WO2022186206A1 - ペダル、クリート、ペダルシステムおよび自転車 - Google Patents

ペダル、クリート、ペダルシステムおよび自転車 Download PDF

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Publication number
WO2022186206A1
WO2022186206A1 PCT/JP2022/008623 JP2022008623W WO2022186206A1 WO 2022186206 A1 WO2022186206 A1 WO 2022186206A1 JP 2022008623 W JP2022008623 W JP 2022008623W WO 2022186206 A1 WO2022186206 A1 WO 2022186206A1
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WO
WIPO (PCT)
Prior art keywords
pedal
cleat
engaging
rotation connection
engagement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2022/008623
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English (en)
French (fr)
Japanese (ja)
Inventor
善久 内田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Meteorological Consultant Inc
Original Assignee
International Meteorological Consultant Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Meteorological Consultant Inc filed Critical International Meteorological Consultant Inc
Priority to JP2023503866A priority Critical patent/JP7799332B2/ja
Publication of WO2022186206A1 publication Critical patent/WO2022186206A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B5/00—Footwear for sporting purposes
    • A43B5/14—Shoes for cyclists
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C15/00—Non-skid devices or attachments
    • A43C15/02—Non-skid devices or attachments attached to the sole
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M3/00—Construction of cranks operated by hand or foot
    • B62M3/08—Pedals

Definitions

  • the present invention relates to pedals, cleats, pedal systems and bicycles.
  • a bicycle in which cleats provided on shoes and pedals are connected (see, for example, Patent Document 1).
  • the cleat and the pedal are connected by placing the shoe with the cleat on the pedal and stepping on the shoe in the thickness direction of the pedal, and rotating the cleat to connect the cleat and the pedal.
  • a pedal according to an embodiment of the present disclosure is a pedal detachable from a cleat, comprising: a pedal base portion; and a plurality of pedal rotation connecting portions that are provided on the pedal base portion and are removably engaged with the cleat in the circumferential direction about the rotation axis.
  • a plurality of pedal engaging portions are provided at positions connecting vertices of a polygon, and the rotation axis passes through an inner region of the polygon.
  • the cleats and pedals can be connected and disconnected quickly and easily.
  • FIG. 1 is a side view of a bicycle and pedals according to an embodiment of the invention
  • FIG. It is an explanatory view showing a pedal system as an embodiment of the present invention.
  • Figure 3 is a plan view showing the binding of Figure 2; 4 is a cross-sectional view showing how the binding and the cleat are connected with the cross section of the cleat facing the cross section taken along the line AA of FIG. 3;
  • FIG. 4 is an enlarged perspective view of the binding and cleat of FIG. 3;
  • FIG. 3 is an explanatory diagram showing states of the outermost edge of the pedal engaging portion and the cleat engaging portion of FIG. 2 and the outermost circular arc locus;
  • FIG. 4 is a plan view showing an enlarged pedal engaging portion of FIG. 3;
  • FIG. 4 is an enlarged perspective view showing a pedal engaging portion of FIG. 3;
  • FIG. 6 is a partially cutaway cross-sectional view showing the binding and cleat of FIG. 5 brought closer together, (A) is an explanatory view showing the state before the binding and cleat engage, and (B) is the binding and cleat are engaged with each other. It is explanatory drawing which shows the modification of a pedal engaging part and a cleat engaging part.
  • FIG. 3 is a perspective view showing a first variant of the pedal system of FIG. 2;
  • FIG. 12 is a diagram showing the pedal system of FIG.
  • FIG. 11 is an explanatory diagram showing a sixth modification of the pedal system of FIG. 2;
  • FIG. 5 is a cross-sectional view showing a third variant of the pedal system of FIG. 4;
  • FIG. 5 is a sectional view showing a fourth variant of the pedal system of FIG. 4;
  • 6 is a perspective view of a fifth variant of the pedal system of FIG. 5;
  • FIG. 11 is an explanatory diagram showing a sixth modification of the pedal system of FIG. 2;
  • FIG. 11 is an explanatory diagram showing a seventh modification of the pedal system of FIG. 2; 6 is a perspective view showing an eighth variant of the pedal system of FIG. 5; FIG. FIG. 20 is a perspective view showing how the cleat and binding of FIG. 19 are connected; 6 is a perspective view showing a ninth variant of the pedal system of FIG. 5; FIG. FIG. 22 is a perspective view showing the pedal system of FIG. 21 as seen obliquely from below; 22A is a perspective view showing a state before engagement, and FIG. 22B is a perspective view showing an engagement state.
  • FIG. FIG. 22 is a perspective view showing a modification of the cleat rotation connection peripheral wall portion of FIG. 21; 6 is a perspective view showing a tenth variant of the pedal system of FIG. 5; FIG. 26 is a perspective view showing a modification of the pedal system of FIG. 25; FIG.
  • FIG. 1 is a side view showing pedals and a bicycle according to an embodiment of the present invention
  • FIG. FIG. 2 is an explanatory diagram showing the pedal system 3.
  • the bicycle 1 comprises a bicycle body 2 and a pedal system 3 (shown in FIG. 2).
  • the bicycle main body 2 includes a frame portion 2a, a handlebar 2b, a front wheel 2c, a saddle 2d, a rear wheel 2e, a chain wheel 2f, a chain 2g, and a crank portion 2h.
  • the handle 2b is provided on the front side of the frame portion 2a.
  • a front wheel 2c is provided below the handle 2b on the front side of the frame portion 2a.
  • a saddle 2d is provided on the rear side of the frame portion 2a.
  • a rear wheel 2e is provided below the saddle 2d on the rear side of the frame portion 2a.
  • a chain wheel 2f is provided on the lower side of the frame portion 2a, and a chain 2g is hung over the chain wheel 2f and the rear wheel 2e.
  • the chain wheel 2f is provided with a crank portion 2h.
  • a pedal 10 is provided at the tip of the crank portion 2h.
  • the pedal system 3 comprises pedals 10 and cleats 50 .
  • the pedal 10 has a crank connecting shaft portion 30 and a binding 20 .
  • the crank connecting shaft portion 30 is rotatably attached to the tip of the crank portion 2h.
  • the binding 20 is attached to the crank connecting shaft portion 30 by a connecting portion (not shown).
  • the binding 20 and the cleat 50 are for the right foot and the cleat 50, and the directions in which the pedal engaging portion 23 and the cleat engaging portion 53, which will be described later, are directed are different between one side and the other side of the circumferential direction S. As shown in FIG. However, since other main configurations are the same, the description will be made here for the right foot.
  • the binding 20 includes a pedal base portion 21, a pedal rotation connecting portion 22, and a pedal engaging portion 23, as shown in FIGS.
  • the pedal base portion 21 is made of metal such as iron, and is shaped like a disc.
  • the symbol P indicates the center point of the pedal base portion 21.
  • a pedal rotation connecting portion 22 is provided in the center of the pedal base portion 21 .
  • the pedal rotation connecting portion 22 includes a circular pedal concave portion 221 and a pedal rotation connecting magnet portion 222 .
  • the pedal recessed portion 221 is provided so as to be recessed in a columnar shape in the thickness direction of the pedal base portion 21 .
  • the pedal concave portion 221 is provided so as to be recessed in a rectangular shape in the thickness direction of the pedal base portion 21 when viewed from the side. Further, the pedal concave portion 221 is provided concentrically with the pedal base portion 21 with the center point P as the center.
  • a pedal rotation connecting magnet portion 222 is provided in the pedal concave portion 221 .
  • the pedal rotation connection magnet portion 222 is made of a disk-shaped magnet. That is, the pedal rotation connection magnet portion 222 is provided concentrically on the pedal base portion 21 .
  • One main surface (pedal joint surface) 223 of the pedal rotation connection magnet portion 222 and one main surface (cleat joint surface) 523 of the cleat rotation connection magnet portion 522 described later are detachably attracted to each other by magnetic force. It is designed to connect.
  • the diameter dimension L1 of the pedal rotation connection magnet portion 222 is the same as the diameter dimension L2 of the cleat rotation connection magnet portion 522 . Therefore, the joint area of the pedal joint surface 223 of the pedal rotation connection magnet portion 222 and the joint area of the cleat joint surface 523 of the cleat rotation connection magnet portion 522 are the same.
  • the pedal joint surface 223 and the cleat joint surface 523 are provided with crack prevention sheets 224, 524 for preventing cracks, respectively.
  • a plurality of pedal engaging portions 23 are provided on the pedal base portion 21 . These pedal engagement portions 23 are provided at positions connecting the vertices of the polygon T in plan view, as shown in FIG.
  • the pedal engagement portion 23 is arranged at a position where a virtual polygon T is drawn by connecting the center points 233 of the pedal engagement portions 23 adjacent in the circumferential direction S with an imaginary line. Furthermore, the polygon T has the rotation axis N passing through its inner region T1. Therefore, the pedal engaging portion 23 is provided around the rotation axis N so as to surround the rotation axis N. As shown in FIG. Note that the rotation axis N is a virtual straight line extending from the center point P in the thickness direction.
  • the center point 233 of the pedal engagement portion 23 is a point connecting the center of the maximum width dimension in the width direction and the center of the maximum front-rear dimension in the front-rear direction (direction orthogonal to the width direction in plan view). be.
  • the polygon T is a quadrangle. Furthermore, the distance dimension L3 between at least two or more center points 233 and the rotation axis N is the same in plan view. In this embodiment, the distance dimension L3 between the center point 233 and the rotation axis N is all the same. Therefore, polygon T is a square. Furthermore, the plurality of pedal engagement portions 23 are provided at equal intervals in the circumferential direction S with the rotation axis N as the center of rotation. That is, a plurality of pedal engagement portions 23 are provided at equal intervals in the circumferential direction S around a rotation axis N extending in the thickness direction from the central point of the pedal rotation connection portion 22 .
  • the pedal engaging portion 23 is engaged with and released from a cleat engaging portion 53 (to be described later) in the circumferential direction S. 3, in the circumferential direction S, the direction in which the rider's heel is rotated from the outside to the inside of the bicycle main body 2 is the engagement direction S1, and the heel is rotated from the bicycle main body 2 to the outside.
  • the direction of rotation is the releasing direction S2.
  • the pedal engaging portion 23 includes a pedal engaging wall portion 232 raised from the pedal base portion 21 in the thickness direction and a pedal engaging claw portion 231 provided at the tip of the pedal engaging wall portion 232. I have.
  • the pedal engaging wall portion 232, the pedal engaging portion 23 and the pedal base portion 21 are integrally formed.
  • the pedal engaging claw portion 231 is formed in a disc shape, and extends parallel to the pedal base portion 21 when viewed from the side, as shown in FIG. 4 . Further, as shown in FIGS. 6 and 7, the pedal engaging claw portion 231 has an outermost edge portion 234 and an innermost edge portion 235 each set at one point.
  • the outermost edge portion 234 is the most radially outward portion of the edge portion of the pedal engaging claw portion 231 located on the radial straight line P1 radially extending from the center point P in plan view. It is a part that is placed in That is, when the pedal engaging claw portion 231 rotates around the rotation axis N, the outermost edge portion 234 draws the outermost circular arc locus R1 of the pedal engaging claw portion 231 .
  • the innermost edge portion 235 is a portion arranged on the radially innermost side among the portions positioned on the radial straight line P1. That is, when the pedal engaging claw portion 231 rotates about the rotation axis N, the innermost edge portion 235 draws the innermost circular arc locus R2 on the innermost side of the pedal engaging claw portion 231 .
  • the radial straight line P1 is an imaginary straight line extending radially from the center point P.
  • Reference numeral 533 indicates the outermost edge of the cleat engaging portion 53
  • reference numeral 534 indicates the innermost edge of the cleat engaging portion 53, which are provided in the same manner as the outermost edge 234 and the innermost edge 235. .
  • the pedal engaging claw portion 231 includes a region at least partially extending from the tip of the pedal engaging wall portion 232 in the release direction S2.
  • the shape of the pedal engagement pawl does not necessarily have to be directed in the release direction S2, but it is designed to engage and release the cleat engagement portion 53 in the circumferential direction S, which will be described later. At least a part thereof should extend in the release direction S2.
  • the pedal engaging pawl may have a polygonal shape such as a triangular shape, a square shape, or another shape, and the overall shape may be oriented in a direction that intersects the radial straight line P1. At least a portion thereof may extend in the release direction S2 so as to engage and release the joining portion 53 in the circumferential direction S.
  • the pedal engaging wall portion 232 is formed in an arc shape with the center point 233 of the pedal engaging claw portion 231 as the center of rotation.
  • An inner peripheral surface 238 of the pedal engaging wall portion 232 is also formed in an arc shape.
  • the pedal engaging wall portion 232 is provided on the engagement direction S1 side of the peripheral edge portion of the pedal engaging claw portion 231, and the length of the arc is half the circumference of the pedal engaging claw portion 231. It is below. That is, the pedal engaging wall portion 232 extends in the engagement direction S1 side area between the outermost edge portion 234 and the innermost edge portion 235 of the peripheral edge portion of the pedal engaging claw portion 231 . Further, the height dimension of the pedal engagement wall portion 232 is equal to or greater than the thickness dimension of the cleat engagement claw portion 531, which will be described later.
  • a pedal hole portion 211 penetrating through the pedal base portion 21 is provided in the vicinity of the pedal engagement portion 23 in the pedal base portion 21 .
  • the pedal hole portion 211 is provided at a position facing the pedal engaging claw portion 231 in the thickness direction.
  • the pedal hole portion 211 is formed in a circular shape, and is provided concentrically around the pedal engaging claw portion 231 and the center point 233 .
  • the diameter r1 of the pedal engaging claw portion 231 is less than or equal to the diameter r2 of the pedal hole portion 211 . That is, the area of the inner surface 236 of the pedal engaging claw portion 231 is less than or equal to the opening area of the pedal hole portion 211 .
  • An inner peripheral surface 238 of the pedal engaging wall portion 232 is radially inward of the pedal hole portion 211, and coincides radially with an outer peripheral surface 237 of the pedal engaging claw portion 231 so that they are flush with each other. It is With this configuration, the inner surface 236 of the pedal engaging claw portion 231, the inner peripheral surface 238 of the pedal engaging wall portion 232, and the surface extending surface 212 of the pedal base portion 21 open in the releasing direction S2.
  • An engaging space K is defined.
  • the surface extension surface 212 is an imaginary surface that is flush with the surface of the pedal base portion 21 in the pedal hole portion 211 .
  • the engaging space K has the same shape and size as the pedal engaging claw portion 231 or larger in plan view.
  • the height dimension of the pedal engagement wall portion 232 is equal to or greater than the thickness dimension of the cleat engagement pawl portion 531
  • the height dimension of the engagement space K with respect to the surface extension surface 212 is equal to that of the cleat.
  • the thickness is equal to or greater than the thickness of the engaging claw portion 531 .
  • the cleat 50 is provided on the bottom portion SH1 of the shoe SH.
  • the bottom portion SH1 is provided with a recess SH2, and the cleat 50 is provided in the recess SH2 so that the cleat 50 is recessed into the shoe SH from the bottom portion SH1 and does not protrude downward from the bottom portion SH1.
  • the cleat 50 may protrude downward from the bottom portion SH1.
  • the cleat 50 includes a cleat base portion 51, a cleat rotation connection portion 52, and a cleat engagement portion 53, as shown in FIGS.
  • the cleat 50 has the same shape and size as the binding 20, and the cleat 50 is upside down with respect to the binding 20 in FIGS.
  • the cleat base portion 51, the cleat rotation connection portion 52, and the cleat engagement portion 53 have the same shape and size as the pedal base portion 21, the pedal rotation connection portion 22, and the pedal engagement portion 23, respectively.
  • the shape and number of installation of the pedal engaging portions 23 are the same as the shape and number of installation of the cleat engaging portions 53 . Therefore, description of the cleat 50 here is omitted.
  • Reference numeral 521 indicates a cleat recess
  • reference numeral 511 indicates a cleat hole portion
  • reference numeral 531 indicates a cleat engaging claw portion
  • reference numeral 532 indicates a cleat engaging wall portion.
  • reference numeral 524 indicates a crack prevention sheet.
  • the cleat rotation connection magnet portion 522 and the pedal rotation connection magnet portion 222 are provided so that the magnets have different polarities when they are vertically inverted and opposed to each other.
  • the connection operation between the pedal 10 and the cleat 50 will be described.
  • the cleat 50 shall be attached in recessed part SH2 of shoes SH.
  • the pedal contact surface 223 of the pedal rotation connection magnet portion 222 and the cleat connection surface 523 of the cleat rotation connection magnet portion 522 are magnetically attracted and connected to each other. If the joint surfaces of the magnets have the same shape, the same area, and different polarities, when the magnets are attracted to each other by the magnetic force and joined together, the central axes extending in the thickness direction are aligned and the relative positions of the joint surfaces are changed. It has the ability to always join in the same relative position without radial displacement.
  • the rotary connection magnet portion 222 and the cleat rotary connection magnet portion 522 can be easily rotated relative to each other with the rotation axis N as the center of rotation.
  • the relative rotation means that the pedal rotation connection portion 22 and the cleat rotation connection portion 52 rotate relative to each other. It includes the rotation of only the pedal rotation connection portion 22 with the rotation connection portion 52 fixed and the rotation of both the pedal rotation connection portion 22 and the cleat rotation connection portion 52 .
  • the peripheral edge of the pedal engaging claw portion 231 comes into contact with the inner peripheral surface 538 of the cleat engaging wall portion 532, and the peripheral edge of the cleat engaging claw portion 531 portion also contacts the inner peripheral surface 238 of the pedal engaging wall portion 232 , and the pedal engaging portion 23 and the cleat engaging portion 53 are engaged in the circumferential direction S.
  • the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are attracted to each other, and the pedal engaging portion 23 and the cleat engaging portion 53 are engaged in the circumferential direction S. are concatenated.
  • the driver puts the shoe SH on the pedal 10 and connects the pedal rotation connection portion 22 and the cleat rotation connection portion 52.
  • the pedal engaging portion 23 and the cleat engaging portion 53 can be engaged and disengaged in the circumferential direction S simply by rotating the heel. Therefore, the pedals 10 and the cleats 50 can be quickly and easily coupled and released by simply rotating the heel in both directions.
  • the pedal engaging portion 23 is provided at a position connecting the vertices of the polygon T, when the pedal 10 is pedaled, two forces of pushing the pedal 10 downward and pulling it upward ( longitudinal force) can be stably transmitted between the cleat 50 and the pedal 10.
  • the load may fluctuate in the front, back, left, and right directions due to various conditions such as vibration and inclination. Since the load is not dimensional but is provided two-dimensionally at the positions connecting the vertices of the polygon T, even if the load is about to shake, the load can be supported two-dimensionally from the position of the vertices of the polygon T. Directional force can be transmitted stably. In addition, since the rotation axis N passes through the inner area T1 of the polygon T, the load can be supported from the position of the apex of the polygon T around the rotation axis N, and the force in the vertical direction can be more stabilized. can be conveyed clearly.
  • the distance dimension L3 between at least two or more pedal engaging portions 23 and the rotation axis N is the same, two forces of pushing the pedal 10 downward and pulling it upward can be eliminated. More stable transmission is possible between the cleat 50 and the pedal 10. ⁇ Further, since the distance dimension L3 between the pedal engaging portion 23 and the rotation axis N is all the same, the force of pushing the pedal 10 downward and the force of pulling it upward can be applied to the cleat 50 and the pedal. 10 can be transmitted more stably. Further, since the pedal engaging portion 23 includes the pedal engaging wall portion 232 and the pedal engaging claw portion 231, the pedal engaging portion 23 and the cleat engagement portion 53 can be quickly and easily engaged and disengaged.
  • the pedal hole portion 211 is formed in the vicinity of the pedal engaging claw portion 231, foreign matter such as dust can be removed from the engaging space K, and the pedal engaging portion 23 and the cleat engaging portion 53 are separated from each other. can be quickly and easily engaged and disengaged, and it is possible to suppress deterioration of the fitting feeling at the time of engagement due to foreign matter. Furthermore, cleaning of the inner surface 236 of the pedal engaging claw portion 231 and the inner peripheral surface 238 of the pedal engaging wall portion 232 can be facilitated through the pedal hole portion 211 . Furthermore, even when the binding 20 is heated and expands (expansion of atoms), for example, in the summertime, the green atoms in the hole expand toward the hole due to the pedal hole portion 211 being formed.
  • the pedal hole portion 211 Since it cannot, it can grow only toward the outside of the pore. Therefore, even if the pedal hole portion 211 becomes larger, it is suppressed from becoming smaller (deformation is suppressed). can be quickly and easily engaged and disengaged. Furthermore, the weight of the pedal 10 can be reduced by the pedal hole portion 211 .
  • the pedal engaging claw portion 231 and the pedal hole portion 211 have the same shape and are provided at positions facing each other, the foreign matter attached to the inner surface 236 of the pedal engaging claw portion 231 can be effectively removed from the hole having the same shape. It can be discharged naturally. Furthermore, in order to prevent expansion of the pedal engaging claw portion 231 and the engaging space K due to heat, heat can be efficiently discharged from the pedal hole portion 211 having the same shape. In addition, since the area of the inner surface 236 of the pedal engaging claw portion 231 is smaller than the opening area of the pedal hole portion 211, the foreign matter adhering to the inner surface 236 of the pedal engaging claw portion 231 can be efficiently removed from the large hole of the same shape. Not only can it be naturally discharged well, but also the heat can be efficiently discarded.
  • the engaging space K can be circular in plan view.
  • the joint area between the outer surface of the cleat engaging claw portion 531 and the inner surface 236 of the pedal engaging claw portion 231 can be increased. Therefore, when the pedal 10 is pedaled, two forces (vertical force), ie, the force pushing the pedal 10 downward and the force pulling the pedal 10 upward can be efficiently transmitted between the cleat 50 and the pedal 10 .
  • the pedal rotation connection portion 22 and the cleat rotation connection portion 52 efficiently transmit the downward pressing force of the foot, and the pedal engaging portion 23 and the cleat engaging portion 53 efficiently transmit the upward pulling force.
  • the pedal base portion 21 and the pedal engaging portion 23 have the same shape as the cleat base portion 51 and the cleat engaging portion 53, respectively, the binding 20 can also be used as the cleat 50, and the cleat 50 can be used as the binding. 20 can also be used. Therefore, not only can the manufacturing cost be reduced, but also the convenience in repair/replacement and storage can be improved.
  • the shape and number of installation of the pedal engagement portion 23 are the same as the shape and number of installation of the cleat engagement portion 53, the manufacturing cost can be reduced with a simple configuration.
  • the pedal base portion 21 and the pedal engaging portion 23 and the cleat base portion 51 and the cleat engaging portion 53 have the same shape.
  • the pedal engagement pawl portion 231 and the cleat engagement pawl portion 531 can be moved into the engagement space K, respectively, and the pedal engagement portion 23 and the cleat engagement portion 53 can be quickly and easily engaged and released. be able to. That is, as shown in FIG. 6, for example, when the claw portion E is formed in a rectangular shape toward the center point P, the outermost edge portion 234 becomes two points, and at this time, the outermost circular arc locus R1 is the outermost edge.
  • the portion 234 Between the two points of the portion 234, it protrudes radially outward from the claw portion E, and when the claw portions E are engaged with each other, the engaging wall portion E1 of the claw portion E and the claw portion E of the other side is separated. Because it collides with it, it can not penetrate to the back and the overlapping area is reduced. However, since the outermost edge portion 234 of the pedal engaging portion 23 is one point, when the pedal engaging portion 23 and the cleat engaging portion 53 rotate relative to each other, the outermost circular arc locus R1 protrudes radially outward. Therefore, the pedal engaging claw portion 231 and the cleat engaging claw portion 531 can be inserted all the way in, and the overlapping area between the pedal engaging portion 23 and the cleat engaging portion 53 can be increased.
  • the engaging force between the two can be increased.
  • the pedal base portion 21 and the pedal engaging portion 23 and the cleat base portion 51 and the cleat engaging portion 53 have the same shape. Similarly to the above, the overlapping area between the pedal engaging portion 23 and the cleat engaging portion 53 can be increased, and the engagement force between the two can be increased.
  • the pedal rotation connection portion 22 can rotate relative to the cleat rotation connection portion 52 while being magnetically attracted to the cleat rotation connection portion 52, the driver can put the shoe SH on or take it off from the pedal 10.
  • the pedal 10 and the cleat 50 can be easily connected and disconnected only by doing so.
  • the pedal rotation connection part 22 includes the pedal rotation connection magnet part 222, the pedal 10 and the cleat 50 can be easily connected and released by simply putting the shoe SH on or off the pedal 10 by the driver. be able to.
  • the pedal rotation connection magnet portion 222 is made of a disc-shaped magnet and the area of the pedal joint surface 223 is the same as the area of the cleat joint surface 523, the driver can simply put the shoe SH on the pedal 10 and the pedal 10 can be moved. Even if the rotation axes N of the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are not consciously aligned, they can be easily aligned and connected. Further, since a plurality of pedal engaging portions 23 are provided at equal intervals in the circumferential direction S with the rotation axis N as the rotation center, the pedal engaging portions 23 and the cleat engaging portions 53 are arranged in the circumferential direction S.
  • Engagement can be stably performed in a well-balanced manner, and two forces, that is, a downward pushing force and an upward pulling force on the pedal 10 can be efficiently transmitted between the cleat 50 and the pedal 10 in a well-balanced manner. Further, since the pedal engaging claw portion 231 extends parallel to the pedal base portion 21 when viewed from the side, the pedal engaging portion 23 and the cleat engaging portion 53 can be quickly and easily engaged. can be released.
  • the same effects as those of the pedal 10 can be obtained.
  • the pedal system 3 since the pedals 10 and the cleats 50 are provided, the pedals 10 and the cleats 50 can be quickly and easily engaged and disengaged.
  • the bicycle 1 since the bicycle 1 is provided with the pedals 10 and the bicycle body 2, when the rider sits on the saddle 2d and grips the handlebars 2b, the pedals can be moved by simply turning the heel. 10 and cleat 50 can be quickly and easily engaged, and both can be quickly and easily released when stopping. Therefore, the driver can drive comfortably.
  • FIGS. 11 and 12 show modifications of the above embodiment.
  • the pedal system 3A includes pedals 10A and cleats 50A.
  • the pedal 10A has a binding 20A made of metal such as iron.
  • the binding 20A has a disk-shaped pedal base portion 21A.
  • a pedal rotation connecting portion 22A is provided in the center of the pedal base portion 21A.
  • 22 A of pedal rotation connection parts are provided with 221 A of circular pedal recessed parts.
  • 221 A of pedal recessed parts are provided so that it may be recessed spherically in the side opposite to the installation side in which the pedal engaging part 23 was provided among the thickness directions of 21 A of pedal base parts. That is, the pedal concave portion 221A is provided so as to be circularly recessed on the opposite side of the thickness direction of the pedal base portion 21A when viewed from the side. That is, the pedal engaging portion 23 is provided on one main surface of the two main surfaces of the pedal base portion 21A, and the pedal recess 221A is provided so as to protrude from the other main surface.
  • the pedal recessed portion 221A is provided concentrically with the pedal base portion 21A with the center point P as the center.
  • a pedal removal portion 221A1 for removing foreign matter such as dust is provided in the central portion of the pedal recess 221A.
  • the pedal expulsion portion 221A1 is a through hole so that foreign matter in the pedal recess 221A can drop through the pedal expulsion portion 221A1.
  • the pedal rotation connection magnet portion 222 is not provided.
  • Three pedal engaging portions 23 are provided in the circumferential direction S, and the polygon T is an equilateral triangle.
  • the cleat 50A includes a disk-shaped cleat base portion 51A.
  • a cleat rotation connection portion 52A is provided at the center of the cleat base portion 51A.
  • 52 A of cleat rotation connection parts are provided with the circular cleat convex part 521A.
  • the cleat convex portion 521A is provided so as to protrude spherically toward the installation side of the cleat base portion 51A in the thickness direction where the cleat engaging portion 53 is provided. That is, the cleat convex portion 521A is provided so as to protrude circularly toward the installation side in the thickness direction of the cleat base portion 51A when viewed from the side.
  • the cleat engaging portion 53 is provided on one of the two main surfaces of the cleat base portion 51A, and the cleat convex portion 521A is provided so as to protrude toward the one main surface. Furthermore, the cleat convex portion 521A is provided concentrically with the cleat base portion 51A with the center point P as the center. A cleat exclusion portion 521A1 is provided in the central portion of the cleat convex portion 521A. The cleat exclusion portion 521A1 is formed as a through hole so that foreign matter in the cleat convex portion 521A is dropped through the cleat exclusion portion 521A1. Note that the cleat rotation connection magnet portion 522 is not provided. Three cleat engaging portions 53 are provided in the circumferential direction S, and the polygon T is an equilateral triangle.
  • the cleat 50A is brought closer to the pedal 10A while the cleat 50A is arranged above the pedal 10A. Then, as shown in FIG. 12B, the cleat protrusion 521A is fitted into the pedal recess 221A, and the cleat protrusion 521A and the pedal recess 221A are connected with the rotation axis N aligned. By rotating the cleat 50A in the circumferential direction S in this state, the pedal engaging portion 23 and the cleat engaging portion 53 are engaged.
  • the pedal 10A, the cleat 50A, the pedal system 3A, and the bicycle according to the present embodiment not only can the same effect as described above be obtained, but also the pedal 10A and the cleat 50A can be connected quickly and easily with a simple configuration. can be connected to and disconnected from Further, since foreign matter can be removed through the pedal excluding portion 221A1 and the cleat excluding portion 521A1, it is possible to suppress deterioration of the fitting feeling at the time of engagement due to foreign matter. can be quickly and easily engaged and disengaged.
  • the shapes of the cleat protrusion 521A and the pedal recess 221A can be changed as appropriate.
  • the cleat protrusion 521A and the pedal recess 221A may protrude and retract in an inverted conical shape, respectively. That is, the cleat protrusion 521A and the pedal recess 221A may protrude and sink in a triangular shape in the thickness direction of the pedal base portion 21, respectively, when viewed from the side.
  • the cleat protrusion 521A and the pedal recess 221A may protrude and sink in a rectangular shape or an elliptical shape, respectively, when viewed from the side.
  • the cleat protrusion 521A and the pedal recess 221A may not have the same shape, or may have different shapes.
  • the pedal engaging portion 23 is provided at a position connecting the vertices of the polygon T through which the rotation axis N passes through the inner region T1, but the present invention is not limited to this, and the configuration can be changed as appropriate. It is possible.
  • the rotation axis N may not pass through the inner region T1 of the polygon T, but may pass through its outer region.
  • the polygon T is drawn by connecting the center points 233 of the pedal engaging portions 23, the configuration is not limited to this and can be changed as appropriate.
  • the distal end portion, the proximal end portion, one end portion or the other end portion in the width direction of the pedal engaging portion 23 may be selected and connected, or any one point of the pedal engaging portion 23 may be selected. You can also tie them together. Alternatively, a different point on each of the plurality of pedal engaging portions 23 may be selected and connected.
  • the distance dimension L3 between the two or more pedal engagement portions 23 and the rotation axis N is the same, the distance dimension L3 is not limited to this, and all the distance dimensions L3 may be different.
  • the distance dimension L3 between the pedal engaging portion 23 and the rotation axis N is all the same, the distance dimension L3 is not limited to this, and all the distance dimension L3 may be different.
  • the pedal engaging portion 23 is provided with the pedal engaging claw portion 231 and the pedal engaging wall portion 232, the present invention is not limited to this, and the configuration thereof can be changed as appropriate.
  • the pedal engaging claw portion 231 extends parallel to the pedal base portion 21 when viewed from the side, it is not limited to this, and may be provided so as to be inclined obliquely downward. However, it may be provided so as to be inclined obliquely upward. If the pedal engaging claw portion 231 is provided obliquely upward, the pedal engaging claw portion 231 may be pushed into the cleat hole portion 511 when the pedal engaging portion 23 and the cleat engaging portion 53 are engaged with each other. It can penetrate and strengthen the engagement force.
  • the length dimension of the pedal engaging wall portion 232 in the circumferential direction S is half or less of the circumference of the pedal engaging claw portion 231, it is not limited to this and can may exceed Further, it is assumed that the pedal engaging wall portion 232 extends in the engagement direction S1 side area between the outermost edge portion 234 and the innermost edge portion 235 of the peripheral edge portion of the pedal engaging claw portion 231. However, it is not limited to this, and may extend beyond the space between the outermost edge portion 234 and the innermost edge portion 235 to the region on the release direction S2 side. Further, although the pedal base portion 21, the pedal engaging wall portion 232 and the pedal engaging claw portion 231 are integrally formed, they are not limited to this and may be attached as separate members.
  • the pedal base portion 21 is made of metal, the material is not limited to this, and the material can be appropriately changed, for example, resin.
  • the pedal base portion 21 has been described as having a disk shape, it is not limited to this, and its configuration can be changed as appropriate. For example, polygonal shapes such as triangles and squares, and other shapes such as ellipses may be used.
  • the pedal hole portion 211 is provided, the present invention is not limited to this, and the pedal hole portion 211 may not be provided. Further, although the pedal hole portion 211 is provided in the vicinity of the pedal engaging claw portion 231, it is not limited to this, and the position may not be in the vicinity and can be changed as appropriate. Moreover, the pedal hole portion 211 is not limited to being provided at a position facing the pedal engaging claw portion 231, and the position does not have to be at a facing position and can be changed as appropriate. Further, although the pedal hole portion 211 is a through hole penetrating through the pedal base portion 21, the present invention is not limited to this, and the pedal hole portion 211 may be a concave portion through which the pedal hole portion 211 does not penetrate. Moreover, although the pedal engaging claw portion 231 and the pedal hole portion 211 are assumed to have the same shape, they are not limited to this, and may have different shapes.
  • the pedal engaging claw portion 231 and the pedal hole portion 211 are described as having a circular shape, the shape is not limited to this and can be changed as appropriate. For example, other shapes such as squares, triangles or ovals are also possible. Also, although the area of the inner surface 236 of the pedal engaging claw portion 231 is smaller than the opening area of the pedal hole portion 211, the area is not limited to this and can be changed as appropriate. For example, the area of the inner surface 236 of the pedal engaging claw portion 231 may be larger than the opening area of the pedal hole portion 211, or the areas may be the same. Further, although the pedal engaging claw portion 231 is circular and the pedal engaging wall portion 232 is arcuate, the shape is not limited to this, and these shapes can be changed as appropriate.
  • the pedal base portion 21 and the pedal engaging portion 23 have the same shape as the cleat base portion 51 and the cleat engaging portion 53, respectively, the shape is not limited to this, and the shapes may be different. They may also be of different sizes.
  • the shape and number of installation of the pedal engaging portion 23 are the same as the shape and number of installation of the cleat engaging portion 53, this is not limitative, and even if these shapes and number of installation are different. good.
  • the engaging space K has the same shape and size as or larger than the pedal engaging claw portion 231 in plan view, but is not limited to this, and the inner peripheral surface 238 of the pedal engaging wall portion 232 may be positioned radially outward, and the size of the engaging space K may be made larger than the pedal engaging claw portion 231 .
  • the pedal engaging portion 23 is circular and the outermost edge portion 234 is one point
  • the configuration is not limited to this and can be changed as appropriate.
  • the pedal engaging claw portion 231a may have a triangular shape and the outermost edge portion 234 may be one point, or the pedal engaging claw portion 231b may have a square shape and have an outermost edge portion. 234 may be one point.
  • other polygons, ellipses, and other shapes may be used, and the outermost edge may be one point.
  • the outer circumference of the pedal engaging claw portion 231c is arc-shaped, and a plurality of points are arranged on the outermost circumference circular arc locus R1 to form a curved line.
  • connecting the plurality of points forms a curve in the circumferential direction S on the outermost circular arc locus R1, so that the overlapping area between the pedal engaging portion 23 and the cleat engaging portion 53 can be increased.
  • the innermost edge portion 235 can also be changed in the same manner as described above.
  • the cleat engaging claws 531a, 531b, and 531c can be similarly changed.
  • the pedal rotation connection portion 22 and the cleat rotation connection portion 52 are provided with the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522, respectively, the present invention is not limited to this, and their configurations can be changed as appropriate.
  • at least one of the pedal rotary connection 22 and the cleat rotary connection 52 may include a rotary connection magnet.
  • neither the pedal rotation connection portion 22 nor the cleat rotation connection magnet portion 52 may be provided with the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 .
  • a separate connecting magnet part made of a magnet may be provided so that the magnetic force of this connecting magnet part attracts both of them.
  • pedal rotation connection portion 22 and the cleat rotation connection portion 52 are provided with the pedal recessed portion 221 and the cleat recessed portion 521, these configurations can be changed as appropriate.
  • at least one of the pedal recess 221 and the cleat recess 521 may be a protrusion.
  • at least one of the pedal recess 221 and the cleat recess 521 may not be provided and may be a flat surface or the like.
  • the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are assumed to be circular, they are not limited to this, and their configurations can be changed as appropriate.
  • the attraction means not only that the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are directly joined together, but also that they may be joined indirectly through an intervening member such as a protective member. It may be in a state of attracting each other depending on the joint shape.
  • the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are made of disk-shaped magnets, and the pedal contact surface 223 of the pedal rotation connection magnet portion 222 is the area of the cleat connection surface 523 of the cleat rotation connection magnet portion 522. , but not limited to this, and their configurations can be changed as appropriate. For example, the areas may be different. Specifically, the area of the pedal joint surface 223 may be larger than the area of the cleat joint surface 523, or conversely, it may be smaller.
  • the pedal engagement portion 23 is provided in a plurality, the present invention is not limited to this, and the configuration thereof can be changed as appropriate.
  • the number of pedal engaging portions 23 may be one, two or three, or five or more. That is, when one pedal engaging portion 23 is provided, it is provided at one point without being provided at a position connecting the long points of the polygon T, and when two pedal engaging portions 23 are provided, It is provided at a position connecting a straight line without being provided at a position connecting the long points of .
  • all the pedal engaging portions 23 are provided at regular intervals in the circumferential direction S, the present invention is not limited to this, and the configuration thereof can be changed as appropriate.
  • the pedal engaging portions 23 may be provided at different intervals in the circumferential direction S. Specifically, only some of the pedal engagement portions 23 may be provided at different intervals in the circumferential direction S, and the other pedal engagement portions 23 may be provided at equal intervals, or all pedal engagement portions 23 may be provided at equal intervals. The engaging portions 23 may be provided at different intervals. Furthermore, at least three or more pedal engagement portions 23 may be provided, and these at least three or more pedal engagement portions 23 may be provided at equal intervals in the circumferential direction S. Further, although the pedal 10 has the crank connecting shaft portion 30 and the binding 20, the present invention is not limited to this, and the crank connecting shaft portion 30 may be omitted. That is, the pedal 10 may be only the binding 20 .
  • the cleat 50 can also be modified in various ways similar to the above.
  • the configuration of the bicycle main body 2 can be changed as appropriate.
  • the bicycle main body 2 is a two-wheeled vehicle having a front wheel 2c and a rear wheel 2e, it may be a three-wheeled vehicle or a four-wheeled vehicle.
  • FIG. 14 shows the pedal system 3B.
  • Pedal system 3B includes pedals 10B and cleats 50B.
  • the pedal 10B has a binding 20B.
  • the pedal base portion 21 is made of a material such as iron that can be attracted by magnetic force.
  • a pedal stopper member 225 extending radially inward is provided at the edge of the pedal recess 221 .
  • the pedal stopper member 225 is formed in a ring shape and provided concentrically with the pedal recess 221 at the edge of the pedal recess 221 .
  • the diameter of the pedal stopper member 225 is smaller than the diameter of the edge of the pedal recess 221 .
  • the height dimension from the edge portion of the pedal stopper member 225 to the bottom surface of the pedal recessed portion 221 is larger than the thickness dimension of the pedal rotation connecting magnet portion 222 . Therefore, the pedal rotation connection magnet portion 222 is movable in the direction of the rotation axis N, and the pedal stopper member 225 contacts the pedal rotation connection magnet portion 222 so that the pedal rotation connection magnet portion 222 moves along the rotation axis N. It restricts movement outward. Since the cleat 50B has the same configuration as the binding 20B, the description thereof will be omitted.
  • Reference numeral 525 indicates a cleat stopper member.
  • the pedal rotation connection magnet portion 222 is attracted to the bottom portion of the pedal recess 221 by magnetic force, and the cleat rotation connection magnet portion 522 is attached to the cleat recess 521. It is attracted to the bottom surface by magnetic force. Then, when the driver places the shoe SH on the pedal 10B, the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are attracted to each other by magnetic force, and move away from their bottoms and approach each other. The pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are attracted and joined together by magnetic force.
  • the pedal engaging portion 23 and the cleat engaging portion 53 are engaged.
  • the driver rotates the heel in the opposite direction to release the engagement between the pedal engaging portion 23 and the cleat engaging portion 53, slide the shoe SH in the direction intersecting the rotation axis N, or lift the heel.
  • the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 come into contact with the pedal stopper member 225 and the cleat stopper member 525, respectively, and are separated from each other by being restricted in movement.
  • the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are each attracted to the bottom surface by magnetic force. This releases the connection between the pedal 10B and the cleat 50B.
  • the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 can be protected. That is, in a state in which the pedal 10B and the cleat 50B are not connected, the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are attracted to the bottom surface, respectively, so that they do not protrude from the pedal base portion 21 and the cleat base portion 51. can be made Therefore, even if the user walks on the ground wearing the shoes SH with the cleats 50B attached, or puts the shoes SH on the pedals 10B without the cleats 50B, the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are not connected. can be protected.
  • the pedal recess 221 and the cleat recess 521 may be through holes.
  • a pedal suction plate 226 and a cleat suction plate 526 that cover the pedal recess 221 and the cleat recess 521 are provided on the rear surfaces of the pedal base portion 21 and the cleat base portion 51, respectively.
  • the pedal attracting plate 226 and the cleat attracting plate 526 are made of a material that can be attracted by magnetic force, such as iron, and are formed in a plate shape. As a result, the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 can be moved in the direction of the rotation axis N, and the same effect as described above can be achieved.
  • the pedal stopper member 225 and the cleat stopper member 525 are formed in a ring shape.
  • a plurality of members may be provided in the circumferential direction, or polygons such as triangles and squares, ellipses, and other shapes may be used.
  • the pedal stopper member 225 and the cleat stopper member 525 are provided in FIGS. 14 and 15, they are not limited to this, and may be provided on at least one of the pedal 10B and the cleat 50B. That is, at least one of the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 may move in the rotation axis N direction.
  • pedal stopper member 225 and the cleat stopper member 525 are provided as separate members on the pedal base portion 21 and the cleat base portion 51, respectively, the present invention is not limited to this. , the pedal base portion 21 and the cleat base portion 51 may be integrally provided.
  • the binding 20 may include the pedal engaging fixing portion 24 and the cleat 50 may include the cleat engaging fixing portion 54 .
  • the pedal engagement fixing portion 24 and the cleat engagement fixing portion 54 fix and release the engagement state between the pedal engagement portion 23 and the cleat engagement portion 53 .
  • the pedal engagement fixing portion 24 has a pedal fixing projection 241 provided on the edge of the pedal recess 221 .
  • a plurality of pedal fixing protrusions 241 are provided, and are provided at regular intervals in the circumferential direction S.
  • the cleat engagement fixing portion 54 includes a cleat fixing recess 541 provided at the edge of the cleat recess 521 .
  • a plurality of cleat fixing recesses 541 are provided, and are provided at regular intervals in the circumferential direction S.
  • the pedal engaging fixing portion 24 and the cleat engaging fixing portion 54 are fixed, and the pedal engaging portion 23 and the cleat are fixed.
  • the engaged state with the engaging portion 53 is maintained. That is, when the pedal engaging portion 23 and the cleat engaging portion 53 are engaged with each other, the pedal fixing projection 241 and the cleat fixing recess 541 are engaged with each other, and the pedal engaging portion 23 and the cleat engaging portion 53 are circumferentially fitted. Restrict movement in direction S.
  • the configuration is not limited to this and can be changed as appropriate.
  • the pedal engagement fixing portion 24 may include a pedal fixing recess and the cleat engagement fixing portion 54 may include a cleat fixing protrusion.
  • the pedal engagement fixing portion 24 may include the pedal fixing protrusion 241 and the pedal fixing recess
  • the cleat engagement fixing portion 54 may include the cleat fixing recess 541 and the cleat fixing protrusion.
  • the pedal engagement fixing portion 24 and the cleat engagement fixing portion 54 are provided with only the pedal fixing protrusion and the cleat fixing protrusion, respectively, which are displaced in the circumferential direction S. Movement in the circumferential direction S between the pedal engaging portion 23 and the cleat engaging portion 53 may be restricted by the contact of the fixed projection. Also, the installation positions of the pedal engagement fixing portion 24 and the cleat engagement fixing portion 54 can be changed as appropriate. For example, although the pedal engaging fixing portion 24 and the cleat engaging fixing portion 54 are provided at equal intervals in the circumferential direction S, they may be provided at different intervals.
  • the pedal engaging fixing portion 24 and the cleat engaging fixing portion 54 are respectively connected to the pedal base portion 21 and the cleat base portion 51, the pedal engaging portion 23 and the cleat engaging portion 53, or the pedal rotation connecting magnet portion 222 and the cleat. It may be provided in the rotary connection magnet portion 522 or the like.
  • the pedal system 3C may include pedals 10C and cleats 50 .
  • the pedal 10C has a pair of bindings 20.
  • the pair of bindings 20 are provided above and below the crank connecting shaft portion 30 while being turned upside down.
  • the driver can quickly and easily connect the pedal 10C and the cleat 50 simply by placing the shoe SH on the pedal 10C and twisting the heel without being conscious of the vertical position of the pedal 10C.
  • the lower binding 20 is shown separated from the crank connecting shaft portion 30, but this is for convenience of explanation, and the upper binding 20 is located on one side of the crank connecting shaft portion 30.
  • the pedal system 3D may include pedals 10D and cleats 50.
  • FIG. The pedal 10D includes a pedal body portion 31 rotatably provided on the crank portion 2h.
  • the pedal main body portion 31 is formed in a plate shape, and the binding 20 is provided on one main surface thereof.
  • the bindings 20 may be provided on the upper and lower surfaces of the pedal body portion 31, respectively. 18, three pedal engaging portions and three cleat engaging portions are provided at equal intervals in the circumferential direction S, respectively.
  • the height dimension of the pedal engaging wall portion 232 is the same as the thickness dimension of the pedal engaging claw portion 231, it is not limited to this and can be changed as appropriate.
  • the height dimension of the pedal engagement wall portion 232 may be larger than the thickness dimension of the pedal engagement claw portion 231 . That is, the height dimension of the engagement space K may be set to be equal to or larger than the thickness dimension of the pedal engagement claw portion 231 .
  • the pedal system 3E may include pedals 10E and cleats 50E.
  • the outer edge of the pedal base portion 21 is notched. That is, the pedal base portion 21 is formed by notching its outer edge together with the pedal hole portion 211 .
  • the pedal hole portion 211 is provided at a position facing the engaging claw portion 231 in the thickness direction.
  • the pedal hole portion 211 may have an edge portion extending over the entire circumference as shown in FIG. 7, or may be partially cut out as shown in FIG.
  • This pedal hole portion 211 can prevent deformation of the cleat 50E and the binding 20E as much as possible, and can reduce weight.
  • a through hole is provided in the central portion of the pedal rotation connection magnet portion 222, and is fixed via a screw.
  • the pedal engaging wall portion 232 is raised in the crossing direction from the pedal base portion 21 . That is, the pedal engaging wall portion 232 is provided to be inclined with respect to the pedal base portion 21 when viewed from the side.
  • a substantially semicircular pedal engaging claw portion 231 is provided at the tip of the pedal engaging wall portion 232 .
  • the structure of the cleat 50E is also the same. Under such a configuration, when the cleat 50E is rotated in a state where the pedal rotation connection magnet portion 222 and the cleat rotation connection magnet portion 522 are magnetically connected, the pedal engaging portion 23 and the cleat are rotated as shown in FIG. The engaging portion 53 is engaged to connect the cleat 50E and the binding 20E. Further, when the cleat 50E is reversely rotated, the engagement between the pedal engaging portion 23 and the cleat engaging portion 53 is released.
  • the pedal system 3F may include pedals 10F and cleats 50F. These pedals 10F and cleats 50F have different shapes.
  • the pedal base portion 21 is provided with three engaging portions 23F.
  • the engagement portion 23F includes a pedal engagement pawl portion 231F that is linearly extended obliquely upward from the pedal base portion 21 as viewed from the side.
  • the pedal engaging claw portion 231F is formed in a rectangular parallelepiped shape, but the shape is not limited to this and can be changed as appropriate.
  • the outermost edge in the radial direction of the pedal engaging claw portion 231F is curved. However, this outermost edge may not be curved.
  • a pedal hole portion 211 is provided in the vicinity of the pedal engaging claw portion 231F in the pedal base portion 21 .
  • the pedal hole portion 211 includes a facing region 211a that faces the pedal engaging claw portion 231F in the thickness direction, and a front region 211b arranged in front of the pedal engaging claw portion 231F in the circumferential direction S. That is, the pedal hole portion 211 extends from a facing region 211a facing the pedal engaging claw portion 231F to a forward region 211b.
  • a pedal engaging fixing portion 24F is provided on the pedal base portion 21 of the binding 20F.
  • the pedal engaging fixing portion 24F includes a pedal fixing through hole 241F, a pedal fixing convex portion 242F, and a pedal fixing elastic portion 243F.
  • the pedal fixing through-hole 241 ⁇ /b>F is a circular through-hole formed in the pedal base portion 21 .
  • the opening area of the pedal fixing through-hole 241F is large on the rear surface of the pedal base portion 21 and small on the front surface.
  • the pedal fixing protrusion 242F is formed in a spherical shape and is arranged from the rear surface of the pedal base portion 21 into the pedal fixing through hole 241F.
  • the pedal fixing elastic portion 243F is made of an elastic member, and biases the pedal fixing convex portion 242F from the rear surface of the pedal base portion 21 toward the front surface.
  • the upper portion of the pedal fixing projection 242F protrudes from the surface of the pedal base portion 21 due to the biasing force of the pedal fixing elastic portion 243F. , moves toward the rear side against the biasing force of the pedal fixing elastic portion 243F, and is retracted from the surface of the pedal base portion 21 into the pedal fixing through hole 241F.
  • a mounting hole 213 ⁇ /b>F for mounting to the crank connecting shaft portion 30 is formed in the pedal base portion 21 .
  • the cleat base portion 51 is provided with a cleat engaging portion 53F and a cleat hole portion 511 . Since the cleat engaging portion 53F and the cleat hole portion 511 have the same configuration as the pedal engaging portion 23F and the pedal hole portion 211F, description thereof will be omitted here.
  • Reference numeral 531F indicates a cleat engaging claw portion
  • reference numeral 511a indicates a facing area
  • reference numeral 511b indicates a front area.
  • a cleat rotation connecting portion 52 ⁇ /b>F is provided at the outer edge of the cleat base portion 51 .
  • the cleat rotation connection portion 52F is provided with a cylindrical cleat rotation connection peripheral wall portion 522F.
  • the inner periphery of the cleat rotation connection peripheral wall portion 522F is formed as a circular peripheral surface or a polyhedral surface.
  • the inner diameter dimension of the cleat rotation connection peripheral wall portion 522F is set to be equal to or larger than the outer diameter dimension of the cleat base portion 51 .
  • the cleat base portion 51 is provided with a cleat engaging fixing portion 54F.
  • the cleat engaging fixing portion 54 ⁇ /b>F is a through hole formed in the cleat base portion 51 .
  • the cleat base portion 51 is formed with an attachment hole 513F for attachment to the shoe SH. Neither the pedal 10F nor the cleat 50F is provided with a rotary connecting magnet portion or the like.
  • connection refers to placing the cleat 50F and the binding 20F in a state in which mutual rotation is guided such that the cleat engaging portion 53F and the pedal engaging portion 23F are engaged.
  • the cleat 50F and the binding 20F are guided to rotate about the rotation axis N as the center of rotation. Then, the driver rotates the cleat 50F inward. At this time, the inner peripheral surface of the cleat rotation connection peripheral wall portion 522F contacts the outer peripheral surface of the pedal base portion 21, thereby guiding the rotation of the cleat 50F and the binding 20 about the rotation axis N.
  • the cleat engaging claw portion 531F is arranged in the front region 211b of the pedal hole portion 211, and the pedal engaging claw portion 231F is arranged in the front region 511b of the cleat hole portion 511.
  • the cleat engaging pawl portion 531F enters the opposing region 211a of the pedal hole portion 211 as shown in FIG.
  • the pedal engaging claw portion 231F enters the opposing region 511a of the cleat hole portion 511. As shown in FIG.
  • the cleat engaging claw portion 531F and the pedal engaging claw portion 231F engage with each other while being elastically deformed.
  • the inner surface of the cleat base portion 51 and the surface of the pedal base portion 21 are in contact with each other. Also, at this time, the cleat engaging fixing portion 54F and the pedal fixing through-hole 241F are arranged at the same position. Therefore, the pedal fixing convex portion 242F is biased by the pedal fixing elastic portion 243F to protrude from the surface of the pedal base portion 21 through the pedal fixing through-hole 241F and arranged in the cleat engagement fixing portion 54F. Further, when the cleat 50F is reversely rotated, the engagement between the pedal engaging portion 23F and the cleat engaging portion 53F is released.
  • the cleat engaging pawl portion 531F and the pedal engaging pawl portion 231F can be engaged with each other while being elastically deformed, and the restoring force of the elastic deformation increases the engaging force even if the contact area between the two is reduced. be able to. Therefore, it is possible to reduce the stroke of the rotation operation for engagement and disengagement by the driver, thereby improving convenience. Further, since the cleat engagement fixing portion 54F and the pedal engagement fixing portion 24F are provided, the cleat engagement pawl portion 531F and the pedal engagement pawl portion 231F can be fixed in an engaged state. It can be easily released by simply rotating the cleat 50F outward.
  • the cleat 50F and the pedal 10F may be upside down. However, it is needless to say that if it is turned upside down, the right and left feet will be left and right reversed. Also, the cleat rotation connection peripheral wall portion 522F may not be provided.
  • the inner and outer shapes of the cleat rotation connection peripheral wall portion 522F can be changed as appropriate. For example, as shown in FIG. 24, the outer shape of the cleat rotation connection peripheral wall portion 522F1 may be rectangular in plan view, and may be formed in a cube. Further, the outer shape of the cleat rotation connection peripheral wall portion 522F1 may be formed into a cylindrical body. At least one of the pedal 10F and the cleat 50F may be provided with a rotary connection magnet portion. Also, the cleat engagement fixing portion 54F and the pedal engagement fixing portion 24F may not be provided.
  • the pedal system 3G may include pedals 10G and cleats 50G. These pedals 10G and cleats 50G have different shapes. These pedal systems 3G are shown for the left foot.
  • the binding 20G is obtained by turning the cleat 50F shown in FIG. 21 upside down and has the same main structure, so the description thereof is omitted here. However, the binding 20G is not provided with the cleat engagement fixing portion 54F.
  • Reference numeral 23G indicates a pedal engagement portion
  • reference numeral 231G indicates a pedal engagement pawl portion
  • reference numeral 22G indicates a pedal rotation connection portion
  • reference numeral 222G indicates a pedal rotation connection peripheral wall portion.
  • the pedal rotation connection peripheral wall portion 222G has the same configuration as the cleat rotation connection peripheral wall portion 522F.
  • the cleat 50G has a disk-shaped cleat base portion 51G.
  • Three cleat engaging portions 53G are provided at equal intervals in the circumferential direction on the outer peripheral surface of the cleat base portion 51G.
  • a front region 511b of the cleat hole portion 511 is formed between the cleat engaging portions 53G in the circumferential direction.
  • the cleat engaging portion 53G has a cleat engaging pawl portion 531G.
  • the cleat engaging claw portion 531G is formed as an inclined surface whose thickness gradually decreases toward the front in the circumferential direction at the front end portion in the circumferential direction of the cleat engaging portion 53G.
  • the lower surface of the cleat engaging claw portion 531G is flat from the rear end portion to the front end portion in the circumferential direction.
  • the cleat 50G also includes a cleat engagement fixing portion 54G.
  • the cleat engaging fixing portion 54G is formed in a disk shape and is attached to the cleat base portion 51G.
  • a cleat fixing notch 541G linearly extending from the edge to the inner region is formed in the cleat engagement fixing portion 54G.
  • Three cleat fixing notches 541G are formed at equal intervals in the circumferential direction.
  • the cleat 50G is guided by the inner peripheral surface of the pedal rotation connection peripheral wall portion 222G and arranged concentrically within the pedal rotation connection peripheral wall portion 222G. Cleat 50G and binding 20G are connected. That is, the cleat 50G and the binding 20G are guided to rotate about the rotation axis N as the center of rotation.
  • the cleat 50G is guided by the inner peripheral surface of the pedal rotation connection peripheral wall portion 222G to rotate about the rotation axis N, and the cleat engaging claw portion 531G and the pedal engaging claw portion 531G rotate.
  • the portion 231G engages while elastically deforming.
  • the distal end portion of the pedal engaging claw portion 231G is arranged in the cleat fixing notch portion 541G, thereby fixing the engagement between the pedal engaging claw portion 231G and the cleat engaging claw portion 531G.
  • the engagement between the pedal engaging claw portion 231G and the cleat engaging claw portion 531G is released. Thereby, there can exist an effect similar to the above-mentioned.
  • the cleat engaging fixing portion 54G is provided, the cleat engaging pawl portion 531G and the pedal engaging pawl portion 231G can be fixed in an engaged state to rotate the cleat 50G outward. You can easily remove it.
  • the cleat 50G and the pedal 10G may be upside down. However, it is needless to say that if it is turned upside down, the right and left feet will be left and right reversed. Also, the pedal rotation connection peripheral wall portion 222G may not be provided. In addition, the inner and outer shapes of the pedal rotation connection peripheral wall portion 222G can be changed as appropriate. At least one of the pedal 10G and the cleat 50G may be provided with a rotary connection magnet portion. Further, it goes without saying that the number of cleat engaging portions 53G and cleat fixing notch portions 541G to be provided can be changed as appropriate. Also, the cleat engagement fixing portion 54G may not be provided. Also, the configuration of the cleat fixing cutout portion 541G can be changed as appropriate.
  • the cleat engaging fixing portion 54G may not be notched, but may be a downward protrusion linearly extending from the edge of the cleat engaging fixing portion 54G to the inner region. That is, the cleat fixing lower protrusion 5411G may be formed on the cleat engagement fixing portion 54G.
  • the cleat fixing lower convex portion 5411G protrudes downward in an arc shape from the back surface of the cleat engaging fixing portion 54G.
  • pedal rotation connection portions 22, 22G and the cleat rotation connection portions 52, 52F are provided, the invention is not limited to this, and the pedal rotation connection portions 22, 22G and the cleat rotation connection portions 52, 52F are provided. It doesn't have to be. 24 and 25, the pedal engaging portion 23 and the cleat engaging portion 53 engage in the engagement direction S1 and release in the release direction S2.
  • the pedal engaging portion 23 and the cleat engaging portion 53 are modified so that the engaging direction S1 and the releasing direction S2 are opposite to each other.
  • the orientations of the pedal engaging portion 23 and the cleat engaging portion 53 may be changed so as to release the .
  • the pedals and cleats in this embodiment can be freely combined with the above-described embodiments and modifications thereof.
  • a pedal that is attachable to and detachable from a cleat, a pedal base; a pedal rotation connection portion provided on the pedal base portion and connected to the cleat so as to allow relative rotation with respect to the cleat about a rotation axis extending in a thickness direction of the pedal base portion; a plurality of pedal engaging portions that are provided on the pedal base portion and are removably engaged with the cleat in a circumferential direction about the rotation axis; A pedal in which a plurality of said pedal engaging portions are provided at positions connecting vertexes of a polygon, and said rotation axis passes through an inner region of said polygon.
  • Appendix 2 The pedal according to appendix 1, wherein the outermost edge of the pedal engaging portion in a radial direction from the rotation axis is a single point or a curved line in the circumferential direction.
  • At least three or more pedal engaging portions are provided, 5.
  • the pedal engaging portion is 6.
  • the pedal hole is provided forwardly from the pedal engaging portion in a rotational direction about the rotation axis, and the cleat engaging portion provided in the cleat is located in the front pedal hole.
  • a pedal according to paragraph 7 or paragraph 8 which is configured to be retracted into releasable engagement with the pedal engaging portion in the rotational direction.
  • the pedal rotation connection portion includes a pedal rotation connection peripheral wall portion having a circular peripheral surface or a polyhedral inner surface and provided on the pedal base portion, and the cleat is disposed inside the pedal rotation connection peripheral wall portion.
  • a cleat that is attachable to and detachable from a pedal, a cleat base; a cleat rotation connection portion provided on the cleat base portion and connected to the pedal to enable relative rotation with respect to the pedal about a rotation axis extending in the thickness direction of the cleat base portion; a plurality of cleat engaging portions provided on the cleat base portion and removably engaged with the pedal in a circumferential direction about the rotation axis; A cleat in which the plurality of cleat engaging portions are provided at positions connecting vertexes of a polygon, and the rotation axis passes through an inner region of the polygon.
  • the pedal engaging portion is a pedal engagement wall portion raised from the pedal base portion; 6.
  • the cleat includes a cleat engaging portion that removably engages with the pedal engaging portion, 14.
  • the pedal according to any one of appendices 1 to 13, wherein the pedal engaging portion and the cleat engaging portion have the same shape and quantity.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Mechanical Control Devices (AREA)
PCT/JP2022/008623 2021-03-03 2022-03-01 ペダル、クリート、ペダルシステムおよび自転車 Ceased WO2022186206A1 (ja)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55160677A (en) * 1979-02-21 1980-12-13 Lotteau Jacques Connector for foot and pedal of bicycle
JPS60107473A (ja) * 1983-09-28 1985-06-12 ジヨン　ウインキ− ペダル集成装置
JPS6285787A (ja) * 1985-10-04 1987-04-20 ユ−リ・エ−ザ− 自転車のペダルと靴との連結装置
US5546829A (en) * 1991-12-09 1996-08-20 Speedplay, Inc. Clipless bicycle pedal system
US20050155452A1 (en) * 2004-01-20 2005-07-21 Frey Allen D. Bicycle pedal and cleat
US20120132030A1 (en) * 2010-11-29 2012-05-31 Shimano Inc. Bicycle pedal

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55160677A (en) * 1979-02-21 1980-12-13 Lotteau Jacques Connector for foot and pedal of bicycle
JPS60107473A (ja) * 1983-09-28 1985-06-12 ジヨン　ウインキ− ペダル集成装置
JPS6285787A (ja) * 1985-10-04 1987-04-20 ユ−リ・エ−ザ− 自転車のペダルと靴との連結装置
US5546829A (en) * 1991-12-09 1996-08-20 Speedplay, Inc. Clipless bicycle pedal system
US20050155452A1 (en) * 2004-01-20 2005-07-21 Frey Allen D. Bicycle pedal and cleat
US20120132030A1 (en) * 2010-11-29 2012-05-31 Shimano Inc. Bicycle pedal

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JP7799332B2 (ja) 2026-01-15

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