TWI694949B - Bicycle operating device - Google Patents

Abstract

A bicycle operating device comprises a base member, an operating unit, and a support shaft. The operating unit includes a rotatable member rotatable relative to the base member about a first rotational axis to control a bicycle component. The operating unit has a first operating unit end supported by the base member and a second operating unit end opposite to the first operating unit end along the first rotational axis. The support shaft extends in a direction non-parallel to the first rotational axis and couples the second operating unit end to the base member. The support shaft has a first end and a second end opposite to the first end. The first end and the second end are supported by the base member.

Description

Bicycle operating device

The invention relates to a bicycle operating device.

Cycling is becoming an increasingly popular form of entertainment and transportation. In addition, cycling has become a very popular competitive sport for both amateurs and professionals. Whether the bicycle is used for recreation, transportation, or competition, the bicycle industry is constantly improving the various components of the bicycle. One bicycle component that has been extensively redesigned is the bicycle operating device.

According to a first aspect of the present invention, a bicycle operating device includes a base member, an operating unit, and a support shaft. The operation unit includes a rotatable member that can rotate relative to the base member about the first axis of rotation to control the bicycle assembly. The operation unit has a first operation unit end supported by the base member, and a second operation unit end opposite to the first operation unit end along the first rotation axis. Support axis is not parallel to the first The direction of the rotation axis extends, and couples the end of the second operating unit to the base member. The support shaft has a first end and a second end opposite to the first end. The first end and the second end are supported by the base member.

With the bicycle operating device according to the first aspect, the operating unit is supported by the base member at at least three points of the base member. Therefore, the operation unit is stably supported by the base member. In addition, two of the at least three points are the first end and the second end of the support shaft. Therefore, the supporting structure for the operation unit can be simplified. Therefore, the internal space of the base member can be effectively used.

According to a second aspect of the present invention, the bicycle operating device according to the first aspect further includes a pivot pin, an operating member, and a biasing member. The pivot pin is coupled to the base member. The operating member is rotatably coupled to the base member via a pivot pin. The biasing member winds the pivot pin. The biasing member has a first biasing member end hooked on the support shaft.

With the bicycle operating device according to the second aspect, the support shaft is used to fix the position of the end of the first biasing member in addition to supporting the operating unit. Therefore, parts of the bicycle operating device can be reduced and manufacturing costs can be reduced.

According to a third aspect of the present invention, the bicycle operating device according to one of the above aspects is constructed such that the biasing member is constructed to bias the operating member toward the resting position.

With the bicycle operating device according to the third aspect, the operating member can be returned to the rest position when the operating member is not operated by the user.

According to a fourth aspect of the present invention, according to the above aspects One of the bicycle operating devices is constructed so that the support shaft has a groove. The biasing member is hooked on the groove.

With the bicycle operating device according to the fourth aspect, the biasing member can be stably hooked on the support shaft.

According to a fifth aspect of the present invention, the bicycle operating device according to one of the above aspects further includes a hydraulic unit. The hydraulic unit is constructed to generate hydraulic pressure in response to the movement of the operating member. The hydraulic unit includes a cylinder and a piston provided in the cylinder. The piston is coupled to the operating member. The biasing member has a second biasing member end opposite to the first biasing member end. The end of the second biasing member is hooked on the piston.

With the bicycle operating device according to the fifth aspect, the piston can be returned to the initial position when the operating member is not operated by the user.

According to a sixth aspect of the present invention, the bicycle operating device according to one of the above aspects is constructed such that the end of the second biasing member is positioned on the opposite side to the operating member with respect to the pivot pin.

With the bicycle operating device according to the sixth aspect, the piston and the operating member can be effectively returned when the operating member is not operated by the user.

According to a seventh aspect of the present invention, the bicycle operating device according to one of the above aspects is constructed such that the pivot pin and the support shaft are substantially parallel to each other.

With the bicycle operating device according to the seventh aspect, the support shaft can stably support the biasing member.

According to an eighth aspect of the invention, the bicycle operating device according to one of the above aspects is constructed such that the support shaft is parallel to the pivot The direction of the pin is set between the pivot pin and the operation unit when viewed.

With the bicycle operating device according to the eighth aspect, the first biasing member end of the biasing member is hooked on the member close to the biasing member. Therefore, the biasing member can be miniaturized, and the internal space of the base member can be effectively used.

According to a ninth aspect of the present invention, the bicycle operating device according to one of the above aspects further includes an additional support shaft. The additional support shaft is coupled to the base member and supports the operation unit. The additional support shaft defines a first axis of rotation.

With the bicycle operating device according to the ninth aspect, the additional support shaft can rotatably support the operating unit in a stable manner.

According to a tenth aspect of the present invention, the bicycle operating device according to one of the above aspects is constructed such that the rotatable member includes the cable holding section constructed to be engaged with the cable.

With the bicycle operating device according to the tenth aspect, the operating unit may use the cable to control the bicycle assembly.

According to an eleventh aspect of the present invention, the bicycle operating device according to one of the above-mentioned aspects is constructed such that the operating unit is a shift operating unit for operating the shifting device to perform gear shifting of the bicycle.

With the bicycle operating device according to the eleventh aspect, the user can perform gear shifting by operating the bicycle operating device.

According to a twelfth aspect of the present invention, the bicycle operating device according to one of the above aspects is constructed such that the base member includes the first end portion and the second end portion. The first end part is constructed from The vehicle operating device is coupled to the bicycle handlebar in a state where it is attached to the bicycle handlebar. The second end portion is opposite to the first end portion. The support shaft is provided between the first end portion and the second end portion.

With the bicycle operating device according to the twelfth aspect, the bicycle operating device can be installed on a road bicycle.

According to a thirteenth aspect of the present invention, the bicycle operating device according to one of the above aspects is constructed such that the first end portion includes a mounting surface having a curved shape corresponding to the settlement handlebar.

With the bicycle operating device according to the thirteenth aspect, the bicycle operating device can be firmly fixed to the settlement handlebar.

According to a fourteenth aspect of the present invention, the bicycle operating device according to one of the above aspects is constructed such that the base member includes a grip portion disposed between the first end portion and the second end portion Copies.

With the bicycle operating device according to the fourteenth aspect, the base member allows the user to easily operate the operating member.

According to a fifteenth aspect of the present invention, the bicycle operating device according to one of the above aspects is constructed so that the second end portion includes the saddle bridge portion.

With the bicycle operating device according to the fifteenth aspect, the saddle bridge portion allows the user to lean on the base member during riding the bicycle.

According to a sixteenth aspect of the invention, the bicycle operating device according to one of the above aspects is constructed so that the base member is made of resin.

The bicycle operating device according to the sixteenth aspect can save Save the weight of the bicycle operating device. In addition, it is easy to form the bicycle operating device by molding.

According to a seventeenth aspect of the present invention, the bicycle operating device according to one of the above aspects further includes an operating member rotatably coupled to the base member via the support shaft.

With the bicycle operating device according to the seventeenth aspect, the support shaft is used to support the operating member in addition to the operating unit. Therefore, parts of the bicycle operating device can be reduced and manufacturing costs can be reduced.

As the present invention and its many advantages associated therewith are better understood by referring to the following detailed description considered together with the accompanying drawings, many advantages of the invention and its accompanying benefits can be easily obtained A more complete evaluation.

10‧‧‧Bike operating device

12‧‧‧Base member

12A‧‧‧First end part

12B‧‧‧Second end part

12C‧‧‧ grip part

12D‧‧‧Installation surface

12E‧‧‧Saddle Bridge

12F‧‧‧First attachment hole

12G‧‧‧The first internal thread part

14‧‧‧Install clamp

15‧‧‧covering member

16‧‧‧operating member

18‧‧‧Base part

20‧‧‧Operation part

21‧‧‧First through hole

22‧‧‧ pivot pin

22A‧‧‧The first pin end

22B‧‧‧The second pin end

23‧‧‧The second through hole

24‧‧‧ Additional pivot pin

25‧‧‧The first intermediate component

26‧‧‧Additional operating components

27‧‧‧Second intermediate component

28‧‧‧First biasing member, biasing member

28A‧‧‧End of the first biasing member

28B‧‧‧End of the second biasing member

30‧‧‧Second biasing member

32‧‧‧The third biasing member

34‧‧‧Hydraulic unit

36‧‧‧Cylinder

38‧‧‧ Piston

40‧‧‧Cylinder bore

40A‧‧‧Cylinder central axis

42‧‧‧Hydraulic chamber

43‧‧‧Closed component

44‧‧‧piston rod

46‧‧‧Guide pin

46A‧‧‧End

46B‧‧‧End

48‧‧‧Guide components

48A‧‧‧First guide groove

48B‧‧‧First guide groove

48C‧‧‧Add adjustment screw hole

50‧‧‧Transmission component

50A‧‧‧The first transmission end

50B‧‧‧Second transmission end

50C‧‧‧Threaded hole

51‧‧‧Adjustment component

51A‧‧‧External thread part

51B‧‧‧Adjust the end

52‧‧‧Additional adjustment member

54‧‧‧Adjustment screw

56‧‧‧Adjust contact parts

57‧‧‧Adjust bias element

58‧‧‧Hydraulic reservoir

59‧‧‧Reservoir room

60‧‧‧Reservoir

60A‧‧‧recess

60B‧‧‧hole

62‧‧‧ Diaphragm

64‧‧‧Cover

65‧‧‧fastener

67‧‧‧Relief components

68‧‧‧fluid channel

68A‧‧‧Inner peripheral surface

70‧‧‧Export

72‧‧‧Receiving component

74‧‧‧Connecting member

74A‧‧‧The first external thread part

76‧‧‧The first sealing member

78‧‧‧Second sealing member

79‧‧‧Operating unit fastening bolt

79A‧‧‧Second external thread

80‧‧‧Support shaft

80A‧‧‧First end

80B‧‧‧Second end

80C‧‧‧Trench

81‧‧‧ Additional support shaft

81A‧‧‧Second attachment hole

81B‧‧‧Second internal thread

82‧‧‧Operation unit

82A‧‧‧End of the first operation unit

82B‧‧‧End of the second operation unit

84‧‧‧Rotatable member

86‧‧‧Cable holding section

86G‧‧‧Second guide groove

86H‧‧‧Hook hole

88‧‧‧Cable operation structure

89‧‧‧fifth through hole

90‧‧‧Shaft attachment member

91‧‧‧Sixth through hole

92‧‧‧Base part

94‧‧‧The first extension

95‧‧‧th through hole

96‧‧‧The second extension

97‧‧‧The fourth through hole

210‧‧‧Bike operating device

212‧‧‧Base member

280‧‧‧Support shaft

A1‧‧‧Pivot axis

A2‧‧‧Additional pivot axis

A7‧‧‧First axis of rotation

A8‧‧‧Central axis

BC1‧‧‧Hydraulic bicycle components, bicycle components

BC2‧‧‧Mechanically controlled bicycle components, bicycle components, gear shifting devices

C1‧‧‧Hydraulic hose

C2‧‧‧Mechanical control cable

C21‧‧‧Inner wire

C22‧‧‧Hook

D1‧‧‧ First operation direction

D2‧‧‧Second operation direction

D4‧‧‧Movement direction

D5‧‧‧Horizontal direction

D6‧‧‧direction, axial direction

D7‧‧‧Adjust the direction

D8‧‧‧Radial direction

D91‧‧‧Pull direction

D92‧‧‧ Release direction

H‧‧‧ Bicycle handlebars, handlebars, settlement handlebars

H1‧‧‧curve part

P11‧‧‧ static position, the first static position

P12‧‧‧Operation position, the first operation position

P21‧‧‧Second static position

P22‧‧‧Second operation position

P31‧‧‧The third static position

P32‧‧‧ Third operating position

P41‧‧‧Initial position

P42‧‧‧actuation position

ST‧‧‧Stroke

FIG. 1 is a right side view of the bicycle operating device according to the first embodiment.

FIG. 2 is a perspective view of the bicycle operating device shown in FIG. 1.

Fig. 3 is a front view of the bicycle operating device shown in Fig. 1.

4 is a partial cross-sectional view of the bicycle operating device taken along line IV-IV of FIG. 3.

5 is a partial cross-sectional view of the bicycle operating device taken along line V-V of FIG. 1.

6 is a partial cross-sectional view of the bicycle operating device taken along line VI-VI of FIG. 1.

7 is a rear view of the bicycle operating device shown in FIG. 1.

8 is a perspective view of the internal structure of the bicycle operating device shown in FIG. 1.

9 is another perspective view of the internal structure of the bicycle operating device shown in FIG. 1.

10 is a cross-sectional view of the bicycle operating device taken along line X-X of FIG. 4.

FIG. 11 is a perspective view of the bicycle operating device shown in FIG. 1 with a cover member omitted.

12 is a cross-sectional view of the bicycle operating device taken along line XII-XII of FIG. 4.

13 is a cross-sectional view of the bicycle operating device taken along line XIII-XIII of FIG. 4.

14 is an exploded schematic view of the bicycle operating device according to the second embodiment.

The embodiments are described below with reference to the accompanying drawings, in which the same reference numerals indicate corresponding or identical elements in different drawings.

First embodiment

Referring first to FIG. 1, the bicycle operating device 10 according to the first embodiment is constructed as a bicycle handlebar H that is mounted on a bicycle. In this embodiment, the bicycle operating device 10 is constructed to be mounted on a drop-down handlebar. However, the structure of the bicycle operating device 10 can be applied to other types of handlebars, such as flat handlebars, time trial handlebars, and bull horn handlebars. The bicycle handlebar H may also be referred to as a handlebar H. The handlebar H may also be referred to as the sinking handlebar H. In addition, the bicycle operating device 10 can be mounted on the bicycle other than the handlebar H. Since the structure of the bicycle is known in the field of bicycle technology, the structure will not be described in detail here for the sake of brevity.

The bicycle operating device 10 is operatively coupled to a hydraulic bicycle assembly BC1, such as a hydraulic bicycle brake. In this embodiment, the bicycle operating device 10 is operatively coupled to the hydraulic bicycle assembly BC1 via the hydraulic hose C1.

In addition, the bicycle operating device 10 is operatively coupled to the mechanically controlled bicycle assembly BC2. In this embodiment, the bicycle operating device 10 is operatively coupled to the mechanically controlled bicycle assembly BC2 via the mechanical control cable C2. The mechanically controlled bicycle assembly BC2 may be referred to simply as the bicycle assembly BC2. Examples of the bicycle assembly BC2 include shifting devices, adjustable seat tube assemblies, and bicycle suspension devices. Examples of the mechanical control cable C2 include a Bowden cable. In this embodiment, the bicycle assembly BC2 includes a shifting device to perform gear shifting of the bicycle. The bicycle assembly BC2 may also be referred to as a shifting device BC2.

In this embodiment, the bicycle operating device 10 is a right-hand side control device configured to be operated by the rider's right hand to actuate the hydraulic bicycle assembly BC1 and the mechanically controlled bicycle assembly BC2. However, the structure of the bicycle operating device 10 can be applied to the left-hand side control device.

In this application, the following direction terms "front", "rear", "forward", "backward", "left", "right", "landscape", "upward", and "downward" and any other Similar directional terms refer to those directions determined by a user (for example, a cyclist) facing the handlebar H while sitting on the saddle (not shown) of the bicycle. Therefore, these terms, when used to describe the bicycle operating device 10, should be interpreted relative to the direction used when the bicycle equipped with the bicycle operating device 10 is in an upright riding position on a horizontal surface.

As seen in FIG. 1, the bicycle operating device 10 includes a base member 12. The base member 12 is constructed to be attached to a handlebar H of a bicycle. However, the base member 12 may be attached to a portion other than the handlebar H when the bicycle is installed. The base member 12 is made of non-metallic material such as resin material. In this embodiment, the base member 12 is made of resin. For example, the base member 12 is made of synthetic resin. The base member 12 is integrally formed by using integral molding. However, the base member 12 may be made of other materials such as metallic materials. For example, the base member 12 may be made of aluminum by using molding.

The base member 12 includes a first end portion 12A, a second end portion 12B, and a grip portion 12C. The first end portion 12A is constructed in a state where the bicycle operating device 10 is attached to the bicycle handlebar H It is coupled to the bicycle handlebar H. Hereinafter, the state where the bicycle operating device 10 is attached to the bicycle handlebar H may be referred to as an attached state. The second end portion 12B is opposite to the first end portion 12A. The grip portion 12C is provided between the first end portion 12A and the second end portion 12B.

The settlement handlebar H includes a curved portion H1. The first end portion 12A is constructed to be coupled to the curved portion H1 in the installed state of the bicycle operating device 10. The bicycle operating device 10 includes a mounting clamp 14 to couple the base member 12 to the bicycle handlebar H.

As seen in FIG. 2, the first end portion 12A includes a mounting surface 12D having a curved shape corresponding to the settlement handlebar H. Specifically, the mounting surface 12D has a curved shape corresponding to the outer peripheral surface of the curved portion H1.

As seen in FIGS. 1 and 2, the second end portion 12B includes a pommel portion 12E. The saddle bridge portion 12E extends obliquely upward from the grip portion 12C. The saddle bridge portion 12E is provided above the first end portion 12A in the mounted state of the bicycle operating device 10. If necessary and/or desired, the saddle bridge portion 12E can also be constructed to be grasped.

In this embodiment, the bicycle operating device 10 further includes a cover member 15 attached to the base member 12 to at least partially cover the base member 12. The covering member 15 is at least partially made of an elastic material such as rubber.

As seen in FIG. 1, the bicycle operating device 10 includes an operating member 16. The operating member 16 is pivotally coupled about the pivot axis A1 接接基基12。 Connect to the base member 12. The operating member 16 extends downward from the base member 12 in the mounted state of the bicycle operating device 10. In this embodiment, the operating member 16 can pivot relative to the base member 12 about the pivot axis A1 in the first operating direction D1. The operating member 16 is constructed so as to be pivotable with respect to the base member 12 between a resting position P11 (hereinafter referred to as a first resting position P11) and an operating position P12 (hereinafter referred to as a first operating position P12). The first operating direction D1 is a circumferential direction defined around the pivot axis A1. In this embodiment, the operating member 16 is provided as a brake operating lever that is pivotable about the pivot axis A1.

In the present application, the term "rest position" is used to refer to a position where a movable component such as the operating member 16 remains stationary in a state where the movable component is not operated by a user . The term "operated position" as used refers to the position where the movable part has been operated by the user to perform the operation of the bicycle assembly.

As seen in FIG. 3, the operating member 16 can pivot relative to the base member 12 in the second operating direction D2 about the additional pivot axis A2. The operating member 16 is pivotable with respect to the base member 12 between the second resting position P21 and the second operating position P22. The second operating direction D2 is a circumferential direction defined around the additional pivot axis A2. In this embodiment, the operating member 16 is provided as a shift lever pivotable about the additional pivot axis A2. However, the function of the shift lever can be omitted from the operating member 16.

As seen in FIGS. 1 and 3, the operating member 16 includes a base portion 18 and an operating portion 20. The base part 18 is pivotable about the pivot axis A1 is pivotally coupled to the base member 12. The operation portion 20 is pivotally provided on the base portion 18 about an additional pivot axis A2.

As seen in FIG. 4, the bicycle operating device 10 includes a pivot pin 22. The pivot pin 22 defines a pivot axis A1. As seen in FIG. 5, the pivot pin 22 is coupled to the base member 12. Specifically, the base member 12 has a first through hole 21 and a second through hole 23. The second through hole 23 is opposed to the first through hole 21 in a direction D6 substantially parallel to the pivot axis A1. The pivot pin 22 includes a first pin end 22A and a second pin end 22B opposite to the first pin end 22A in the direction D6. The first pin end 22A is received in the first through hole 21 via the first intermediate member 25. The second pin end 22B is received in the second through hole 23 via the second intermediate member 27. The operating member 16 is rotatably coupled to the base member 12 via the pivot pin 22. The operating member 16 may be rotatable with respect to the pivot pin 22, and the pivot pin 22 cannot be rotated with respect to the base member 12. Alternatively, the operating member 16 may not rotate relative to the pivot pin 22, and the pivot pin 22 may rotate relative to the base member 12. In addition, as seen in FIG. 4, the bicycle operating device 10 includes an additional pivot pin 24. The additional pivot pin 24 defines an additional pivot axis A2. The base portion 18 is pivotally coupled to the base member 12 via a pivot pin 22. The operating portion 20 is pivotally coupled to the base portion 18 via an additional pivot pin 24 about an additional pivot axis A2.

As seen in FIGS. 1 and 7, the bicycle operating device 10 further includes an additional operating member 26. The additional operating member 26 is pivotably provided on one of the operating member 16 and the base member 12 about the additional pivot axis A2. In this embodiment, the additional operating member 26 is provided in the operating structure 16 pieces. In particular, the additional operating member 26 can pivot relative to the base member 12 in the third operating direction D3 about the additional pivot axis A2. The additional operating member 26 can pivot relative to the base member 12 between the third resting position P31 and the third operating position P32. The additional operating member 26 is pivotally coupled to the base portion 18 via an additional pivot pin 24. The additional operating member 26 can pivot relative to the base portion 18 about the additional pivot axis A2. In this embodiment, the additional operating member 26 is provided as an additional shift lever pivotable about the additional pivot axis A2. The additional operating member 26 may be omitted from the bicycle operating device 10.

As seen in FIG. 4, the bicycle operating device 10 includes a first biasing member 28 constructed to direct the operating member 16 relative to the base member 12 toward the first resting position P11 (FIG. 1) bias. The base portion 18 is in contact with the base member 12 in the static state where the operating member 16 is in the first static position P11. For example, the first biasing member 28 includes a torsion spring. In this specification, the first biasing member 28 may be simply referred to as the biasing member 28. That is, the bicycle operating device 10 includes the biasing member 28. The biasing member 28 is constructed to bias the operating member 16 toward the first resting position P11.

The biasing member 28 is mounted on the pivot pin 22. Specifically, as seen in FIGS. 4 and 5, the biasing member 28 wraps around the pivot pin 22. As seen in FIGS. 4 and 6, the biasing member 28 has a first biasing member end 28A hooked on the support shaft 80. As seen in FIGS. 4 and 5, the biasing member 28 has a second biasing member end 28B opposite to the first biasing member end 28A. The second biasing member end 28B relative to the pivot pin 22 It is positioned on the opposite side to the operating member 16. The second biasing member end 28B is hooked on the guide pin 46 connected to the piston 38. That is, the second biasing member end 28B is hooked on the piston 38. The support shaft 80, the guide pin 46, and the piston 38 will be described in detail later.

As seen in FIG. 4, the bicycle operating device 10 includes the second biasing member 30 to bias the operating member 16 relative to the base member 12 toward the second resting position P21 (FIG. 3 ). In this embodiment, the second biasing member 30 biases the operating portion 20 relative to the base portion 18 toward the second resting position P21 (FIG. 3). The second biasing member 30 is mounted on the additional pivot pin 24. The operating portion 20 is in contact with the base portion 18 in a state where the operating portion 20 is in the second resting position. For example, the second biasing member 30 includes a torsion spring.

The bicycle operating device 10 includes a third biasing member 32 to bias the additional operating member 26 relative to the base member 12 toward the third resting position P31 (FIG. 7 ). In this embodiment, the third biasing member 32 biases the additional operating member 26 relative to the operating member 16 (base portion 18) toward the third resting position P31 (FIG. 7). The third biasing member 32 is mounted on the additional pivot pin 24. As seen in FIG. 5, the additional operating member 26 is in contact with the operating member 16 (operating portion 20) in a state where the operating member 16 and the additional operating member 26 are in the second resting position P21 and the third resting position P31. For example, the third biasing member 32 includes a torsion spring.

As seen in FIG. 4, the bicycle operating device 10 includes a hydraulic unit 34. The hydraulic unit 34 is provided on the base member 12. The hydraulic unit 34 includes a cylinder 36 and a piston 38. The cylinder 36 is provided on the base The member 12 includes a cylinder bore 40. The piston 38 is provided in the cylinder bore 40. That is, the piston 38 is provided in the cylinder 36. The piston 38 can move in the movement direction D4 in the cylinder bore 40. The cylinder bore 40 has a cylinder center axis 40A extending in the movement direction D4. The cylinder bore 40 and the piston 38 define a hydraulic chamber 42. In this embodiment, the hydraulic unit 34 includes a closing member 43 that is attached to the cylinder 36 to close the end of the cylinder bore 40. The cylinder bore 40, the piston 38, and the closing member 43 define a hydraulic chamber 42.

The piston 38 can move relative to the cylinder 36 in the moving direction D4 in response to the movement of the operating member 16 in the first operating direction D1. Specifically, the piston 38 is movable relative to the cylinder 36 between the initial position P41 and the actuated position P42. The piston 38 is at the initial position P41 in the resting state where the operating member 16 is at the first resting position P11 (FIG. 1 ). The piston 38 is in the actuated position P42 in the operating state where the operating member 16 is in the first operating position P12 (FIG. 1 ). The piston 38 is configured to be pushed from the initial position P41 to the actuated position P42 in response to the movement of the operating member 16 from the first resting position P11 toward the first operating position P12 to supply hydraulic pressure toward at least one bicycle assembly BC1.

As seen in FIG. 4, the piston 38 can move relative to the cylinder 36 from the initial position P41 to the actuated position P42 for a period of stroke ST defined. The stroke ST of the piston 38 is defined in the moving direction D4. The hydraulic volume 42 has a variable internal volume that can change in response to the movement of the piston 38. In this embodiment, the stroke of the piston 38 can be adjusted between a maximum stroke and a minimum stroke as will be described later. In such an embodiment, the piston 38 The stroke ST can be defined as a minimum stroke.

As seen in FIGS. 4, 8, and 9, the bicycle operating device 10 includes the piston rod 44, the guide pin 46, the guide member 48, and the transmission member 50. The piston rod 44 is operatively coupled to the piston 38. The guide pin 46 is attached to the piston rod 44. The guide member 48 is made of a metal material such as titanium alloy, stainless steel, and aluminum alloy. The guide member 48 is detachably attached to the base member 12. The guide member 48 includes a pair of first guide grooves 48A and 48B. The two ends 46A and 46B of the guide pin 46 are movably provided in the first guide grooves 48A and 48B. The first biasing member 28 (biasing member 28) biases the guide pin 46. The piston 38, the piston rod 44, the guide pin 46, and the guide member 48 can be detached from the base member 12 as a unit. The transmission member 50 is coupled to the operation member 16. That is, the piston 38 is coupled to the operating member 16. The transmission member 50 can pivot relative to the base member 12 about the pivot axis A1 to transmit the movement of the operation member 16 to the guide pin 46. Therefore, the hydraulic unit 34 is constructed to generate hydraulic pressure in response to the movement of the operating member 16.

As seen in FIG. 4, the transmission member 50 includes a first transmission end 50A and a second transmission end 50B. The first transmission end 50A is in contact with the guide pin 46. The second transmission end 50B is provided on the opposite side to the first transmission end 50A with respect to the pivot axis A1.

As seen in FIG. 8, the bicycle operating device 10 includes an adjustment member 51. The adjustment member 51 is movably attached to the guide member 48. Specifically, the adjustment member 51 includes an externally threaded portion 51A. The guide member 48 includes an additional adjustment screw hole 48C. External thread part 51A and attached The adjustment screw hole 48C is added for screw engagement. The adjustment member 51 includes an adjustment end 51B. As seen in FIGS. 4 and 8, the adjustment end 51B is in contact with the first transmission end 50A of the transmission member 50. For example, the adjustment end portion 51B of the adjustment member 51 has a tapered shape. As seen in FIG. 4, the first biasing member 28 biases the guide pin 46 and the first transmission end 50A toward the adjustment end 51B of the adjustment member 51. The guide pin 46 and the first transmission end 50A are held between the first biasing member 28 and the adjustment end 51B of the adjustment member 51. This positions the piston 38 at the initial position P41. In addition, the transmission member 50 is positioned at a pivot position corresponding to the initial position P41 with respect to the guide member 48 and the base member 12.

As seen in FIG. 8, the rotation of the adjustment member 51 relative to the guide member 48 changes the position of the adjustment member 51 relative to the guide member 48 in the adjustment direction D7 that is not parallel to the cylinder center axis 40A of the cylinder bore 40. Therefore, the rotation of the adjustment member 51 changes the initial position P41 of the piston 38 relative to the base member 12 (FIG. 4 ). In addition, the rotation of the adjustment member 51 changes the pivot position of the transmission member 50 relative to the base member 12.

As seen in FIG. 4, the bicycle operating device 10 includes an additional adjustment member 52. The additional adjustment member 52 is rotatably attached to the second transmission end 50B. The additional adjustment member 52 includes an adjustment screw 54 and an adjustment contact member 56. The transmission member 50 includes a screw hole 50C provided in the second transmission end portion 50B. The adjusting screw 54 is screwed into the threaded hole 50C. The adjustment contact member 56 is rotatably coupled to the end of the adjustment screw 54. The adjustment contact member 56 is coupled to the base portion 18 to be restricted from rotating relative to the base portion 18.

As seen in FIG. 4, the bicycle operating device 10 includes an adjustment biasing element 57 which is provided between the transmission member 50 and the base portion 18 to apply a biasing force to the transmission member 50 and the base portion Serving 18. The adjustment biasing element 57 biases the transmission member 50 and the base portion 18 to push the base portion 18 against the adjustment contact member 56.

As seen in FIG. 8, the rotation of the adjustment member 51 changes the pivot position of the transmission member 50 relative to the base member 12. Therefore, the rotation of the adjustment member 51 changes the first resting position P11 of the operation member 16 relative to the base member 12. In addition, as seen in FIG. 4, the rotation of the adjustment screw 54 relative to the transmission member 50 changes the distance between the second transmission end 50B and the base portion 18, thus changing the first position of the operating member 16 relative to the base member 12 Rest position P11. At this time, the initial position P41 of the piston 38 is not changed because the first transmission end 50A of the transmission member 50 is held between the guide pin 46 and the adjustment member 51.

As seen in FIG. 10, the hydraulic unit 34 contains a hydraulic reservoir 58. The hydraulic reservoir 58 includes a reservoir chamber 59 connected to the hydraulic chamber 42. As seen in FIG. 4, the hydraulic reservoir 58 is provided at the second end portion 12B. In this embodiment, as seen in FIGS. 10 and 11, the hydraulic reservoir 58 is provided at the saddle bridge portion 12E.

As seen in FIG. 10, the hydraulic reservoir 58 includes a reservoir tank 60, a diaphragm 62, and a cover 64. The reservoir groove 60 includes a recess 60A. In this embodiment, the reservoir groove 60 is provided integrally with the cylinder 36 as a single-piece unit member. However, the reservoir groove 60 may be a separate member from the cylinder 36. The diaphragm 62 is provided at least partially within the recess 60A. Receptacle 60 and the diaphragm 62 define a reservoir compartment 59 in the recess 60A. In this embodiment, the hydraulic reservoir 58 includes a bleed member 67. The drain member 67 is detachably attached to the reservoir tank 60 to close the hole 60B of the reservoir tank 60. The reservoir groove 60, the diaphragm 62, and the relief member 67 define the reservoir chamber 59 within the recess 60A. The reservoir chamber 59 is connected to the hydraulic chamber 42 via at least one connection hole (not shown). As seen in FIGS. 10 and 11, the cover 64 is detachably attached to the base member 12 with a fastener 65 to cover the recess 60A. The hydraulic reservoir 58 may be omitted from the bicycle operating device 10.

As seen in FIGS. 4 and 10, in the mounted state where the bicycle operating device 10 is mounted on the handlebar H (FIG. 1), the cylinder hole 40 is at least partially provided above the pivot axis A1. The reservoir chamber 59 is provided above the cylinder bore 40 in the installed state and does not overlap the cylinder bore 40 in the lateral direction D5 parallel to the pivot axis A1.

As seen in FIG. 12, the base member 12 contains fluid channels 68. The fluid passage 68 is connected to the hydraulic chamber 42. The fluid channel 68 is provided inside the base member 12. As seen in FIG. 13, the base member 12 includes an outlet port 70. The outlet port 70 is connected to the fluid passage 68 and is provided at the first end portion 12A. The fluid passage 68 is defined from the hydraulic chamber 42 to the outlet port 70. The hydraulic hose C1 is connected to the hydraulic chamber 42 via the outlet port 70. The end of the hydraulic hose C1 is connected to the outlet port 70. As seen in FIG. 10, the base member 12 includes an inner peripheral surface 68A disposed on the base member 12 and defining the fluid passage 68.

As seen in FIG. 13, the outlet port 70 includes a receiving member 72, a connecting member 74, a first sealing member 76, and a second sealing member 78. The receiving member 72 and the first sealing member 76 are provided in the first attachment hole 12F of the base member 12. The first sealing member 76 is provided between the receiving member 72 and the connecting member 74. The second sealing member 78 is provided between the covering member 15 and the connecting member 74. The connecting member 74 includes a first externally threaded portion 74A. The first attachment hole 12F includes a first internally threaded portion 12G threadably engaged with the first externally threaded portion 74A. The first sealing member 76 and the second sealing member 78 are made of an elastic material such as rubber. The first sealing member 76 comes into contact with the outer peripheral surface of the hydraulic hose C1 when the connecting member 74 is locked.

As seen in FIGS. 4, 8, and 9, the bicycle operating device 10 includes an operating unit 82. The operation unit 82 includes a rotatable member 84 that can rotate relative to the base member 12 about the first axis of rotation A7 to control the bicycle assembly BC2. In this embodiment, the operation unit 82 is a shift operation unit for operating the shift device BC2 to perform gear shifting of the bicycle. The bicycle operating device 10 also includes an additional support shaft 81. The additional support shaft 81 defines a first axis of rotation A7. As seen in FIGS. 2, 4, and 7, the additional support shaft 81 is coupled to the base member 12 via the operation unit fastening bolt 79. The operation unit fastening bolt 79 includes a second externally threaded portion 79A. The additional support shaft 81 has a second attachment hole 81A. The second attachment hole 81A includes a second internally threaded portion 81B threadably engaged with the second externally threaded portion 79A. The additional support shaft 81 supports the operation unit 82. The operation unit 82 has a first operation unit end 82A, and The second operating unit end 82B opposite to the first operating unit end 82A is along the first rotation axis A7. The first operation unit end 82A is supported by the base member 12 via the additional support shaft 81.

As seen in FIGS. 4, 8, and 9, the bicycle operating device 10 includes the support shaft 80. The support shaft 80 couples the second operation unit end 82B to the base member 12. The support shaft 80 has a central axis A8. The pivot pin 22 and the support shaft 80 are substantially parallel to each other. The support shaft 80 extends in a direction D6 that is substantially parallel to the central axis A8. As seen in FIGS. 1 and 4, the support shaft 80 is provided between the first end portion 12A and the second end portion 12B. Specifically, as seen in FIGS. 4, 8, and 9, the support shaft 80 is disposed between the pivot pin 22 and the operation unit 82 when viewed in a direction D6 parallel to the pivot pin 22. The support shaft 80 extends in a direction D6 that is not parallel to the first rotation axis A7. Specifically, the support shaft 80 extends in a direction D6 that is substantially perpendicular to the first rotation axis A7.

The operation unit 82 also includes a shaft attachment member 90 at the second operation unit end 82B. As seen in FIG. 4, the shaft attachment member 90 rotatably supports the rotatable member 84 that can rotate relative to the base member 12 about the first rotation axis A7. As seen in FIGS. 8 and 9, the shaft attachment member 90 is U-shaped. Specifically, the shaft attachment member 90 includes a base portion 92, a first extension portion 94, and a second extension portion 96. The base portion 92 is connected to the rotatable member 84 so that the rotatable member 84 can rotate relative to the base portion 92. The base portion 92 extends in the direction D6. One end of the base portion 92 in the direction D6 is called a first end. The other end of the base portion 92 opposite to the first end in the direction D6 is called a second end. The first extension portion 94 extends from the first end of the base portion 92 toward the pivot pin 22. The second extending portion 96 extends from the second end of the base portion 92 toward the pivot pin 22. The first extension 94 has a third through hole 95. The second extension 96 has a fourth through hole 97.

As seen in FIG. 6, the support shaft 80 extends through the third through hole 95 and the fourth through hole 97. The support shaft 80 has a first end 80A and a second end 80B opposite to the first end 80A. The first end 80A is close to the third through hole 95. The third through hole 95 is closer to the first end 80A than the fourth through hole 97. The second end 80B is close to the fourth through hole 97. The fourth through hole 97 is closer to the second end 80B than the third through hole 95. The support shaft 80 has a groove 80C. The groove 80C is provided between the first end 80A and the second end 80B in the direction D6. In this embodiment, the support shaft 80 has two grooves 80C. However, the number of grooves may be one or more than two. The biasing member 28 is hooked on the groove 80C.

The first end 80A and the second end 80B are supported by the base member 12. Specifically, the base member 12 has a fifth through hole 89 and a sixth through hole 91. The sixth through hole 91 is opposed to the fifth through hole 89 in the direction D6. The first end 80A of the support shaft 80 is received in the fifth through hole 89. The second end 80B of the support shaft 80 is received in the sixth through hole 91. The diameter of the first end 80A is larger than the diameter of the second end 80B. Therefore, the diameter of the fifth through hole 89 is larger than the diameter of the sixth through hole 91. The diameters of the first end 80A, the second end 80B, the fifth through hole 89, and the sixth through hole 91 are defined by the radial direction D8 perpendicular to the direction D6. Therefore, the fifth through hole 89 can position the support shaft 80 in the axial direction D6 of the support shaft 80. another In addition, the first end 80A may be fitted into the fifth through hole 89 so that the fifth through hole 89 positions the support shaft 80 in the radial direction D8.

The rotatable member 84 includes a cable holding section 86 constructed to engage with the cable. As seen in FIG. 8, the cable is the inner wire C21 of the mechanical control cable C2. The mechanical control cable C2 is included in the hook C22 at one end of the inner wire C21. The cable holding section 86 has a hook hole 86H, and the hook C22 is fixed in the hook hole 86H in the mounted state of the bicycle operating device 10. The cable holding section 86 has a second guide groove 86G to guide the inner wire C21. The cable holding section 86 pivots relative to the base member 12 about the first rotation axis A7 in response to the movement of the operating member 16 and the additional operating member 26.

The rotatable member 84 includes a cable operating structure 88 that operatively couples the operating member 16 and the additional operating member 26 to the cable holding section 86. Specifically, as seen in FIGS. 8 and 9, the cable operating structure 88 responds to the movement of the operating member 16 (FIG. 3) to hold the cable holding section 86 relative to the base member 12 in the pulling direction D91 and the releasing direction One of D92 pivots. In addition, the cable operating structure 88 pivots the cable holding section 86 relative to the base member 12 in the pulling direction D91 and the releasing direction D92 in response to the movement of the additional operating member 26 (FIG. 7 ). In this embodiment, the cable operating structure 88 pivots the cable holding section 86 relative to the base member 12 in the release direction D92 in response to the movement of the operating member 16 (FIG. 3 ). In addition, the cable operating structure 88 pivots the cable holding section 86 relative to the base member 12 in the pulling direction D91 in response to the movement of the additional operating member 26 (FIG. 7 ). Because the operation order The structure of the element 82 is known in the bicycle technical field, so these structures will not be described in detail here for the sake of brevity.

Second embodiment

The bicycle operating device 210 according to the second embodiment will be described below with reference to FIG. 14. Except for the base member 12 and the support shaft 80, the bicycle operating device 210 has the same structure and/or configuration as the bicycle operating device 10. Therefore, an element having substantially the same function or function as the element in the first embodiment will be given the same element symbol here, and will not be described in detail and/or again here for the sake of brevity display.

As seen in FIG. 14, the bicycle operating device 210 includes a base member 212 and a support shaft 280. The base member 212 has substantially the same structure as the base member 12 of the first embodiment. Unlike the base member 12 of the first embodiment, the base member 212 does not include the fifth through hole 89 and the sixth through hole 91. The support shaft 280 has substantially the same structure as the pivot pin 22 of the first embodiment. In this embodiment, the support shaft 280 extends through the third through hole 95 and the fourth through hole 97 of the shaft attachment member 90. The support shaft 280 supports both the operation unit 82 and the operation member 16. In other words, the bicycle operating device 210 further includes the operating member 16 rotatably coupled to the base member 212 via the support shaft 280. In this embodiment, the first biasing member end 28A of the biasing member 28 may not be caught on the support shaft 280. The first biasing member end 28A of the biasing member 28 may be hooked on a part of the base member 212.

It is obvious to those skilled in the art of bicycles that the above-mentioned embodiments can be at least partially combined with each other.

The hydraulic bicycle assembly BC1 may be a mechanically driven bicycle assembly. In this case, the hydraulic unit 34 may be replaced by a cable operating unit to operate the cable connected to the bicycle assembly BC1.

In the shaft attachment member 90, one of the first extension portion 94 and the second extension portion 96 may be omitted. In the case where the second extension portion 96 is omitted, the first extension portion 94 may extend from a portion of the base portion 92 that is different from the first end of the base portion 92. For example, the first extension portion 94 may extend from the center of the base portion 92.

The term "constructed" as used herein to describe a component, section, or component of a device includes hardware and/or software that is built and/or programmed to perform the desired function. The desired function can be executed by hardware, software, or a combination of hardware and software.

As used herein, the term "comprising" and its derivatives mean clearly defining the existence of the described features, elements, components, clusters, integers, and/or steps but not excluding other undescribed features, elements, components, Open-ended term for the existence of groups, integers, and/or steps. This concept also applies to words with similar meanings, such as the terms "have", "include", and their derivatives.

The terms "member", "section", "part", "part", "element", "body", and "structure" when used in the singular can have the dual meaning of a single part or multiple parts.

The serial numbers described in this application, such as "first" and "first "Two" is just an identification number and does not have any other meaning, such as a specific order and the like. In addition, for example, the term "first element" itself does not imply the existence of a "second element", and the term "second element" itself does not imply the existence of a "first element".

The term "a pair or a pair" used herein not only covers configurations in which pairs of elements have the same shape or structure as each other, but also covers configurations in which pairs of elements have different shapes or structures from each other.

Finally, degree terms used herein such as "substantially or substantially", "approximately or approximately", and "near or approximate" mean that the terms they modify have a reasonable amount of deviation so that the final result will not change significantly.

Obviously, from the point of view of the above teaching, the present invention can have many modifications and changes. Therefore, it should be understood that within the scope of the accompanying patent application claims, the invention can be implemented in other ways than those explicitly stated here.

10‧‧‧Bike operating device

12‧‧‧Base member

12A‧‧‧First end part

12B‧‧‧Second end part

12C‧‧‧ grip part

12F‧‧‧First attachment hole

12G‧‧‧The first internal thread part

14‧‧‧Install clamp

15‧‧‧covering member

16‧‧‧operating member

68‧‧‧fluid channel

70‧‧‧Export

72‧‧‧Receiving component

74‧‧‧Connecting member

74A‧‧‧The first external thread part

76‧‧‧The first sealing member

78‧‧‧Second sealing member

A1‧‧‧Pivot axis

C1‧‧‧Hydraulic hose

Claims (17)

A bicycle operating device includes: a base member; an operating unit includes a rotatable member that can rotate relative to the base member about a first axis of rotation to control a bicycle assembly, the operating unit has a first member supported by the base member An operation unit end, and a second operation unit end opposite to the first operation unit end along the first rotation axis; and a support shaft extending in a direction not parallel to the first rotation axis, and will The end of the second operating unit is coupled to the base member, the support shaft has a first end, and a second end opposite to the first end, the first end and the second end are formed by the Base member support. The bicycle operating device as described in item 1 of the patent application scope further includes: a pivot pin coupled to the base member; an operating member rotatably coupled to the base member via the pivot pin; and a bias A member is wound around the pivot pin, and the biasing member has a first biasing member end hooked on the support shaft. The bicycle operating device as described in item 2 of the patent application range, wherein the biasing member is constructed to bias the operating member toward the resting position. The bicycle operating device as described in item 2 of the patent application scope, which The support shaft has a groove in which the biasing member is hooked. The bicycle operating device according to item 4 of the patent application scope further includes: a hydraulic unit configured to generate hydraulic pressure in response to the movement of the operating member, the hydraulic unit including a cylinder barrel, and a cylinder barrel provided in the cylinder barrel A piston, the piston being coupled to the operating member, wherein the biasing member has a second biasing member end opposite to the first biasing member end, and the second biasing member end is hooked at On the piston. The bicycle operating device according to item 5 of the patent application range, wherein the end of the second biasing member is positioned on the opposite side to the operating member with respect to the pivot pin. The bicycle operating device as described in item 2 of the patent application range, wherein the pivot pin and the support shaft are substantially parallel to each other. The bicycle operating device as described in item 7 of the patent application range, wherein the support shaft is disposed between the pivot pin and the operating unit when viewed in a direction parallel to the pivot pin. The bicycle operating device as described in item 1 of the patent application scope also includes: An additional support shaft, coupled to the base member and supporting the operating unit, defines the first axis of rotation. The bicycle operating device according to item 1 of the patent application range, wherein the rotatable member includes a cable holding section constructed to be engaged with the cable. The bicycle operating device as described in item 1 of the patent application range, wherein the operating unit is a shift operating unit for operating the shifting device to perform gear shifting of the bicycle. The bicycle operating device according to item 1 of the patent application range, wherein the base member includes: a first end portion constructed to be coupled to the bicycle in a state where the bicycle operating device is mounted on a bicycle handlebar Handlebar; and second end portion, opposite to the first end portion, and the support shaft is disposed between the first end portion and the second end portion. The bicycle operating device as described in item 12 of the patent application range, wherein the first end portion includes a mounting surface having a curved shape corresponding to the settlement handlebar. The bicycle operating device as described in item 12 of the patent application scope, in which The base member includes a grip portion disposed between the first end portion and the second end portion. The bicycle operating device as described in item 12 of the patent application range, wherein the second end portion includes a saddle bridge portion. The bicycle operating device as described in item 1 of the patent application range, wherein the base member is made of resin. The bicycle operating device described in item 1 of the patent application scope further includes an operating member rotatably coupled to the base member via the support shaft.

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