WO2021176932A1 - キャンセルカム - Google Patents
キャンセルカム Download PDFInfo
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- WO2021176932A1 WO2021176932A1 PCT/JP2021/003921 JP2021003921W WO2021176932A1 WO 2021176932 A1 WO2021176932 A1 WO 2021176932A1 JP 2021003921 W JP2021003921 W JP 2021003921W WO 2021176932 A1 WO2021176932 A1 WO 2021176932A1
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- WIPO (PCT)
- Prior art keywords
- reinforcing rib
- cam
- axial direction
- length
- wall
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
- B60Q1/40—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction having mechanical, electric or electronic automatic return to inoperative position
- B60Q1/42—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction having mechanical, electric or electronic automatic return to inoperative position having mechanical automatic return to inoperative position due to steering-wheel position, e.g. with roller wheel control
- B60Q1/425—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction having mechanical, electric or electronic automatic return to inoperative position having mechanical automatic return to inoperative position due to steering-wheel position, e.g. with roller wheel control using a latching element for resetting a switching element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
- B60Q1/40—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction having mechanical, electric or electronic automatic return to inoperative position
- B60Q1/42—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction having mechanical, electric or electronic automatic return to inoperative position having mechanical automatic return to inoperative position due to steering-wheel position, e.g. with roller wheel control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2306/00—Other features of vehicle sub-units
- B60Y2306/09—Reducing noise
Definitions
- the technology disclosed in this application relates to a cancel cam.
- Patent Documents 1 and 2 describe a cancel cam used in a rotary connector device.
- the ratchet of the turn signal switch contacts the cancel cam. Therefore, it is preferable to secure the strength of the cancel cam. On the other hand, it is preferable to reduce the abnormal noise generated by the contact between the turn signal switch and the cancel cam.
- the technical problem disclosed in the present application is to reduce the abnormal noise generated by the contact between the turn signal switch and the cancel cam while ensuring the strength of the cancel cam.
- the cancel cam according to the first feature includes an annular member, a cam wall, and at least one reinforcing rib.
- the annular member is a member that is integral with the steering shaft and is rotatable around the rotation axis, and includes an outer peripheral portion, an inner peripheral portion, and a first surface that faces an axial direction parallel to the rotation axis.
- the cam wall is configured to return the turn signal switch from the operating position to the neutral position, extending axially from the outer peripheral portion and extending circumferentially along the outer peripheral portion.
- At least one reinforcing rib extends from the cam wall toward the inner peripheral portion and connects the cam wall to the annular member.
- the cam wall has a first axial length defined from the first plane in the axial direction.
- the inner peripheral portion has a second axial length defined from the first plane in the axial direction. The length in the second axial direction is shorter than the length in the first axial direction.
- the length in the second axial direction is shorter than the length in the first axial direction, so that the abnormal noise generated by the contact between the turn signal switch and the cam wall reverberates inside the cam wall in the radial direction. Can be suppressed.
- at least one reinforcing rib can secure the connecting strength between the annular member and the cam wall. As a result, it is possible to reduce the abnormal noise caused by the contact between the turn signal switch and the cancel cam while ensuring the strength of the cancel cam.
- the cancel cam according to the second feature is the cancel cam according to the first feature, and the annular member does not have a portion that protrudes in the axial direction from the first surface in the inner peripheral portion.
- the cancel cam according to the third feature is the cancel cam according to the first or second feature, in which at least one reinforcing rib extends from the cam wall toward the inner peripheral portion and connects the cam wall to the first surface. ..
- connection strength between the annular member and the cam wall can be increased.
- the cancel cam according to the fourth feature is the cancel cam according to any one of the first to third features, in which at least one reinforcing rib extends from the cam wall toward the first surface and is inclined with respect to the rotation axis. Including inclined surfaces.
- the cancel cam according to the fifth feature is the cancel cam according to any one of the first to fourth features, and at least one reinforcing rib has a length in the third axial direction defined from the first surface in the axial direction. Have. The length in the second axial direction is shorter than the length in the third axial direction.
- the cancel cam according to the sixth feature is the cancel cam according to the fifth feature, and the length in the third axial direction is equal to or less than the length in the first axial direction.
- the cancel cam according to the seventh feature is the cancel cam according to the fifth or sixth feature, at least one reinforcing rib has a radial length defined from the cam wall in the radial direction. The radial length is shorter than the third axial length.
- the cancel cam according to the eighth feature is the cancel cam according to any one of the first to seventh features, and at least one reinforcing rib includes a plurality of reinforcing ribs.
- the abnormal noise generated by the contact between the turn signal switch and the cam wall reverberates inside the cam wall in the radial direction while surely increasing the connection strength between the annular member and the cam wall. Can be suppressed.
- the cancel cam according to the ninth feature is the cancel cam according to any one of the first to eighth features, and the cam wall includes a first circumferential end and a second circumferential end.
- the cam wall extends circumferentially from the first circumferential end to the second circumferential end.
- the cancel cam according to the ninth feature makes it easier to secure the strength of the cam wall.
- the cancel cam according to the tenth feature is the cancel cam according to any one of the first to ninth features, and at least one reinforcing rib is a first reinforcing rib connected to the end in the first circumferential direction and a second reinforcing rib. Includes a second reinforcing rib connected to the circumferential end.
- the cancel cam according to the eleventh feature is the cancel cam according to the tenth feature.
- At least one reinforcing rib includes an intermediate reinforcing rib arranged between the first reinforcing rib and the second reinforcing rib. The thickness of at least one of the first reinforcing rib and the second reinforcing rib is larger than the thickness of the intermediate reinforcing rib.
- At least one of the first reinforcing rib and the second reinforcing rib can efficiently reinforce at least one of the first circumferential end and the second circumferential end of the cam wall, and further, intermediate reinforcement.
- the ribs can reinforce the middle part of the cam wall. That is, the strength of the cam wall can be efficiently increased by the first reinforcing rib, the second reinforcing rib, and the intermediate reinforcing rib.
- FIG. 1 is a perspective view of a rotary connector device including a cancel cam according to the present embodiment.
- FIG. 2 is a perspective view of the cancel cam.
- FIG. 3 is a cross-sectional view of the cancel cam in lines III-III of FIG.
- FIG. 4 is a cross-sectional view of the cancel cam according to the modified example.
- FIG. 5 is a cross-sectional view of the cancel cam in line VV of FIG.
- FIG. 6 is a partial cross-sectional view of the cancel cam shown in FIG.
- FIG. 7 is a perspective view of the cancel cam.
- FIG. 8 is a plan view of the cancel cam.
- FIG. 9 is a cross-sectional view of the cancel cam in lines VIII-VIII of FIG.
- FIG. 10 is a schematic view of the cancel cam and the turn signal switch (neutral position).
- FIG. 11 is a schematic view of the cancel cam and the turn signal switch (operating position).
- the rotary connector device 1 includes a rotating body 10, a stator 20, an electric connector 30, and a cancel cam 40.
- the rotating body 10 is rotatably provided around the rotation axis A1 with respect to the stator 20.
- the stator 20 is configured to be fixed to the vehicle body
- the rotating body 10 is configured to be connected to the steering shaft of the steering wheel.
- the electric connector 30 and the cancel cam 40 are attached to the rotating body 10.
- the rotating body 10, the electric connector 30, and the cancel cam 40 can rotate around the rotation axis A1 integrally with the steering wheel.
- the electric connector 30 is configured to be electrically connected to, for example, the steering side connector.
- the steering side connector is electrically connected to an electric circuit such as a switch of the steering wheel or an airbag device.
- the cancel cam 40 includes an annular member 41, a cam wall 42, and at least one reinforcing rib 43.
- the annular member 41 can rotate around the rotation axis A1 integrally with the steering shaft.
- the annular member 41 includes an outer peripheral portion 44, an inner peripheral portion 45, and a first surface 46.
- the first surface 46 faces the axial direction D1 parallel to the rotation axis A1.
- the outer peripheral portion 44 constitutes the outermost outer circumference of the annular member 41.
- the inner peripheral portion 45 constitutes the innermost circumference of the annular member 41.
- the annular member 41 includes an opening 47.
- the inner peripheral portion 45 defines at least a part of the opening 47. The steering shaft is inserted into the opening 47 with the rotary connector device 1 mounted on the vehicle.
- the cam wall 42 is configured to return the turn signal switch 150 (see FIG. 10) from the operating position L or R (see FIG. 10) to the neutral position N (see FIG. 10).
- the cam wall 42 extends from the outer peripheral portion 44 in the axial direction D1 and extends in the circumferential direction D2 along the outer peripheral portion 44.
- the cam wall 42 includes a first circumferential end 42A and a second circumferential end 42B.
- the cam wall 42 extends in the circumferential direction D2 from the first circumferential end 42A to the second circumferential end 42B.
- At least one reinforcing rib 43 extends from the cam wall 42 toward the inner peripheral portion 45, and connects the cam wall 42 to the annular member 41. At least one reinforcing rib 43 extends from the cam wall 42 toward the inner peripheral portion 45 and connects the cam wall 42 to the first surface 46.
- At least one reinforcing rib 43 includes a plurality of reinforcing ribs 43.
- the at least one reinforcing rib 43 includes a first reinforcing rib 43A connected to the first circumferential end 42A and a second reinforcing rib 43B connected to the second circumferential end 42B.
- the at least one reinforcing rib 43 includes at least one intermediate reinforcing rib 43C.
- At least one intermediate reinforcing rib 43C includes a plurality of intermediate reinforcing ribs 43C.
- At least one reinforcing rib 43 includes an inclined surface 43D extending from the cam wall 42 toward the first surface 46 and inclined with respect to the rotation axis A1.
- the first reinforcing rib 43A includes an inclined surface 43D extending from the cam wall 42 toward the first surface 46 and inclined with respect to the rotation axis A1.
- the second reinforcing rib 43B includes an inclined surface 43D extending from the cam wall 42 toward the first surface 46 and inclined with respect to the rotation axis A1.
- the intermediate reinforcing rib 43C includes an inclined surface 43D extending from the cam wall 42 toward the first surface 46 and inclined with respect to the rotation axis A1.
- the cam wall 42 has a first axial length L1 defined from the first surface 46 in the axial direction D1.
- the inner peripheral portion 45 has a second axial length L2 defined from the first surface 46 in the axial direction D1.
- the at least one reinforcing rib 43 has a third axial length L3 defined from the first surface 46 in the axial direction D1.
- the length L2 in the second axial direction is shorter than the length L1 in the first axial direction.
- the length L2 in the second axial direction is shorter than the length L3 in the third axial direction.
- the length L3 in the third axial direction is equal to or less than the length L1 in the first axial direction.
- the length L3 in the third axial direction is equal to the length L1 in the first axial direction.
- the length L3 in the third axial direction may be shorter than the length L1 in the first axial direction.
- the length L2 in the second axial direction is 50% or less of the length L1 in the first axial direction.
- the length L2 in the second axial direction is 25% or less of the length L1 in the first axial direction.
- the length L2 in the second axial direction is 50% or less of the length L3 in the third axial direction.
- the length L3 in the third axial direction is 25% or less of the length L1 in the first axial direction.
- the annular member 41 does not have a portion of the inner peripheral portion 45 that protrudes from the first surface 46 in the axial direction D1. That is, in the present embodiment, the length L2 in the second axial direction is zero or does not have to be. However, as shown in FIG. 4, the length L2 in the second axial direction may be longer than zero.
- the inner peripheral portion 45 includes a protruding portion 45A extending from the first surface 46 in the axial direction D1.
- the cam wall 42 includes an outer peripheral surface 42C and an inner peripheral surface 42D.
- the outer peripheral surface 42C is in contact with the turn lever.
- the inner peripheral surface 42D is provided on the back side of the outer peripheral surface 42C.
- the reinforcing rib 43 extends radially inward from the inner peripheral surface 42D.
- the reinforcing rib 43 extends from the second annular plate 52 in the axial direction D1.
- the reinforcing rib 43 connects the cam wall 42, the second annular plate 52, and the intermediate portion 53.
- At least one reinforcing rib 43 has a radial length L4 defined from the cam wall 42 in the radial direction.
- the radial length L4 of the reinforcing rib 43 is defined radially inward from the inner peripheral surface 42D of the cam wall 42.
- the radial length L4 is shorter than the third axial length L3.
- the radial length L4 may be the third axial length L3 or more.
- the outer peripheral surface 42C of the cam wall 42 includes a contact surface 42E to which the ratchet 120 (see FIG. 10) of the turn signal switch 150 contacts.
- the cam wall 42 includes an axial end portion 42F farthest from the outer peripheral portion 44 in the axial direction D1.
- the contact surface 42E is provided between the first surface 46 and the axial end 42F in the axial direction D1.
- the annular member 41 includes a second surface 49 facing the axial direction D1.
- the second surface 49 is provided on the back side of the first surface 46.
- the cancel cam 40 includes a plurality of connecting portions 50.
- the plurality of connecting portions 50 extend from the second surface 49 in the axial direction D1.
- the connecting portion 50 extends from the inner peripheral portion 45 in the axial direction D1.
- the connecting portion 50 is configured to be connected to the rotating body 10.
- the cancel cam 40 has a shape symmetrical with respect to the reference plane RP.
- the reference plane RP is a virtual plane including the rotation axis A1.
- the cancel cam 40 includes a cam wall 142 and at least one reinforcing rib 143.
- the cam wall 142 has a shape symmetrical to the cam wall 42 with respect to the reference plane RP, and has substantially the same structure as the cam wall 42.
- At least one reinforcing rib 143 includes a plurality of reinforcing ribs 143.
- the plurality of reinforcing ribs 143 have a shape symmetrical to the plurality of reinforcing ribs 43 with respect to the reference surface RP, and have substantially the same structure as the plurality of reinforcing ribs 43.
- the cancel cam 40 may have a shape that is asymmetric with respect to the reference plane RP.
- the intermediate reinforcing rib 43C is arranged between the first reinforcing rib 43A and the second reinforcing rib 43B.
- the thickness of at least one of the first reinforcing rib 43A and the second reinforcing rib 43B is larger than the thickness of the intermediate reinforcing rib 43C.
- the thickness of the first reinforcing rib 43A and the thickness of the second reinforcing rib 43B are larger than the thickness of the intermediate reinforcing rib 43C.
- the thickness of at least one of the first reinforcing rib 43A and the second reinforcing rib 43B may be equal to the thickness of the intermediate reinforcing rib 43C, or may be smaller than the thickness of the intermediate reinforcing rib 43C.
- the annular member 41 includes a first annular plate 51, a second annular plate 52, and an intermediate portion 53.
- the first annular plate 51 includes an inner peripheral portion 45, a first surface 46, and a second surface 49.
- the second annular plate 52 includes an outer peripheral portion 44.
- the connecting portion 50 extends from the first annular plate 51 in the axial direction D1.
- the second annular plate 52 is arranged at a position offset in the axial direction D1 from the first annular plate 51.
- the outer diameter of the second annular plate 52 is larger than the outer diameter of the first annular plate 51.
- the intermediate portion 53 extends from the first annular plate 51 to the second annular plate 52 in the axial direction D1.
- the intermediate portion 53 extends in the axial direction D1 from the second surface 49 of the first annular plate 51 to the second annular plate 52.
- the intermediate portion 53 connects the first annular plate 51 to the second annular plate 52.
- the cam walls 42 and 142 extend from the outer peripheral portion 44 (in the present embodiment, the outer circumference of the second annular plate 52) beyond the first annular plate 51 in the axial direction D1.
- the cam walls 42 and 142 are arranged radially outward of the intermediate portion 53.
- the annular member 41 includes a first outer peripheral wall 54 and a second outer peripheral wall 55.
- the first outer peripheral wall 54 extends from the cam wall 42 to the cam wall 142 in the circumferential direction D2.
- the first outer peripheral wall 54 connects the cam wall 42 to the cam wall 142.
- the second outer peripheral wall 55 extends from the cam wall 42 to the cam wall 142 in the circumferential direction D2.
- the second outer peripheral wall 55 connects the cam wall 42 to the cam wall 142.
- the annular member 41 includes a plurality of first ribs 56 and a plurality of second ribs 57.
- the first rib 56 connects the first outer peripheral wall 54 to the second annular plate 52 and the intermediate portion 53.
- the second rib 57 connects the second outer peripheral wall 55 to the second annular plate 52 and the intermediate portion 53.
- the first outer peripheral wall 54 and the second outer peripheral wall 55 extend in the axial direction D1 from the outer peripheral portion 44 (in the present embodiment, the outer circumference of the second annular plate 52).
- the first rib 56 extends from the first outer peripheral wall 54 to the intermediate portion 53.
- the second rib 57 extends from the second outer peripheral wall 55 to the intermediate portion 53.
- the turn signal switch 150 is arranged on the radial outside of the cancel cam 40.
- the turn signal switch 150 includes a ratchet 120, a ratchet spring 122, a bracket 130, a back spring 135, a turn lever 140, and a case 151.
- the case 151 is fixed to the vehicle body.
- the ratchet 120, ratchet spring 122, bracket 130, and back spring 135 are provided in the case 151.
- the ratchet 120 is movably connected to the case 151 in the moving direction D3 with respect to the case 151.
- the ratchet 120 is provided so as to be in contact with the cam wall 42 of the cancel cam 40.
- the ratchet spring 122 is connected to the ratchet 120 and the case 151 so as to urge the ratchet 120 toward the cam wall 42.
- the bracket 130 is rotatably connected to the case 151 by a bracket shaft 131.
- the bracket 130 is rotatable in the first direction D41 and the second direction D42 with respect to the case 151.
- the turn lever 140 is fixed to the bracket 130 and can rotate with respect to the case 151 together with the bracket 130.
- the turn lever 140 and the bracket 130 can rotate from the neutral position N to the operating position L or R with respect to the case 151.
- the operating position L may also be referred to as a left turn instruction position L.
- the operating position R may also be referred to as a right turn instruction position R.
- the back spring 135 holds the bracket 130 and the turn lever 140 in the neutral position N.
- the ratchet 120 includes a ratchet shaft 121, a first ratchet end 124, and a second ratchet end 125.
- the back plate 134 includes a guide groove 152A.
- the ratchet shaft 121 is arranged in the guide groove 152A.
- the ratchet 120 is guided in the moving direction D3 by the guide groove 152A.
- the ratchet 120 is rotatable with respect to the case 151 about the ratchet shaft 121.
- the first ratchet end 124 is accessible to the cam wall 42 of the cancel cam 40.
- the ratchet shaft 121 is arranged between the first ratchet end 124 and the second ratchet end 125.
- Bracket 130 includes back plate 134.
- the back plate 134 is provided so as to be movable in the first moving direction C1 and the second moving direction C2 with respect to the case 151.
- the back plate 134 includes a first engaging portion 132, a second engaging portion 133, and a guide portion 136.
- the second ratchet end 125 is arranged between the first engaging portion 132 and the second engaging portion 133.
- the guide unit 136 is configured to guide the ratchet 120 in the moving direction D3.
- the guide portion 163 is always in contact with the ratchet shaft 121 due to the urging force of the ratchet spring 122. Therefore, the guide portion 136 is configured to hold the position of the ratchet 120.
- the ratchet shaft 121 of the ratchet 120 comes into contact with the tip of the guide portion 136.
- the guide unit 136 holds the ratchet 120 at the normal position P1.
- the first ratchet end 124 of the ratchet 120 is separated from the cancel cam 40.
- the second ratchet end portion 125 of the ratchet 120 is arranged between the first engaging portion 132 and the second engaging portion 133.
- the ratchet shaft 121 moves to the first guide recess 137A or the second guide recess 137B of the guide portion 136. It moves and the turn lever 140 is held in the operating position L or R. At this time, the ratchet 120 moves to the contact position P2 where the cancel cam 40 can come into contact with the cam wall 42, and the first ratchet end portion 124 collides with the cam wall 42 due to the urging force of the ratchet spring 122. This collision causes abnormal noise.
- the cancel cam 40 includes an annular member 41, a cam wall 42, and at least one reinforcing rib 43.
- the annular member 41 is a member that can rotate around the rotation axis A1 integrally with the steering shaft, and includes an outer peripheral portion 44, an inner peripheral portion 45, and a first surface 46 that faces the axial direction D1 parallel to the rotation axis A1. ,including.
- the cam wall 42 is configured to return the turn signal switch 150 from the operating position L or R to the neutral position N, extends from the outer peripheral portion 44 in the axial direction D1, and extends in the circumferential direction D2 along the outer peripheral portion 44.
- At least one reinforcing rib 43 extends from the cam wall 42 toward the inner peripheral portion 45 and connects the cam wall 42 to the annular member 41.
- the cam wall 42 has a first axial length L1 defined from the first surface 46 in the axial direction D1.
- the inner peripheral portion 45 has a second axial length L2 defined from the first surface 46 in the axial direction D1. The length L2 in the second axial direction is shorter than the length L1 in the first axial direction.
- the cancel cam 40 of the present application since the length L2 in the second axial direction is shorter than the length L1 in the first axial direction, the abnormal noise generated by the contact between the turn signal switch 150 and the cam wall 42 is generated by the cam wall 42. Reverberation can be suppressed inside the radial direction.
- at least one reinforcing rib 43 can secure the connecting strength between the annular member 41 and the cam wall 42. As a result, it is possible to reduce the abnormal noise generated by the contact between the turn signal switch 150 and the cancel cam 40 while ensuring the strength of the cancel cam 40.
- the annular member 41 does not have a portion of the inner peripheral portion 45 that protrudes from the first surface 46 in the axial direction D1. As a result, it is possible to reliably suppress the abnormal noise generated by the contact between the turn signal switch 150 and the cam wall 42 from reverberating inside the cam wall 42 in the radial direction.
- At least one reinforcing rib 43 extends from the cam wall 42 toward the inner peripheral portion 45, and connects the cam wall 42 to the first surface 46. Thereby, the connecting strength of the annular member 41 and the cam wall 42 can be increased.
- At least one reinforcing rib 43 includes an inclined surface 43D extending from the cam wall 42 toward the first surface 46 and inclined with respect to the rotation axis A1.
- At least one reinforcing rib 43 has a third axial length L3 defined from the first surface 46 in the axial direction D1.
- the length L2 in the second axial direction is shorter than the length L3 in the third axial direction.
- the length L3 in the third axial direction is equal to or less than the length L1 in the first axial direction.
- At least one reinforcing rib 43 has a radial length L4 defined from the cam wall 42 in the radial direction.
- the radial length L4 is shorter than the third axial length L3.
- At least one reinforcing rib 43 includes a plurality of reinforcing ribs 43.
- the cam wall 42 includes a first circumferential end 42A and a second circumferential end 42B.
- the cam wall 42 extends in the circumferential direction D2 from the first circumferential end 42A to the second circumferential end 42B. This makes it easier to secure the strength of the cam wall 42.
- At least one reinforcing rib 43 includes a first reinforcing rib 43A connected to the first circumferential end 42A and a second reinforcing rib 43B connected to the second circumferential end 42B. Thereby, the strength of the cam wall 42 can be increased.
- At least one reinforcing rib 43 includes an intermediate reinforcing rib 43C arranged between the first reinforcing rib 43A and the second reinforcing rib 43B.
- the thickness of at least one of the first reinforcing rib 43A and the second reinforcing rib 43B is larger than the thickness of the intermediate reinforcing rib 43C. Therefore, at least one of the first reinforcing rib 43A and the second reinforcing rib 43B can efficiently reinforce at least one of the first circumferential end 42A and the second circumferential end 42B of the cam wall 42, and further, the intermediate reinforcing rib 43C can be used.
- the intermediate portion of the cam wall 42 can be reinforced. That is, the strength of the cam wall 42 can be efficiently increased by the first reinforcing rib 43A, the second reinforcing rib 43B, and the intermediate reinforcing rib 43C.
- ordinal numbers such as “first” and “second” are merely terms for identifying the composition and have no other meaning (for example, a specific order). For example, the existence of the “first element” does not imply that the “second element” exists, and the existence of the “second element” does not imply the existence of the “first element”. It does not imply that "elements" exist.
- the expression "at least one of A and B” in the present disclosure includes, for example, any of (1) A only, (2) B only, and (3) both A and B. ..
- the expression "at least one of A, B and C” is, for example, (1) A only, (2) B only, (3) C only, (4) A and B, (5) B and C, All of (6) A and C and (7) A, B and C are included.
- the expression "at least one of A and B" is not construed as "at least one of A and at least one of B".
- Rotating connector device 10 Stator 20: Rotating body 30: Electric connector 40, 142: Cancel cam 41: Circular member 42: Cam wall 42A: First peripheral direction end 42B: Second peripheral direction end 42C: Outer peripheral surface 42D: Inner peripheral surface 43, 143: Reinforcing rib 43A: First reinforcing rib 43B: Second reinforcing rib 43C: Intermediate reinforcing rib 43D: Inclined surface 44: Outer peripheral portion 45: Inner peripheral portion 46: First surface 120: Ratchet 140: Turn Lever 150: Turn signal switch A1: Rotation axis D1: Axial direction D2: Circumferential direction L: Operating position N: Neutral position R: Operating position
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Abstract
Description
10 :ステータ
20 :回転体
30 :電気コネクタ
40、142 :キャンセルカム
41 :環状部材
42 :カム壁
42A :第1周方向端
42B :第2周方向端
42C :外周面
42D :内周面
43、143 :補強リブ
43A :第1補強リブ
43B :第2補強リブ
43C :中間補強リブ
43D :傾斜面
44 :外周部
45 :内周部
46 :第1面
120 :ラチェット
140 :ターンレバー
150 :ターンシグナルスイッチ
A1 :回転軸線
D1 :軸方向
D2 :周方向
L :作動位置
N :中立位置
R :作動位置
Claims (11)
- ステアリングシャフトと一体で回転軸線回りに回転可能な部材であって、外周部と、内周部と、前記回転軸線に平行な軸方向を向く第1面と、を含む環状部材と、
ターンシグナルスイッチを作動位置から中立位置へ復帰させるように構成され、前記外周部から前記軸方向に延び、前記外周部に沿って周方向に延びるカム壁と、
前記カム壁から前記内周部の方へ延び、前記カム壁を前記環状部材に連結する少なくとも1つの補強リブと、を備え、
前記カム壁は、前記軸方向において前記第1面から定義される第1軸方向長さを有し、
前記内周部は、前記軸方向において前記第1面から定義される第2軸方向長さを有し、
前記第2軸方向長さは、前記第1軸方向長さよりも短い、
キャンセルカム。 - 前記環状部材は、前記内周部において前記第1面から前記軸方向に突出する部分を有さない、
請求項1に記載のキャンセルカム。 - 前記少なくとも1つの補強リブは、前記カム壁から前記内周部の方へ延び、前記カム壁を前記第1面に連結する、
請求項1または2に記載のキャンセルカム。 - 前記少なくとも1つの補強リブは、前記カム壁から前記第1面の方へ延び前記回転軸線に対して傾斜する傾斜面を含む、
請求項1~3のいずれか1項に記載のキャンセルカム。 - 前記少なくとも1つの補強リブは、前記軸方向において前記第1面から定義される第3軸方向長さを有し、
前記第2軸方向長さは、前記第3軸方向長さよりも短い、
請求項1~4のいずれか1項に記載のキャンセルカム。 - 前記第3軸方向長さは、前記第1軸方向長さ以下である、
請求項5に記載のキャンセルカム。 - 前記少なくとも1つの補強リブは、径方向において前記カム壁から定義される径方向長さを有し、
前記径方向長さは、前記第3軸方向長さよりも短い、
請求項5または6に記載のキャンセルカム。 - 前記少なくとも1つの補強リブは、複数の補強リブを含む、
請求項1~7のいずれか1項に記載のキャンセルカム。 - 前記カム壁は、第1周方向端と、第2周方向端と、を含み、
前記カム壁は、前記第1周方向端から前記第2周方向端まで前記周方向に延びる、
請求項1~8のいずれか1項に記載のキャンセルカム。 - 前記少なくとも1つの補強リブは、前記第1周方向端に連結される第1補強リブと、前記第2周方向端に連結される第2補強リブと、を含む、
請求項9に記載のキャンセルカム。 - 前記少なくとも1つの補強リブは、前記第1補強リブと前記第2補強リブとの間に配置される中間補強リブを含み、
前記第1補強リブおよび前記第2補強リブの少なくとも一方の厚みは、前記中間補強リブの厚みよりも大きい、
請求項10に記載のキャンセルカム。
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CN202180016560.4A CN115151446A (zh) | 2020-03-02 | 2021-02-03 | 复位凸轮 |
EP21764307.1A EP4116147B1 (en) | 2020-03-02 | 2021-02-03 | Cancel cam |
JP2022505055A JP7488327B2 (ja) | 2020-03-02 | 2021-02-03 | キャンセルカム |
KR1020227034190A KR20220150343A (ko) | 2020-03-02 | 2021-02-03 | 캔슬 캠 |
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US (1) | US20220402425A1 (ja) |
EP (1) | EP4116147B1 (ja) |
JP (1) | JP7488327B2 (ja) |
KR (1) | KR20220150343A (ja) |
CN (1) | CN115151446A (ja) |
WO (1) | WO2021176932A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63159344U (ja) * | 1987-04-07 | 1988-10-19 | ||
JPH0394333U (ja) * | 1990-01-19 | 1991-09-26 | ||
JP2010143460A (ja) | 2008-12-19 | 2010-07-01 | Tokai Rika Co Ltd | 車両用方向指示装置 |
JP5138022B2 (ja) | 2010-11-18 | 2013-02-06 | 古河電気工業株式会社 | キャンセルカム構造及び回転コネクタ装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5138022B1 (ja) | 1966-09-06 | 1976-10-19 | ||
JP6765839B2 (ja) * | 2016-04-06 | 2020-10-07 | アルプスアルパイン株式会社 | 入力操作装置 |
JP2017190005A (ja) * | 2016-04-12 | 2017-10-19 | アルプス電気株式会社 | 入力操作装置 |
DE112018000775T5 (de) * | 2017-02-10 | 2019-11-28 | Furukawa Automotive Systems Inc. | Drehverbindungsvorrichtung |
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2021
- 2021-02-03 WO PCT/JP2021/003921 patent/WO2021176932A1/ja unknown
- 2021-02-03 KR KR1020227034190A patent/KR20220150343A/ko active Search and Examination
- 2021-02-03 CN CN202180016560.4A patent/CN115151446A/zh active Pending
- 2021-02-03 JP JP2022505055A patent/JP7488327B2/ja active Active
- 2021-02-03 EP EP21764307.1A patent/EP4116147B1/en active Active
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63159344U (ja) * | 1987-04-07 | 1988-10-19 | ||
JPH0394333U (ja) * | 1990-01-19 | 1991-09-26 | ||
JP2010143460A (ja) | 2008-12-19 | 2010-07-01 | Tokai Rika Co Ltd | 車両用方向指示装置 |
JP5138022B2 (ja) | 2010-11-18 | 2013-02-06 | 古河電気工業株式会社 | キャンセルカム構造及び回転コネクタ装置 |
Non-Patent Citations (1)
Title |
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See also references of EP4116147A4 |
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EP4116147A4 (en) | 2023-07-26 |
EP4116147A1 (en) | 2023-01-11 |
JPWO2021176932A1 (ja) | 2021-09-10 |
EP4116147B1 (en) | 2024-07-10 |
JP7488327B2 (ja) | 2024-05-21 |
US20220402425A1 (en) | 2022-12-22 |
KR20220150343A (ko) | 2022-11-10 |
CN115151446A (zh) | 2022-10-04 |
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