TWI780707B - Electric system for bicycles - Google Patents

Abstract

To provide an electric system for a bicycle that can contribute to improvement in convenience.

An electric system for a bicycle, comprising: a first electric component, a second electric component, a first wireless communication unit, a first power supply, and a second wireless communication unit, the aforementioned first wireless communication unit and the aforementioned first power supply are At least electrically connected to the first electric component, the second wireless communication part is electrically connected to at least the second electric component, the first electric component can communicate with the first wireless communication part, the second electric component , can communicate with the aforementioned second wireless communication unit, at least the aforementioned first wireless communication unit and the aforementioned second wireless communication unit are mounted on the aforementioned bicycle without passing through the aforementioned first electric component and the aforementioned second electric component.

Description

electric system for bicycle

The present invention relates to electric systems for bicycles.

As an electric system for a bicycle, Patent Document 1 is known, for example. This electric system is to connect all operating devices, control devices, electric components and power supply by wire.

[Prior art literature]

[Patent Document]

[Patent Document 1] Japanese Patent No. 5211102

A more convenient electric system is required for the connection between the operating device, the control device, the electric unit, and the power supply, and for installation on the bicycle.

The object of the present invention is to provide a kind of electric system of bicycle, can Contribute to the improvement of convenience.

[1] The electric system of the bicycle of the present invention is: the first electric unit, the second electric unit, the first wireless communication unit, the first power supply, and the second wireless communication unit, the aforementioned first wireless communication unit and the aforementioned The first power supply is at least electrically connected to the aforementioned first electric component, the aforementioned second wireless communication unit is at least electrically connected to the aforementioned second electrical component, and the aforementioned first electrical component is capable of communicating with the aforementioned first wireless communication unit, The aforementioned second electric component can communicate with the aforementioned second wireless communication unit, and at least the aforementioned first wireless communication unit and the aforementioned second wireless communication unit are installed without passing through the aforementioned first electric component and the aforementioned second electric component. on the aforementioned bicycle.

[2] For the electric system of the aforementioned bicycle, the first wireless communication part is electrically connected to the first electric component through the first signal line, and the second wireless communication part is connected to the second electric component through the second signal line. The components are electrically connected.

[3] Regarding the electric system of the bicycle, the first power supply is mounted on the bicycle without passing through the first electric unit and the second electric unit.

[4] In the electric system of the bicycle, the first power supply, the first wireless communication unit, and the second wireless communication unit are installed at different positions on the bicycle.

[5] Regarding the electric system of the aforementioned bicycle, the aforementioned first power supply, the aforementioned first wireless communication unit, and the aforementioned second wireless communication unit are in The aforementioned bicycles are installed at different positions from each other.

[6] In the electric system of the bicycle, the first power supply is mounted on the first electric unit or the second electric unit.

[7] Regarding the electric system of the bicycle, the first power supply is mounted on the first electric unit, and the first power supply is electrically connected to the second electric unit.

[8] The electric system of the bicycle further includes a second power supply, and the second power supply is electrically connected to at least the second electric component.

[9] Regarding the electric system of the bicycle, the second power supply is mounted on the bicycle without passing through the first electric unit and the second electric unit.

[10] In the electric system of the bicycle, the first power supply, the second power supply, the first wireless communication unit, and the second wireless communication unit are installed at different positions on the bicycle.

[11] In the electric system of the bicycle, the first power supply and the first wireless communication unit, and the second power supply and the second wireless communication unit are installed at different positions on the bicycle.

[12] In the electric system of the bicycle, the second power supply is mounted on the first electric unit or the second electric unit.

[13] For the aforementioned electric system of bicycles, including: at least A first housing for at least a part of the first wireless communication unit and at least a part of the first power supply, and a second housing for at least accommodating at least a part of the second wireless communication unit, the first housing and the second housing are It is attached to the bicycle without passing through the first electric unit and the second electric unit.

[14] Regarding the electric system of the aforementioned bicycle, the aforementioned first wireless communication unit includes a first connecting portion and a first housing portion, the aforementioned first power supply includes a second connecting portion and a second housing portion, and the aforementioned first connecting portion part and the second connection part are connected so that the power from the first power supply is supplied to the first wireless communication part, and the first case part and the second case part constitute the first case part. shell.

[15] The electric system of the bicycle further includes a second power supply, the second power supply is electrically connected to at least the second electric component, and the second casing houses at least the second wireless communication unit and the second power supply.

[16] Regarding the electric system of the aforementioned bicycle, the aforementioned second wireless communication unit includes a third connecting portion and a third casing portion, the aforementioned second power supply includes a fourth connecting portion and a fourth casing portion, and the aforementioned third connecting portion part and the aforementioned fourth connection part are connected so that the electric power from the aforementioned second power supply is supplied to the aforementioned second wireless communication part, and the aforementioned second housing part and the aforementioned fourth housing part constitute the aforementioned second shell.

[17] For the electric system of the aforementioned bicycle, the aforementioned The shape of the case and the shape of the aforementioned second housing are substantially the same.

[18] In the electric system of the bicycle, the bicycle includes a frame body, and at least one of the first case and the second case is attached to the frame body.

[19] In the electric system of the bicycle, the frame body includes a chain support frame, and at least one of the first housing and the second housing is attached to the chain support frame.

[20] In the electric system of the bicycle, the frame body includes a seat tube, and at least one of the first case and the second case is attached to the seat tube.

[21] In the electric system for the bicycle, the bicycle includes a seat post, and at least one of the first housing and the second housing is attached to the seat post and the seat post.

[22] In the electric system of the bicycle, the bicycle includes a front fork, and at least one of the first housing and the second housing is attached to the front fork.

[23] Regarding the electric system of the bicycle, the bicycle includes a hub assembly, and at least one of the first housing and the second housing is attached to the hub assembly.

[24] In the electric system of the bicycle, the bicycle includes a suspension device, and at least one of the first housing and the second housing is attached to the suspension device.

[25] In the electric system of the bicycle, the first housing and the second housing are detachably attached to the bicycle.

[26] In the electric system of the bicycle, the first housing and the second housing are attached to the bicycle via a mounting member.

[27] In the electric system of the bicycle, the mounting member includes at least one of an adhesive, a bolt, a cable tie, and a double-sided tape.

[28] The electric system of the bicycle of the present invention is provided with: a first electric assembly, and a first wireless communication unit, the first wireless communication unit is electrically connected to the first electric assembly, and the first electric assembly is It can communicate with the aforementioned first wireless communication unit, and the aforementioned first wireless communication unit is detachably mounted on the aforementioned first electric component.

[29] Regarding the electric system of the bicycle, the first electric unit includes a first base member mountable on the bicycle, and the first wireless communication unit is detachably mounted on the first base member. .

[30] The electric system of the bicycle further includes a first power supply, and the first power supply is mounted on the first electric unit.

[31] In the electric system of the bicycle, the first electric unit includes a first base member attachable to the bicycle, and the first power supply is detachably attached to the first base member.

[32] Regarding the electric system of the aforementioned bicycle, the aforementioned first wireless communication unit is electrically connected to the aforementioned first electric component through a first signal line.

[33] For the electric system of the aforementioned bicycle, it is equipped with: the second electric group components, and the second wireless communication part, the aforementioned second wireless communication part is electrically connected with the aforementioned second electric component, the aforementioned second electric component can communicate with the aforementioned second wireless communication part, the aforementioned second wireless communication part, It is detachably attached to the aforementioned second electric unit.

[34] Regarding the electric system of the bicycle, the second electric unit includes a second base member mountable on the bicycle, and the second wireless communication unit is detachably mounted on the second base member. .

[35] The electric system of the bicycle further includes a second power supply, and the second power supply is mounted on the second electric unit.

[36] In the electric system of the bicycle, the second electric unit includes a second base member attachable to the bicycle, and the second power supply is detachably attached to the second base member.

[37] Regarding the aforementioned electric system of the bicycle, the aforementioned second wireless communication unit is electrically connected to the aforementioned second electrical component through a second signal line.

[38] The electric system of the bicycle according to the present invention is equipped with: a first electric assembly, a second electric assembly, a first wireless communication unit, a first power supply, and a second wireless communication unit, and the aforementioned first wireless communication unit And the aforementioned first power supply is at least electrically connected to the aforementioned first electric component, the aforementioned second wireless communication part is at least electrically connected to the aforementioned second electric component, and the aforementioned first electric component is capable of communicating with the aforementioned first wireless communication part communication, the aforementioned second electric component can communicate with the aforementioned second wireless communication unit, and the aforementioned first wireless communication The communication unit and the first power supply are mounted on the first electric unit, and the second wireless communication unit is installed on the bicycle without passing through the first electric unit and the second electric unit.

[39] The aforementioned bicycle electric system includes: an operating unit, and a third unit that wirelessly transmits a shift signal to at least one of the aforementioned first wireless communication unit and the aforementioned second wireless communication unit based on an input from the aforementioned operating unit. The wireless communication unit, the third wireless communication unit, is mounted on the bicycle without passing through the first electric unit and the second electric unit.

[40] The electric system of the bicycle includes a third power supply, and the third power supply is electrically connected to at least the operation unit.

[41] The electric system of the bicycle includes a third case that houses at least a part of the third wireless communication unit and at least a part of the third power supply without passing through the first electric component and the second The electric unit is mounted on the aforementioned bicycle.

[42] In the electric system of the bicycle, the shape of the first casing, the shape of the second casing, and the shape of the third casing are substantially the same.

[43] In the electric system of the bicycle, the second electric unit is provided with a second actuator, and the second actuator is operated based on a signal from the second wireless communication unit.

[44] In the electric system of the bicycle, the first electric unit includes a first actuator, and the first actuator is operated based on a signal from the first wireless communication unit.

[45] Regarding the electric system of the bicycle, the above-mentioned second electric unit is equipped with a second memory unit, and the information stored in the second memory unit is updated based on the communication with the above-mentioned second wireless communication unit.

[46] Regarding the electric system of the bicycle, the above-mentioned first electric unit is equipped with a first memory unit, and the information stored in the first memory unit is updated based on the communication with the first wireless communication unit.

[47] In the electric system of the bicycle, at least one of the first and second electric components is an electric transmission.

[48] In the electric system of the bicycle, one of the first and second electric units is an electric front derailleur, and the other of the first and second electric units is an electric rear derailleur.

[49] In the electric system of the bicycle, at least one of the first and second electric components is an electric seat post.

[50] In the electric system of the bicycle, at least one of the first and second electric components is an electric suspension.

[51] In the aforementioned bicycle electric system, at least one of the first and second electric components is a drive unit including a motor that assists human drive force input to the crank.

The electric system of the above-mentioned bicycle can contribute to the improvement of convenience.

AT: install component

C: crankshaft

K: chain

SF: front sprocket

SR: rear sprocket

WF: front wheel

WR: rear wheel

10: Bicycle

12: car body

14: Frame body

14A: Support part

14B: Downpipe

14C: Chain support frame

14D: Cushion tube

14E: Head pipe

14F: Derailleur hanger

16: handle

18: Cushion Post

20: front fork

22: Wheel hub assembly

30: Electric system

32: Front derailleur (1st electric transmission, 1st electric assembly)

34: Rear derailleur (2nd electric transmission, 2nd electric assembly)

36: 1st Ministry of Wireless Communications

38: 1st power supply

40: The 2nd Department of Wireless Communications

42: Second power supply

44: Operation Department

46: The 3rd Ministry of Wireless Communications

48: 3rd power supply

50: 1st base member

52: Connecting rod member

54: Movable components

56: Control Department

58: 1st actuator

60: The second base member

62: Connecting rod member

64: Movable components

66: Control Department

68: 2nd actuator

70: Control Department

72: 1st connection part

74:1st shell part

76: battery

78: Part 2 connection

80: 2nd shell part

82: 1st shell

84: Control Department

86: Part 3 connection

88: Part 3 Shell

90: battery

92: Part 4 Connections

94: Part 4 of the shell

96: Second shell

98: Control Department

100: switch

102: Control Department

104: connection part

106: shell part

108: battery

110: connection part

112: shell part

114: 3rd shell

116A: No. 1 signal line

116B: The second signal line

116C: signal line

116D: communication line

116E: Communication line

118: shell

120A: power line

120B: Power line

120C: Power line

120D: power line

120E: power line

120F: power line

122: shell

124: shell

126: shell

128: Operation Department

130: car body

132: Frame body

134:Electric cushion post

136: The first memory department

138:Second memory department

140: Movable components

142: control department

144: memory department

146: Actuator

148: Front Suspension (Suspension)

150: rear suspension (suspension)

152: Movable components

154: control department

156: memory department

158: Actuator

[FIG. 1] A side view of a bicycle equipped with the electric system of the first embodiment.

[Fig. 2] A schematic diagram of the front derailleur of the electric powertrain of Fig. 1.

[Fig. 3] A schematic diagram of the rear derailleur of the electric powertrain of Fig. 1.

[Fig. 4] A schematic diagram of the first housing of Fig. 1.

[Fig. 5] Block diagram of the electric system of Fig. 1.

[FIG. 6] A block diagram of the electric system of the second embodiment.

[FIG. 7] A block diagram of the electric system of the third embodiment.

[FIG. 8] A block diagram of the electric system of the fourth embodiment.

[FIG. 9] A schematic diagram of the front derailleur of the fifth embodiment.

[FIG. 10] A schematic diagram of the rear derailleur of the fifth embodiment.

[FIG. 11] A block diagram of the electric system of the sixth embodiment.

[FIG. 12] A schematic diagram of a front derailleur of an electric system according to a seventh embodiment.

[FIG. 13] A schematic diagram of the rear derailleur of the electric system of the seventh embodiment.

[FIG. 14] A sequence diagram of update processing performed by the electric system of the seventh embodiment.

[FIG. 15] A side view of a bicycle equipped with the electric system of the eighth embodiment.

[Fig. 16] A schematic diagram of an electric seat post according to the eighth embodiment.

[FIG. 17] A schematic diagram of the front suspension device of the ninth embodiment.

[Fig. 18] Blocks of the electric system of the modified example of the second embodiment picture.

[FIG. 19] A block diagram of an electric system according to a modified example of the third embodiment.

[FIG. 20] A block diagram of an electric system according to a modified example of the third embodiment.

[FIG. 21] A block diagram of an electric system according to a modified example of the first embodiment.

[Fig. 22] A side view of a bicycle equipped with an electric system according to a modified example of the first embodiment.

(first embodiment)

Referring to Figures 1 to 5, the electric system of the bicycle will be described.

The bicycle 10 equipped with the electric system 30 includes a vehicle body 12 .

The vehicle body 12 is equipped with: a vehicle frame body 14, a handlebar 16 connected with the vehicle frame body 14, a seat post 18 connected with the vehicle frame body 14, a front fork 20 connected with the vehicle frame body 14, and a rear The hub assembly 22 around the axle of the wheel WR.

The frame body 14 includes a drop tube 14B extending forward from a support portion 14A supporting the crankshaft C, a chain stay 14C extending rearward from the support portion 14A, and a seat tube 14D extending upward from the support portion 14A. , and the head pipe 14E extending upward from the end opposite to the support portion 14A of the down pipe 14B.

The handle 16 is detachably connected to the head pipe 14E. The seat post 18 is detachably connected to the seat pipe 14D. The front fork 20 is supported by the head pipe 14E, and connects the handlebar 16 and the axle of the front wheel WF. The hub assembly 22 is attached around the axle of the rear wheel WR.

The electric system 30 is provided with: an electric front derailleur 32 (hereinafter referred to as "front derailleur 32"), an electric rear derailleur 34 (hereinafter referred to as "rear derailleur 34"), a first wireless communication unit 36. A first power supply 38 , a second wireless communication unit 40 , a second power supply 42 , an operation unit 44 , a third wireless communication unit 46 , and a third power supply 48 . The front derailleur 32 is a first electric component. The front derailleur 32 is an electric transmission. The rear derailleur 34 is a second electric component. The rear derailleur 34 is an electric transmission. Also, the electric component includes an actuator and a mechanical element driven by the actuator.

The front derailleur 32 is mounted on the frame body 14 near the crankshaft C, preferably the seat tube 14D. As shown in FIG. 2 , the front derailleur 32 includes a first base member 50 , a link member 52 , a first movable member 54 , a control unit 56 , and a first actuator 58 .

The first base member 50 can be attached to the frame body 14 via bolts or the like. The link member 52 connects the first base member 50 and the first movable member 54 so that the first movable member 54 can move relative to the first base member 50 . The first movable member 54 supports the chain K (see FIG. 1 ). The control unit 56 moves the link member 52 and the first movable member 54 relative to the first base member 50 by driving the first actuator 58 connected to the link member 52 . The front derailleur 32 is controlled by the first actuator 58 The driving of the bicycle 10 changes the gear ratio of the bicycle 10 by switching the chain K (see FIG. 1 ) toward the plurality of front sprockets SF (see FIG. 1 ).

As shown in FIG. 1 , the rear derailleur 34 is mounted on the frame body 14 near the hub assembly 22 , preferably a derailleur hanger 14F disposed at the rear end of the frame body 14 . As shown in FIG. 3 , the rear derailleur 34 includes a second base member 60 , a link member 62 , a second movable member 64 , a control unit 66 , and a second actuator 68 .

The second base member 60 can be attached to the frame body 14 via bolts or the like. The link member 62 connects the second base member 60 and the second movable member 64 so that the second movable member 64 can move relative to the second base member 60 . The second movable member 64 supports the chain K (see FIG. 1 ). The control unit 66 moves the link member 62 and the second movable member 64 relative to the second base member 60 by driving the second actuator 68 connected to the link member 62 . The rear derailleur 34 is driven by the second actuator 68 to switch the chain K (see FIG. 1 ) toward the plurality of rear sprockets SR (see FIG. 1 ), thereby changing the gear ratio of the bicycle 10 .

As shown in FIG. 4 , the first wireless communication unit 36 is provided with a control unit 70 for performing various calculations, a first connection unit 72 , and a first housing unit 74 for accommodating the control unit 70 . At least a part of the first connection portion 72 is exposed from the first case portion 74 .

The first power supply 38 includes a battery 76 , a second connecting portion 78 , and a second case portion 80 that accommodates the battery 76 . The battery 76 may be a rechargeable battery or a dry battery. The battery 76 is, for example, a lithium ion battery. The second connection part 78 is at least partly from the second housing part 80 minutes exposed. The second connection portion 78 has a shape complementary to the first connection portion 72 and is configured to be connectable to the first connection portion 72 .

The first connection part 72 and the second connection part 78 are connected so that the electric power from the first power supply 38 is supplied to the first wireless communication part 36 . The first connection portion 72 and the second connection portion 78 are joined together so that the first case portion 74 and the second case portion 80 constitute a first case 82 . The first housing 82 accommodates at least a part of the first wireless communication unit 36 , that is, the control unit 70 , and at least a part of the first power source 38 , that is, the battery 76 .

As shown in FIG. 1 , the first housing 82 is mounted on the frame body 14 near the front derailleur 32 , preferably the seat tube 14D. The first housing 82 has a shape corresponding to the shape of the portion where the first housing 82 of the frame body 14 is attached. The first housing 82 is detachably attached to the bicycle 10 via an attaching member AT shown in FIG. 5 . The attachment member AT includes at least one of an adhesive, a bolt, a cable tie, and a double-sided tape.

As shown in FIG. 1 , the first housing 82 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the first wireless communication unit 36 and the first power supply 38 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

As shown in FIG. 5 , the second wireless communication unit 40 is provided with a control unit 84 for performing various calculations, a third connection unit 86 , and a third housing unit 88 for accommodating the control unit 84 . At least a part of the third connection portion 86 is exposed from the third housing portion 88 .

The second power supply 42 includes a battery 90 , a fourth connecting portion 92 , and a fourth case portion 94 that accommodates the battery 90 . The battery 90 may be a rechargeable battery or a dry battery. The battery 90 is, for example, a lithium ion battery. At least a part of the fourth connection portion 92 is exposed from the fourth case portion 94 . The fourth connecting portion 92 has a shape complementary to the third connecting portion 86 and is configured to be connectable to the third connecting portion 86 .

The third connection portion 86 and the fourth connection portion 92 are joined together so that the electric power from the second power source 42 is supplied to the second wireless communication unit 40 . The third connection portion 86 and the fourth connection portion 92 are joined together so that the third case portion 88 and the fourth case portion 94 constitute a second case 96 . The second housing 96 accommodates at least a part of the second wireless communication unit 40 , that is, the control unit 84 , and at least a part of the second power source 42 , that is, the battery 90 . The shape of the first housing 82 and the shape of the second housing 96 are substantially the same.

As shown in FIG. 1 , the second housing 96 is attached to the frame body 14 near the rear derailleur 34 , preferably the chain stay 14C. The second housing 96 has a shape corresponding to the shape of the portion of the frame body 14 to which the second housing 96 is attached. The second housing 96 is detachably attached to the bicycle 10 via an attachment member AT shown in FIG. 4 .

As shown in FIG. 1 , the second housing 96 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the second wireless communication unit 40 and the second power supply 42 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The first shell 82 and the second shell 96 are in the bicycle 10, are installed in different positions from each other. Therefore, the first power supply 38 and the first wireless communication unit 36 , and the second power supply 42 and the second wireless communication unit 40 are mounted at different positions on the bicycle 10 .

As shown in FIG. 5 , the operation unit 44 is attached to the handle 16 . The operation unit 44 includes a control unit 98 and a plurality of switches 100 electrically connected to the control unit 98 . The plurality of switches 100 are respectively associated with the shifting operation of the front derailleur 32 or the rear derailleur 34 .

The third wireless communication unit 46 is provided with a control unit 102 for performing various calculations, a fifth connection unit 104 , and a fifth housing unit 106 for accommodating the control unit 102 . At least a part of the fifth connection portion 104 is exposed from the fifth case portion 106 .

The third power source 48 includes a battery 108 , a sixth connection portion 110 , and a sixth housing portion 112 that accommodates the battery 108 . The battery 108 may be a rechargeable battery or a dry battery. The battery 108 is, for example, a lithium ion battery. At least a part of the sixth connecting portion 110 is exposed from the sixth case portion 112 . The sixth connection part 110 has a shape complementary to that of the fifth connection part 104 and can be connected to the fifth connection part 104 .

The fifth connection part 104 and the sixth connection part 110 are connected so that the electric power from the third power supply 48 is supplied to the third wireless communication part 46 . The fifth connection part 104 and the sixth connection part 110 are joined together so that the fifth case part 106 and the sixth case part 112 constitute a third case 114 . The third case 114 accommodates the control unit 102 which is at least a part of the third wireless communication unit 46 and the battery 108 which is at least a part of the third power source 48 . The shape of the third outer shell 114 is the same as that of the first outer The shape of the case 82 and the shape of the second housing 96 are substantially the same.

As shown in FIG. 1 , the third housing 114 is attached to the handlebar 16 or the frame body 14 in the vicinity of the handlebar 16 . When the third wireless communication unit 46 is attached to the frame body 14, it is preferable to be attached to the head pipe 14E or the down pipe 14B. The third housing 114 has a shape corresponding to the shape of the portion where the third housing 114 of the frame body 14 or the handlebar 16 is attached. The third housing 114 is detachably attached to the bicycle 10 via the attachment member AT shown in FIG. 5 .

As shown in FIG. 1 , the third housing 114 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the third wireless communication unit 46 and the third power supply 48 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

Referring to FIG. 5 , the configuration of the electric system 30 will be described.

Also, the front derailleur 32, the rear derailleur 34, the first wireless communication unit 36, the first power supply 38, the second wireless communication unit 40, and the second power supply 42 can communicate via power line communication (Power Line Communication; PLC) to transmit signals and power. Therefore, wiring is simplified and convenience is improved compared with a case where a signal is transmitted through a signal line or a case where power is transmitted through a power line.

The first wireless communication unit 36 is electrically connected to the control unit 56 of the front derailleur 32 through the first signal line 116A. The first power supply 38 is electrically connected to the front derailleur 32 through the first wireless communication unit 36 . The first power supply 38 supplies electric power to the first wireless communication unit 36 and the front derailleur 32 .

The second wireless communication part 40 is through the second signal line 116B It is electrically connected to the control unit 66 of the rear derailleur 34 . The second power supply 42 is electrically connected to the rear derailleur 34 through the second wireless communication unit 40 . The second power supply 42 supplies electric power to the second wireless communication unit 40 and the rear derailleur 34 .

The third wireless communication unit 46 is electrically connected to the operation unit 44 through the third signal line 116C. The third power source 48 is electrically connected to the operation unit 44 through the third wireless communication unit 46 . The third power supply 48 supplies electric power to the third wireless communication unit 46 and the operation unit 44 .

The operation of the electric system 30 will be described.

The control unit 98 of the operation unit 44 outputs an operation signal corresponding to the third wireless communication unit 46 through the third signal line 116C when the switch 100 is operated. The control unit 102 of the third wireless communication unit 46 wirelessly transmits a speed change signal to at least one of the first wireless communication unit 36 and the second wireless communication unit 40 according to the operation signal input from the operation unit 44 .

The control unit 70 of the first wireless communication unit 36 outputs a control signal to the front derailleur 32 when receiving a shift signal including a shift operation of the front derailleur 32 from the third wireless communication unit 46 . The control unit 56 of the front derailleur 32 performs a shifting operation based on a control signal from the first wireless communication unit 36 . That is, the front derailleur 32 operates the first actuator 58 based on the signal from the first wireless communication unit 36 .

The control unit 84 of the second wireless communication unit 40 outputs a control signal to the rear derailleur 34 when receiving a shift signal including a shift operation of the rear derailleur 34 from the third wireless communication unit 46 . The control unit 66 of the rear derailleur 34 performs a shifting operation based on a control signal from the second wireless communication unit 40 . That is, the rear derailleur 34 is based on the transmission from the second wireless communication The signal from the unit 40 makes the second actuator 68 act.

The electric system 30 can achieve the following effects.

(1) The electric system 30 electrically connects the wireless communication units 36 and 40 to the front derailleur 32 and the rear derailleur 34 . Therefore, the wiring of the front derailleur 32, the rear derailleur 34, and the operation part 44 in the bicycle 10 can be omitted. Therefore, the wiring is simplified and can contribute to the improvement of the convenience of the electric system.

(2) The first wireless communication unit 36 and the second wireless communication unit 40 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, enlargement of the front derailleur 32 and the rear derailleur 34 can be suppressed.

(3) The first power supply 38 and the second power supply 42 are attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, enlargement of the front derailleur 32 and the rear derailleur 34 can be suppressed.

(4) The electric system 30 includes the second power supply 42 . Therefore, wiring can be simplified compared to a configuration in which electric power is shared from the first power supply 38 to the rear derailleur 34 and the second wireless communication unit 40 .

(5) The first wireless communication unit 36 and the first power supply 38 are installed near the front derailleur 32 . Therefore, the first signal line 116A connecting the first wireless communication unit 36 to the first power supply 38 and the front derailleur 32 can be shortened.

(6) The second wireless communication unit 40 and the second power supply 42 are installed near the rear derailleur 34 . Therefore, the second signal line 116B connecting the second wireless communication unit 40 to the second power supply 42 and the rear derailleur 34 can be shortened.

(7) The first wireless communication unit 36 and the first power supply 38 are received It is accommodated in the first casing 82. Therefore, since the first wireless communication unit 36 and the first power supply 38 can be attached to the bicycle 10 by attaching the first housing 82 to the bicycle 10, convenience is improved.

(8) The second wireless communication unit 40 and the second power supply 42 are accommodated in the second case 96 . Therefore, since the second wireless communication unit 40 and the second power supply 42 can be attached to the bicycle 10 by attaching the second housing 96 to the bicycle 10, convenience is improved.

(9) The electric system 30 includes the third power source 48 . Therefore, wiring can be simplified compared to a configuration in which electric power is shared from the first power source 38 or the second power source 42 to the operation unit 44 and the third wireless communication unit 46 .

(10) The shape of the first housing 82 , the shape of the second housing 96 , and the shape of the third housing 114 are substantially the same. Therefore, the first housing 82 , the second housing 96 , and the third housing 114 can be attached to the bicycle 10 by using the same attachment member AT.

(second embodiment)

Referring to Fig. 6, the electric system 30 of the second embodiment will be described. In addition, the same reference numerals as those in the first embodiment are attached to the same configuration as that of the first embodiment, and description thereof will be omitted.

The first wireless communication unit 36 includes a control unit 70 that performs various calculations, and a fourth housing 118 that accommodates the control unit 70 . The control unit 70 is connected to the control unit 56 of the front derailleur 32 via a fourth communication line 116D.

The fourth housing 118 is mounted on the frame body 14 near the front derailleur 32, preferably the seat tube 14D. The fourth housing 118 is attached to the bicycle 10 via an attachment member AT. The fourth housing 118 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the first wireless communication unit 36 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The first power source 38 includes a battery 76 and a fifth case 122 that accommodates the battery 76 . The battery 76 is connected to the control unit 56 of the front derailleur 32 via a first power line 120A. The first power supply 38 supplies power to the front derailleur 32 through the first power line 120A. The first power supply 38 supplies power to the first wireless communication unit 36 through the front derailleur 32 .

The fifth housing 122 is mounted on the frame body 14 near the front derailleur 32, preferably the seat tube 14D. The fifth housing 122 is attached to the bicycle 10 via an attachment member AT. The fifth housing 122 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the first power supply 38 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The second wireless communication unit 40 includes a control unit 84 that performs various calculations, and a sixth housing 124 that accommodates the control unit 84 . The control unit 84 is connected to the control unit 66 of the rear derailleur 34 via a fifth communication line 116E.

The sixth housing 124 is mounted on the frame body 14 near the rear derailleur 34, preferably the chain support frame 14C. The sixth housing 124 is attached to the bicycle 10 via the attachment member AT. 6th shell 124, It is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the second wireless communication unit 40 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The second power supply 42 includes a battery 90 and a seventh case 126 for housing the battery 90 . The battery 76 is connected to the control unit 66 of the rear derailleur 34 via a second power line 120B. The second power supply 42 supplies power to the rear derailleur 34 through the second power line 120B. The second power supply 42 supplies electric power to the second wireless communication unit 40 through the rear derailleur 34 .

The seventh housing 126 is mounted on the frame body 14 near the front derailleur 32, preferably the seat tube 14D. The seventh housing 126 is attached to the bicycle 10 via the attachment member AT. The seventh housing 126 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 . Therefore, the second power supply 42 is attached to the bicycle 10 without passing through the front derailleur 32 and the rear derailleur 34 .

The fourth housing 118 , the fifth housing 122 , the sixth housing 124 , and the seventh housing 126 are attached to the bicycle 10 at different positions from each other. Therefore, the first power supply 38 , the first wireless communication unit 36 , the second power supply 42 , and the second wireless communication unit 40 are mounted at different positions on the bicycle 10 . According to the electric system 30 of the second embodiment, at least the effects (1) and (2) of the first embodiment can be achieved.

(third embodiment)

Referring to Fig. 7, an electric system 30 according to a third embodiment will be described. Also, the same structure as that of the second embodiment is added. symbol, its description is omitted.

The electric system 30 is provided with: a front derailleur 32, a rear derailleur 34, a first wireless communication unit 36, a first power supply 38, a second wireless communication unit 40, an operation unit 44, a third wireless communication unit 46, and 3rd power source 48 .

The first power source 38 includes a battery 76 and a fifth case 122 . The battery 76 is connected to the control unit 56 of the front derailleur 32 via a first power line 120A. The first power supply 38 is electrically connected to the front derailleur 32 through the first power line 120A, and supplies electric power to the front derailleur 32 .

The battery 76 is connected to the control unit 66 of the rear derailleur 34 via a third power line 120C. The first power supply 38 supplies power to the rear derailleur 34 through the third power line 120C. The first power supply 38 is electrically connected to the second wireless communication unit 40 through the rear derailleur 34 and supplies electric power to the rear derailleur 34 . According to the electric system 30 of the third embodiment, at least the effects (1) and (2) of the first embodiment can be achieved.

(fourth embodiment)

Referring to Fig. 8, an electric system 30 according to a fourth embodiment will be described. In addition, the same reference numerals as those in the third embodiment are attached to the same configuration as the third embodiment, and description thereof will be omitted.

The electric system 30 is provided with: a front derailleur 32, a rear derailleur 34, a first wireless communication unit 36, a first power supply 38, a second wireless communication unit 40, an operation unit 44, a third wireless communication unit 46, and 3rd power source 48 .

The first power source 38 includes a battery 76 and a fifth case 122 . The battery 76 communicates wirelessly with the first through the fourth power line 120D The control unit 70 of the unit 36 is connected. The first power supply 38 supplies electric power to the front derailleur 32 through the first wireless communication unit 36 .

The battery 76 is connected to the control unit 84 of the second wireless communication unit 40 via the fifth power line 120E. The first power supply 38 supplies electric power to the rear derailleur 34 through the second wireless communication unit 40 . According to the electric system 30 of the fourth embodiment, at least the effects (1) and (2) of the first embodiment can be achieved.

(fifth embodiment)

Referring to Fig. 9 and Fig. 10, the electric system 30 of the fifth embodiment will be described. In addition, the same reference numerals as those in the first embodiment are attached to the same configuration as that of the first embodiment, and description thereof will be omitted.

As shown in FIG. 9 , the first housing 82 is detachably attached to the first base member 50 of the front derailleur 32 . The first housing 82 and the first base member 50 are attached, for example, through bolts or the like. Therefore, the first wireless communication unit 36 and the first power supply 38 are detachably attached to the first base member 50 .

As shown in FIG. 10 , the second housing 96 is detachably attached to the second base member 60 of the rear derailleur 34 . The second housing 96 and the second base member 60 are attached, for example, via bolts or the like. Therefore, the second wireless communication unit 40 and the second power source 42 are detachably attached to the second base member 60 .

The electric system 30 of the fifth embodiment can achieve the following effects in addition to the effects of the first embodiment (1).

(11) The first wireless communication unit 36 and the first power supply 38 are attached to the front derailleur 32 . Therefore, it is possible to suppress the complication around the front derailleur 32 of the frame body 14 .

(12) The first wireless communication unit 36 and the first power supply 38 are detachably attached to the front derailleur 32 . Therefore, only one of the front derailleur 32 , the first wireless communication unit 36 , and the first power supply 38 mounted on the bicycle 10 can be easily replaced.

(13) The first wireless communication unit 36 and the first power supply 38 are attached to the first base member 50 . Therefore, compared with the link member 52 and the first movable member 54, it can be attached more stably.

(14) The second wireless communication unit 40 and the second power supply 42 are attached to the rear derailleur 34 . Therefore, it is possible to suppress the complication around the rear derailleur 34 of the frame body 14 .

(15) The second wireless communication unit 40 and the second power supply 42 are detachably attached to the rear derailleur 34 . Therefore, only one of the rear derailleur 34 , the second wireless communication unit 40 , and the second power supply 42 mounted on the bicycle 10 can be easily replaced.

(16) The second wireless communication unit 40 and the second power supply 42 are attached to the second base member 60 . Therefore, it can be attached more stably than the link member 62 and the second movable member 64 .

(sixth embodiment)

Referring to Fig. 11, an electric system 30 according to a sixth embodiment will be described. Also, the same structure as that of the first embodiment is added. symbol, its description is omitted.

The electric system 30 is provided with: a front derailleur 32, a rear derailleur 34, a first wireless communication unit 36, a first power supply 38, a second wireless communication unit 40, an operation unit 44, a third wireless communication unit 46, and 3rd power supply 48 .

The first wireless communication unit 36 and the first power supply 38 are attached to the first base member 50 of the front derailleur 32 . The first wireless communication unit 36 and the first power supply 38 are incorporated in the first base member 50 .

The first wireless communication unit 36 is electrically connected to the control unit 56 of the front derailleur 32 . The first power supply 38 is electrically connected to the control unit 70 of the first wireless communication unit 36 , the control unit 56 of the front derailleur 32 , and the control unit 66 of the rear derailleur 34 . The first power supply 38 supplies electric power to the control unit 66 of the rear derailleur 34 through a power line 120F. According to the electric system 30 of the sixth embodiment, at least the effect of (1) of the first embodiment and the effects of (11) and (13) of the sixth embodiment can be achieved.

(the seventh embodiment)

Referring to FIG. 12 to FIG. 14, the electric system 30 of the seventh embodiment will be described. In addition, the same reference numerals as those in the first embodiment are attached to the same configuration as that of the first embodiment, and description thereof will be omitted.

As shown in FIG. 12 , the front derailleur 32 includes a first memory unit 136 . The information stored in the first memory unit 136 includes identification information and updatable individual information. The identification information includes the model number of the front derailleur 32 and the like. Individual information includes: setting information, and history information. Setting information, for example, about the adjustment settings of the front derailleur 32 specified information. The information related to the adjustment setting of the front derailleur 32 includes, for example, positional information of the first movable member 54 . The positional information of the first movable member 54 is stored, for example, as the movement amount of the first actuator 58 . The history information includes, for example, information indicating whether or not the gear change has been properly performed, and information indicating whether or not the communication with the first wireless communication unit 36 has been properly performed. The control unit 56 may update the history information every time the speed change and communication are performed, or may update the information only when the communication is not properly performed.

As shown in FIG. 13 , the rear derailleur 34 includes a second memory unit 138 . The information stored in the second memory unit 138 includes identification information and updatable individual information. The identification information includes the model number of the rear derailleur 34 and the like. Individual information includes: setting information, and history information. The setting information is, for example, information on adjustment settings of the rear derailleur 34 . The information related to the adjustment setting of the rear derailleur 34 includes, for example, positional information of the first movable member 54 . The positional information of the second movable member 64 is stored, for example, as the movement amount of the second actuator 68 . The history information includes, for example, information indicating whether or not the gear change has been properly performed, and information indicating whether or not the second wireless communication unit 40 has been properly performed. The control unit 66 may update the history information every time the speed change and communication are performed, or update the information only when the communication is not properly performed.

Referring to FIG. 14, the update process of the information stored in the first storage unit 136 will be described.

During the update process, the external device E and the first wireless communication unit 36 is communicatively connected. The external device E and the first wireless communication unit 36 are communicably connected by wireless communication. For wireless communication, communication standards such as Bluetooth (registered trademark in Japan), Wi-Fi (registered trademark in Japan), ANT+ (registered trademark in Japan), or NFC (Near Field Communication) can be used. Also, the external device E and the first wireless communication unit 36 may be communicably connected by wired communication. Furthermore, the external device E and the first wireless communication unit 36 may communicate directly, and the external device E and the first wireless communication unit 36 may communicate indirectly through other electrical components. The external device E is various electronic devices (devices) including desktop personal computers, laptop personal computers, tablet personal computers, and smart phones. Examples of other electric components include the operation part 44, a multi-function computer (cyclocomputer), a battery unit, and other electric components. The electric unit is a drive unit including a motor that assists the human driving force input to the bicycle 10, for example, an electric seat post, an electric suspension device, and the like.

When the external device E is connected to the first wireless communication unit 36 , it requests identification information from the first wireless communication unit 36 in step S11 . Having received the signal requesting identification information (hereinafter referred to as "identification information request signal"), the first wireless communication unit 36 requests the control unit 56 for identification information in step S12. The control unit 56 having received the identification information request signal reads the identification information stored in the first storage unit 136 in step S13 and transmits the signal to the first wireless communication unit 36 . The first wireless communication unit 36 that has transmitted the identification information transmits the identification information to the external device E in step S14.

The external device E that has received the identification information displays the electrical components corresponding to the received identification information on the display unit (not shown) in step S15. Specifically, the model number of the front derailleur 32 is displayed. At this time, when there are plural electrical components that can communicate with the first wireless communication unit 36 , the external device E may display a list of electrical components that can communicate with the first wireless communication unit 36 . Also, when the external device E is also communicable with the second wireless communication unit 40 , the external device E may also be displayed in a list including electrical components that can communicate with the second wireless communication unit 40 .

The user selects the front derailleur 32 using the operation unit (not shown) based on the display content of the display unit (not shown) of the external device E. In addition, the operation unit is, for example, a touch panel provided in the display unit or a keyboard.

The external device E requests individual information to the first wireless communication unit 36 in step S16 when the user selects the front derailleur 32 through the operation unit (not shown). The first wireless communication unit 36 having received the signal requesting individual information (hereinafter referred to as “individual information request signal”) requests the individual information to the control unit 56 in step S17. The control unit 56 having received the individual information request signal reads the individual information from the first storage unit 136 in step S18 and transmits the signal to the first wireless communication unit 36 . The first wireless communication unit 36 having received the individual information transmits the individual information to the external device E in step S19.

The external device E that has received the individual information displays the received individual information on the display portion (not shown) in step S20. The user, based on the display content of the display unit (not shown) of the external device E, Use the operation part (illustration omitted) to select individual information. When the user performs an operation to change the individual information, the external device E sends a signal requesting an update of the individual information (hereinafter referred to as "individual information update request signal") to the first wireless communication unit 36 in step S21. Send a message. The individual information update request signal is, for example, a signal including a request to change the first movable member 54 in the first direction or the second direction in the adjustment setting of the front derailleur 32 .

The first wireless communication unit 36 having received the individual information update request signal transmits the individual information update request signal to the control unit 56 in step S22. The control unit 56 having received the individual information update request signal updates the individual information stored in the first storage unit 136 according to the individual information update request signal in step S23. That is, the front derailleur 32 is updated with the information stored in the first memory unit 136 based on the communication with the first wireless communication unit 36 . Furthermore, the control unit 56 operates the first actuator 58 in accordance with the individual information update request signal in step S23. When the individual information update request signal is the adjustment setting of the front derailleur 32, the control unit 56 operates the first actuator 58 in accordance with the individual information update request. That is, the front derailleur 32 operates the first actuator 58 based on the signal from the first wireless communication unit 36 .

After step S23, the updating process is terminated or at least one process among steps S11 to S23 is executed again by the operation of the operation unit (not shown) of the external device E. For example, when the user performs an operation to update other individual information of the front derailleur 32, the processing of steps S16 to S23 is executed again. And, the user is going to When the updated individual information in step S23 is further updated, the processing of steps S21 to S23 is executed again.

The update process of the information stored in the second storage unit 138 is also performed in the same manner as the update process of the information stored in the first storage unit 136 . For example, when the individual information update request signal is transmitted from the external device E to the second wireless communication unit 40 in the process of step S21, the second wireless communication unit 40 that has received the individual information update request signal sends An individual information update request signal is sent to the control unit 66 . The control unit 66 having received the individual information update request signal updates the individual information stored in the second memory unit 138 according to the individual information update request signal. The rear derailleur 34 is updated based on the information stored in the second memory unit 138 through communication with the second wireless communication unit 40 . Furthermore, the control unit 66 operates the second actuator 68 based on the individual information update request signal. When the individual information update request signal is the adjustment setting of the rear derailleur 34, the control unit 66 operates the second actuator 68 in accordance with the individual information update request signal. That is, the rear derailleur 34 operates the second actuator 68 based on the signal from the second wireless communication unit 40 . According to the electric system 30 of the seventh embodiment, at least the same effects as (1) and (2) of the first embodiment can be achieved.

(eighth embodiment)

Referring to Fig. 15 and Fig. 16, the electric system 30 of the eighth embodiment will be described. In addition, the same reference numerals as those in the first embodiment are attached to the same configuration as that of the first embodiment, and description thereof will be omitted. In the eighth embodiment, the electric seat cushion Column 134, is an electric component.

As shown in FIG. 15 , the electric system 30 is mounted on a bicycle 10 including a vehicle body 130 . The car body 130 is provided with a frame body 132 , a handlebar 16 , a front fork 20 , a hub assembly 22 , and an electric seat post 134 . The frame body 132 includes a down tube 14B, a seat tube 14D, and a head tube 14E.

As shown in FIG. 16 , the electric seat post 134 includes a first movable member 140 , a control unit 142 , a first memory unit 144 , and a first actuator 146 . The first actuator 146 is, for example, an electric motor. The first movable member 140 is, for example, a pinion of a rack and pinion mechanism. The electric seat post 134 is the first electric assembly.

The control unit 142 is electrically connected to the first wireless communication unit 36 . The control unit 142 can communicate with the first wireless communication unit 36 . The first power supply 38 can supply electric power to the control unit 142 . It is preferable that at least one of the switches 100 of the operation unit 44 shown in FIG. 5 is used to change the seat height of the electric seat post 134 . The control unit 142 shown in FIG. 16 changes the cushion height of the electric seat post 134 by operating the first movable member 140 . The electric seat post 134 operates the first actuator 146 based on a signal from the first wireless communication unit 36 . When the first actuator 146 is driven, the first movable member 140 is moved to change the cushion height of the electric seat post 134 .

The information stored in the first memory unit 144 includes identification information and updatable individual information. The identification information includes the model number of the electric seat post 134 and the like. Individual information includes: setting information, and performance old information. The setting information is, for example, the seat height of the electric seat post 134 . The history information includes, for example, information indicating whether or not the communication with the first wireless communication unit 36 is properly performed.

The control unit 142 operates the first actuator 146 according to the signal from the first wireless communication unit 36 . For example, when an individual information update request signal for changing the seat cushion height is received from the operation unit 44 or an external device E (see FIG. 15 ), the first actuator 146 is activated according to the received individual information update request signal. action to change the height of the cushion. According to the electric system 30 of the eighth embodiment, at least the same effects as (1) and (2) of the first embodiment can be achieved.

(Ninth embodiment)

Referring to Fig. 15 and Fig. 17, the electric system 30 of the ninth embodiment will be described. In addition, the same reference numerals as those in the first embodiment are attached to the same configuration as that of the first embodiment, and description thereof will be omitted.

The vehicle body 130 further includes a front suspension device 148 and a rear suspension device 150 . The front suspension 148 is a first electric component.

As shown in FIG. 17 , the front suspension device 148 includes a first movable member 152 , a control unit 154 , a first memory unit 156 , and a first actuator 158 . The front suspension device 148 is, for example, a hydraulic type, and the first movable member 152 is, for example, a solenoid valve.

The control unit 154 is electrically connected to the first wireless communication unit 36 . The control unit 154 is capable of communicating with the first wireless communication unit 36 . The first power supply 38 can supply electric power to the control unit 154 . The operation shown in Figure 5 It is preferable that at least one of the switches 100 of the operation part 44 controls the front suspension device 148 . The control unit 154 shown in FIG. 17 changes the state of the front suspension device 148 by operating the first movable member 152 . The front suspension device 148 operates the first actuator 158 based on the signal from the first wireless communication unit 36 . When the first actuator 158 is driven, the first movable member 152 is moved to change the state of the front suspension 148 .

The information stored in the first memory unit 156 includes identification information and updatable individual information. The identification information includes the model number of the front suspension 148 and the like. Individual information includes: setting information, and history information. The setting information is information about the state of the front suspension 148, for example. The state of the front suspension device 148 is, for example, the amount of displacement of the suspension related to the applied load. The front suspension device 148 of hydraulic type is relevant with hydraulic pressure. The history information includes, for example, information indicating whether or not the communication with the first wireless communication unit 36 is properly performed.

The control unit 154 operates the first actuator 158 based on the signal from the first wireless communication unit 36 . For example, when an individual information update request signal for changing the state of the front suspension device 148 is received from the operation unit 44 or an external device E (see FIG. 15 ), the first individual information update request signal is activated according to the received individual information update request signal. 1 The actuator 158 operates to change the state of the front suspension device 148. According to the electric system 30 of the ninth embodiment, at least the same effects as (1) and (2) of the first embodiment can be achieved.

(Modification)

The description about each of the above-mentioned embodiments is only the bicycle of the present invention. Examples of forms that the electric system can take are not intended to limit the forms. The electric system of the bicycle according to the present invention can take, for example, modifications of each of the above-mentioned embodiments shown below and a combination of at least two modifications without conflicting with each other.

The first power supply 38 of the second embodiment may also be attached to the front derailleur 32 . For example, as shown in FIG. 18, the first power supply 38 may be incorporated in the first base member 50 (see FIG. 2 ) or the first movable member 54 (see FIG. 2 ) of the front derailleur 32. . In this case, the fifth housing 122 may be omitted. In addition, the first power supply 38 may be attached to the outside via bolts or the like of the front derailleur 32 .

The second power supply 42 of the second embodiment may also be attached to the rear derailleur 34 . For example, as shown in FIG. 18, the second power supply 42 may be incorporated in the second base member 60 (see FIG. 3 ) or the second movable member 64 (see FIG. 3 ) of the rear derailleur 34. . In this case, the sixth housing 124 may be omitted. Furthermore, the second power supply 42 may be attached to the outside of the rear derailleur 34 with bolts or the like.

The first power supply 38 of the third embodiment may also be attached to the front derailleur 32 . For example, as shown in FIG. 19, the first power supply 38 may be incorporated in the first base member 50 (see FIG. 2 ) or the first movable member 54 (see FIG. 2 ) of the front derailleur 32. . In this case, the fifth housing 122 may be omitted. Also, the first power supply 38 may be attached to the outside of the front derailleur 32 with bolts or the like.

The first power supply 38 of the third embodiment may also be attached to the rear derailleur 34 . For example, as shown in Figure 20, the first power supply 38 is built into The second base member 60 (see FIG. 3 ) or the second movable member 64 (see FIG. 3 ) of the rear derailleur 34 may be used. In this case, the fifth housing 122 may be omitted. Also, the first power supply 38 may be attached to the outside of the rear derailleur 34 with bolts or the like.

In the fifth embodiment, the second housing 96 may be fixed to the rear derailleur 34 . That is, the second wireless communication unit 40 may be attached to the rear derailleur 34 in a non-detachable manner. In addition, the second wireless communication unit 40 may be attached to the second base member 60 in a non-detachable manner. In addition, the second power supply 42 may be attached to the second base member 60 in a non-detachable manner. Also, when the rear derailleur 34 is used as the first electric component and the front derailleur 32 is used as the second electric component, the first housing is detachably fixed to the rear derailleur 34, and the second housing is fixed to the front derailleur. A derailleur 32 would work too.

In the seventh embodiment, the order of shifting as individual information may be stored in the first memory unit 136 and the second memory unit 138 . When a signal to change the gear ratio γ is received from the operation unit 44, at least one of the first actuator 58 and the second actuator 68 is operated by the control unit 56 and the control unit 66 according to the gear shift sequence. The shifting order includes, for example, a first order in which the gear ratio of the bicycle 10 is increased by both the front derailleur 32 and the rear derailleur 34, and a first order in which the gear ratio of the bicycle 10 is increased by the front derailleur 32 and the rear derailleur. The second order in which the gear ratio of the bicycle 10 whose both sides of 34 are determined gradually becomes smaller is preferable. The control unit 56 and the control unit 66 determine whether to operate the first actuator 58 and the second actuator 68 according to the first sequence when receiving a signal for increasing the gear ratio of the bicycle 10 from the operation unit 44 . The control unit 56 and the control unit 66 receive a signal from the operation unit 44 to reduce the speed change of the bicycle 10. When comparing the signals used, it is determined whether to operate the first actuator 58 and the second actuator 68 according to the second sequence. In this modified example, the front derailleur 32 and the rear derailleur 34 operate the actuators 58 , 68 based on the communication between the wireless communication units 36 , 40 .

In the modification described above, the shift order stored in the first memory unit 136 may be updated through the first wireless communication unit 36 using an external device E. In addition, the shift order stored in the second memory unit 138 may be updated through the second wireless communication unit 40 using an external device E. In this modified example, the front derailleur 32 and the rear derailleur 34 are updated based on the information stored in the memory units 136 , 138 through communication with the wireless communication units 36 , 40 .

In the seventh embodiment, it is possible to store the setting information of permission of continuous shifting as individual information in the first storage unit 136 and the second storage unit 138 . The setting information of the permission of the continuous speed change is when the corresponding switch 100 is pressed, according to the time when the switch 100 is pressed, it is set whether to allow multiple steps of the speed change. In the electric system 30, the setting information of the permission of continuous shifting stored in the memory units 136 and 138 is updated from the external device E through the wireless communication units 36 and 40 to allow or not to allow.

In the seventh embodiment, the shift prohibition period as individual information can be stored in the first storage unit 136 and the second storage unit 138 . The shift prohibition period is a period during which the shift operation is prohibited after the shift operation is executed. The electric system 30 can be changed from the external device E through the wireless communication parts 36 and 40, which are memorized in the memory parts 136 and 138. new.

In the seventh embodiment, it is possible to memorize the restriction information of the shift stage as individual information in the first storage unit 136 and the second storage unit 138 . The limit information of the speed change stage includes at least one of the upper limit and the lower limit of the speed change stage. The electric system 30 is to automatically control the front derailleur 32 and the rear derailleur 34 according to the restriction information of the shifting section. Also, the period during which the front derailleur 32 and the rear derailleur 34 are controlled by the electric system 30 may be limited to when the bicycle 10 starts to run. The electric system 30 can update the restriction information of the shifting stages stored in the memory units 136 and 138 from the external device E through the wireless communication units 36 and 40 .

In the seventh embodiment, a multifunctional cyclocomputer including a control unit and a memory unit may be electrically connected to the first wireless communication unit 36 or the second wireless communication unit 40 . For example, the setting information of turning on (ON) or off (OFF) the beep sound is memorized as individual information in the memory portion of the cyclocomputer. And, for example, the setting information of the display time on the display part of the cyclocomputer is memorized as individual information in the memory part of the cyclocomputer. The displayed time is the time when various information is displayed on the display unit when the operation unit of the cyclocomputer is not operated. The control part of the multifunctional code table (cyclocomputer) is based on the update request of the individual information received from the external device E through the first wireless communication part 36 or the second wireless communication part 40, and will be stored in the multifunctional code. The information of the memory part of the table (cyclocomputer) is updated.

In the seventh embodiment, it is also possible to omit steps S16 to S19 by. In this case, the external device E reads in the individual information corresponding to the identification information received from the memory of the external device E or the Internet in step S20, and displays the read individual information on the Display section.

In the seventh embodiment, the processing of steps S11 to S14 and the processing of steps S16 to S19 may be performed simultaneously. For example, when the first wireless communication unit 36 and the control unit 56 receive the identification information request signal from the external device E, they transmit the individual information to the external device E together with the identification information. The external device E displays the received individual information on the display unit according to the operation of the operation unit.

In the seventh embodiment, the drive unit may be formed as the first electric unit. The drive unit includes a first actuator that assists the human driving force input to the bicycle 10 , a first control unit, and a first memory unit. The first actuator is, for example, an electric motor. That is, the drive unit is provided with a motor that assists the human drive force input to the crank. The driving unit operates the first actuator according to the signal from the first wireless communication unit 36 . For example, when a signal to turn on the first actuator or to increase or decrease the driving force of the first actuator is input from the operation part 44, the control part 56 will adjust the first actuator according to the signal. The drive of the actuator is stopped, or the torque is changed.

In the modification described above, the setting information of the start mode as individual information may be stored in the first storage unit 136 . The setting information of the start mode is the setting of whether to drive the first actuator when the bicycle 10 starts to travel. Or whether to allow the setting of controlling the speed change steps to a predetermined number of steps when the bicycle 10 starts to run. motor system 30, is to be externally The device E stores the setting information of the permission of continuous shifting in the storage unit 136 through the wireless communication unit 36, and updates whether it is allowed or not.

In the electric system 30 including the drive unit described above, the setting of whether or not the lamp is connected to the bicycle 10 may be performed using the external device E and the first wireless communication unit 36 .

In the eighth embodiment, the electric seat post 134 may be used as the second electric unit.

In the ninth embodiment, a rear suspension 150 may be used instead of the front suspension 148 . Also, the rear suspension device 150 may be used as the second electric unit. In addition, the rear suspension 150 may be used as the first electric unit, and the front suspension 148 may be used as the second electric unit. Furthermore, a suspension device including the front suspension device 148 and the rear suspension device 150 may be used as the first electric unit.

In each embodiment, a memory unit may be provided in the operation unit 44 . Setting information defining the relationship between the type of each switch 100 and the derailleurs 32 and 34 and the shifting operation as individual information is stored in the memory unit of the operation unit 44 . The control unit 56 of the operation unit 44 updates the information stored in the storage unit of the operation unit 44 in accordance with the update request for individual information received from the external device E through the third wireless communication unit 46 .

In the seventh to ninth embodiments, the first electric unit and the second electric unit may transmit the number of errors as history information to the external device E based on the signals from the wireless communication units 36 and 40 . In addition, instead of the number of errors, the number of times of operation of the electric component as history information may be read.

In the ninth embodiment, it is also possible to memorize setting information as individual information, which limits the relationship between the types of each switch 100 and the front suspension device 148 and the individual information, in the storage unit of the operation unit 44 . The setting information is, for example, setting information of an example mode. The mode is for setting the control mode of the front suspension device 148 . The control modes include, for example, a curve mode, a buffer mode, an up mode, an off-road mode, and a down mode.

The operation unit 44 of each embodiment may be changed to the operation unit 128 shown in FIG. 21 . The operation unit 128 incorporates the third wireless communication unit 46 and the third power supply 48 . The third wireless communication unit 46 and the third power source 48 are attached to the handle 16 through the operation unit 44 . Also, in this case, the fifth case portion 106 and the sixth case portion 112 may be omitted.

The control unit 98 of the operation unit 44 in each embodiment may be omitted. In this case, each switch 100 and the control part 102 of the 3rd wireless communication part 46 are respectively connected by the communication line. And, when the switch 100 is operated, the control unit 102 of the third wireless communication unit 46 transmits a speed change signal wirelessly to at least one of the first wireless communication unit 36 and the second wireless communication unit 40 according to the operated switch 100. News.

The third power supply 48 may be omitted. In this case, by including the piezoelectric element in the switch 100 , it is possible to adopt a configuration in which electric power is supplied to the control unit 98 in accordance with the operation of the switch 100 . The control unit 98 sends an operation signal to the control unit 102 according to the supply of electric power generated by the operation of the switch 100 .

A plurality of operation units 44 in each embodiment may be provided. In this case, one operation part 44 is associated with the front derailleur 32, and its Other operating parts 44 may be associated with the rear derailleur 34 . Also, in this case, one third wireless communication unit 46 and one third power supply 48 connected to a plurality of operation units 44 may be provided, and each operation unit 44 may be provided with a third wireless communication unit 46 and a third power supply 48. .

The first housing 82 of the first embodiment may also be attached to the chain stay 14C, the seat post 18 , the front fork 20 , or the hub assembly 22 . Furthermore, at least one of the fourth housing 118 and the fifth housing 122 of the second to fourth and sixth embodiments may be attached to the chain support frame 14C, the seat post 18 , the front fork 20 , or the hub assembly 22 .

The second housing 96 of the first embodiment may also be attached to the seat tube 14D, the seat post 18 , the front fork 20 , or the hub assembly 22 . In addition, at least one of the sixth housing 124 and the seventh housing 126 of the second to fourth and sixth embodiments may be attached to the chain stay 14C, the seat post 18 , the front fork 20 , or the hub assembly 22 .

The electric system 30 of the first to seventh embodiments may be mounted on the bicycle 10 including the vehicle body 130 shown in FIG. 22 . The vehicle body 130 includes: a frame body 132 , a handlebar 16 , a seat post 18 , a front fork 20 with a front suspension device 148 , a hub assembly 22 , and a rear suspension device 150 . The frame body 132 includes a down tube 14B, a seat tube 14D, and a head tube 14E. In this case, the first housing 82 may also be attached to the front suspension 148 or the rear suspension 150 . Also, the second housing 96 may be attached to the front suspension 148 or the rear suspension 150 .

The first wireless communication unit 36 of each embodiment is electrically connected to the rear derailleur 34, and the second wireless communication unit 40 is electrically connected to the front derailleur 32. also can. In this case, the rear derailleur 34 corresponds to the first electric transmission, and the front derailleur 32 corresponds to the second electric transmission.

The front derailleur 32 of each embodiment may be changed to an electric transmission built in the support portion 14A. For example, an electric transmission may include a plurality of sun gears, and may be constituted by a planetary gear mechanism provided with a restriction mechanism that selects and restricts the rotation of the plurality of sun gears. In this case, in the seventh embodiment, the adjustment setting of the front derailleur 32 is performed by adjusting the movement amount of the limiting mechanism.

The rear derailleur 34 of each embodiment may be changed to an electric transmission incorporated in the hub assembly 22 . For example, an electric transmission may include a plurality of sun gears, and may be constituted by a planetary gear mechanism provided with a restriction mechanism that selects and restricts the rotation of the plurality of sun gears. In this case, in the seventh embodiment, the adjustment setting of the rear derailleur 34 is performed by adjusting the movement amount of the limiting mechanism.

The electric system 30 of each embodiment may be applied to the bicycle 10 provided with a motor that assists the human driving force input to the crankshaft C. As shown in FIG.

AT: install component

12: car body

14: Frame body

14C: Chain support frame

14D: Cushion tube

14E: Head pipe

14F: Derailleur hanger

16: handle

30: Electric system

32: Front derailleur (1st electric transmission, 1st electric assembly)

34: Rear derailleur (2nd electric transmission, 2nd electric assembly)

36: 1st Ministry of Wireless Communications

38: 1st power supply

40: The 2nd Department of Wireless Communications

42: Second power supply

44: Operation department

46: The 3rd Ministry of Wireless Communications

48: 3rd power supply

56: Control Department

58: 1st actuator

60: The second base member

64: Movable components

70: Control Department

72: 1st connection part

74:1st shell part

76: battery

78: Part 2 connection

80: 2nd shell part

82: 1st shell

84: Control Department

86: Part 3 connection

88: Part 3 Shell

90: battery

92: Part 4 Connections

94: Part 4 of the shell

96: Second shell

98: Control Department

100: switch

102: Control Department

104: connection part

106: shell part

108: battery

110: connection part

112: shell part

114: 3rd shell

116A: No. 1 signal line

116B: The second signal line

116C: signal line

Claims (12)

An electric system comprising: a first electric component and a second electric component, the first electric component includes a front derailleur, the second electric component includes a rear derailleur, the front derailleur and the aforementioned The rear derailleur is shifted in accordance with the shift sequence stored in the memory part in response to the operation of the corresponding operation part. The electric system according to claim 1, further comprising the aforementioned memory unit. The electric system according to claim 2, wherein, in the memory unit, the shift sequence is updated by an external device. The electric system according to claim 2 or 3, wherein the memory unit includes at least one of: a first memory unit provided in the first electric unit and a second memory unit provided in the second electric unit . The electric system according to any one of claims 1 to 3, further comprising: at least one of a first power supply electrically connected to the first electric component and a second power supply electrically connected to the second electric component. The electric system according to claim 5, wherein the first power supply is mounted on the first electric assembly, The aforementioned second power supply is mounted on the aforementioned second electric component. An electric system, comprising: a first electric component, a second electric component, and a first memory unit, the first electric component includes a front derailleur, the second electric component includes a rear derailleur, the aforementioned The front derailleur and the rear derailleur are shifted according to the shift order stored in the first memory unit, and the shift order of the first memory unit is updated by an external device. The electric system according to claim 7, wherein the first memory unit can store individual information that can be updated in response to a signal output from the external device, and the individual information includes a shift sequence. The electric system according to claim 8, wherein the aforementioned individual information includes at least one of setting information and history information, the aforementioned setting information includes information about the adjustment setting of the derailleur, and the aforementioned history information includes information about Information on shifting experience. The electric system according to any one of claims 7 to 9, further comprising a first power supply electrically connected to the first electric component. The electric system according to any one of claims 1 to 3, 7 to 9, further comprising a wireless communication unit electrically connected to at least one of the first electric component and the second electric component. The electric system according to claim 11, wherein the wireless communication unit is at least one of: a first wireless communication unit electrically connected to the first electric component, and a second wireless communication unit electrically connected to the second electric component. indivual.

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