member. The wire winding / release mechanism is operatively coupled to the shift wire take-up element and the first and second operating members to selectively hold the shift wire take-up element in one of a plurality of shift positions.

A bicycle wheel securing structure includes a shaft member, a head member, and a lever member. The shaft member has a first end portion, a second end portion and a central portion disposed between the first and second end portions with a center axis extending between the first and second end portions. The head member is disposed on the second end portion of the shaft member. The lever member is operatively mounted to move the shaft member in an axial direction relative to the head member in response to movement of the lever member. The central portion of the shaft member has a radial thickness smaller than the first and second end portions.

A bicycle rear derailleur is provided that includes a base member, a movable member with a chain guide and a linkage mechanism. The linkage mechanism is coupled between the base member and a movable member to move the chain guide laterally. The base member is configured to be coupled to the bicycle frame. Preferably, at least part of the base member is configured and arranged to be rotatable about a pivot axis that is coincident with a center axis of a rear hub axle. Specifically, the base member preferably includes a fixing portion that is non-movably fixed to the frame and a derailleur support portion that is rotatable relative to the fixing portion. Moreover, the fixing portion preferably includes a cable support structure that is configured to support a derailleur control cable.

A bicycle component positioning device includes a fixed member, an operating member and a positioning mechanism. The operating member has an input portion and an output portion. The positioning mechanism is operatively disposed between the operating member and the fixed member. The positioning mechanism includes a positioning member that is movable between a first position in which the positioning member is engaged with the fixed member and a second position in which the positioning member is disengaged from the fixed member. The positioning member is held in engagement with the fixed member in the first position by the input portion when the input portion is in an operating position. The positioning member is movable from the first position to the second position upon movement of the input portion from at least one of the operating positions.

A bicycle wheel securing structure includes an outer axle, an inner axle, a head member and a lever member. The outer axle has a first threaded end and a second end. The inner axle is coupled to the outer axle within an internal bore of the outer axle. The head member is disposed on the inner axle with the lever member operatively mounted to move the head member relative to the inner axle in response to movement of the lever member. A structure is arranged such that a final rotational position of the lever member can be adjusted. A structure is also disposed between the outer axle and the inner axle to releasably prevent axial removal of the inner axle from the internal bore of the outer axle.