Classifications

• • 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
  • B62M3/086—Attachments between shoe and pedal other than toe clips, e.g. cleats

Definitions

• the present invention provides a bicycle for racing or cycling in order to easily and securely lock and secure the cyclist's shoes to the pedal without using a tulip. It relates to a shoe fixing device for a bicycle pedal, which is incorporated in the pedal.
• the locking projection is provided on the upper surface of the pedal, and an elastic stopper for preventing rotation is provided on one side of the pedal body.
• the shoes are horizontally rotated to lock the locking projections in the recesses, and the shoe plate is locked by the elastic stoppers to allow free rotation and rotation of the shoes. Prevent the shoes from slipping to the rear of the pedal and secure the shoes to the pedal I'm sorry.
• locking members are provided at the front and rear of the pedal body to lock the shoe plate, the front locking member is fixed, and the rear locking member is movable in the front-rear direction. With the structure urged forward, the front side of the shoe plate is locked to the front locking member, and then the rear side of the plate is pushed down to lower the rear side. And the rear locking member to lock the shoes in place.
• the downwardly directed mosquito when the shoe is pushed down to lock the rear part of the shoe plate, the downwardly directed mosquito not only acts as a mosquito for retracting the rear locking member, but also ⁇ It also acts as a power to rotate the rear of the dull downward. Therefore, the rear part of the pedal may escape from the shroud, and it may be difficult to smoothly lock the rear part.
• the bicycle shoe fixing device includes a pedal body.
• a rotating plate is mounted on the upper surface of the vehicle, and a front locking member is provided in front of the rotating plate for locking with a front surface of the shoe plate fixed to the shoe sole.
• a rear locking member is provided for locking with a rear side of the rotor, and a brake device for restricting rotation of the rotary wheel is provided below the rotary plate.
• the brake device is fixed to a shaft of a rotating plate, and a brake plate abutting on a lower surface of the pedal body, and biases the brake plate toward the pedal body.
• a brake adjustment knob interposed between the two, and the brake adjustment knob can reduce the amount of shaking.
• the physical structure is not limited to this structure. The point is that the free rotation of the rotating plate is prevented by the brake device, and the rotating plate is turned in the desired direction only when the cyclist twists the foot to rotate the rotating plate. It should be able to rotate.
• the front locking member locks with the front side of the shoe plate, and can prevent the forward movement of the shoe plate and the right and left and up and down swings of the front portion of the shoe plate. If so, its specific structure is questionable.
• the rear locking member is engaged with the rear side of the shoe plate, and if it is made of a nylon structure which can prevent the rearward movement of the shoe plate and the vertical swing of the rear side thereof, the rear locking member can be used. The specific structure is questionable.
• the rotating plate has a function of positioning the front locking member in correspondence with the shoe quotient and enabling the shoes to be attached and detached while the shoe is supported on the rotating plate.
• the front locking member provided on the rotating wheel has a function of fixing the front side of the shoe plate to the pedal and a function as a guide when the shoe is mounted. It has the function of fixing the rear part of the plate to a pedal.
• the brake device provided below the rotary plate has a function of restricting the rotation of the HI rotary plate, so that the rotary plate does not rotate against the will of the cyclist, but once.
• the shoes mounted on the pedals will remain in the worn state until the cyclist rotates the rotating plate to the release side of the shoes.
• FIG. 1 is a sectional view of a preferred shoe fixing device according to the present invention.
• FIG. 2 is a plan view of the shoe fixed state.
• FIG. 3 is also a plan view of the state in which the shoes are detached.
• FIG. 4 is a perspective view showing the lower surface of the brake plate.
• Fig. 5 is a perspective view of the brake adjustment knob.
• FIG. 6 is an expanded sectional view showing the relationship between the brake plate and the brake adjustment knob.
• FIG. 7 shows the plane of the plate.
• FIG. 8 is an end view showing the relationship between the rear stop member and the shoe plate.
• a rotary plate 2 is rotatably mounted on a shaft bolt 3 in front of the upper surface of the pedal body 1, and a front locking member 4 is provided along a front side of the rotary plate. I have it.
• the front locking member 4 is formed in a shape corresponding to the front face 5a of the shoe 5 fixed to the lower surface of the shoe, and the shoe is engaged over the entire length of the front locking member 5.
• a locking groove 6 for stopping is formed.
• a rear locking member 7 is provided on both sides of the rear of the pedal body 1. The shape and arrangement of the rear locking member correspond to the rear side 5b of the shroud 5, and the locking groove 8 with the shroud is formed over the entire length.
• a disk-shaped brake plate 9 is fitted through mounting holes 9a at the upper and lower central portions of the shaft bolt 3 for fixing the rotary shaft 2, and the upper surface of the brake plate 9 is mounted. Is in contact with the lower surface of the pedal body 1.
• the upper and lower central portions of the shaft bolt 3 are elliptical in cross section, and the mounting holes 9a of the brake plate 9 are also elliptical, so that the brake 9 can rotate freely. ⁇
• the brake adjusting knob 10 and the brake spring 11 are sequentially loosely fitted on the shaft bolt 3 below the brake plate 9 to be generated by the brake spring 11.
• the direction power is transmitted to the brake gear 9 via the brake adjustment knob 10. Then, the power of the pre-kiss spring 11 can be reduced by the rotation of the adjusting knob 10.
• the upper surface of the brake adjustment knob 10 has a saw-tooth cross-section as shown in the perspective view (FIG. 5) and the developed cross-sectional view (FIG. 6).
• Many small slopes forming the upper surface of the brake adjustment knob are divided into four groups, A, B, C, and D, and each group has four slopes. , 1 2a, 1 2b, 1 2c.
• the slopes with the same sign have the same height, and in each group, slopes 12, 12, 12a, 12b, and 12c are sequentially higher.
• the angle of inclination of each inclined surface is assumed to be the same.
• the lower surface of the brake plate 9 which contacts the upper surface of the brake adjustment knob 10 has four inclined surfaces 13 corresponding to the number of groups of the inclined surfaces of the brake adjustment knob 10. Therefore, the inclination angle of each inclined surface is the same as the inclination angle of the inclined surface of the brake adjustment knob 10.
• the protrusion height H of the slope is increased by increasing the height h above and below the brake adjustment knob 10 so that the slope 13 of the brake is
• the rake adjustment knob 10 is designed so that it can come into contact with the low-level inclined surface 12.
• the brake plate 9 and the brake adjustment knob 10 are configured as described above, and the inclined surface 13 formed on the lower surface of the brake 9 and the inclined surface 1 2 of the brake adjustment knob 10 2 1 2 c and are in contact.
• the inclined surface 12 is in contact with the inclined surface 13 for the group A, the inclined surface 12 is also inclined for the other groups B to D. It is in contact with surface 13. In this state, the distance from the upper surface of the brake 9 to the lower surface of the brake adjustment knob 10 becomes the smallest, and the biasing force of the brake plate 9 along the brake spring 11 becomes the minimum.
• the brake adjustment knob 10 By rotating the brake adjustment knob 10 and changing the inclined surface of the brake adjustment knob that comes into contact with the inclined surface 13 to 12 a or 12, the brake adjustment knob can be adjusted from the upper surface of the brake plate 9.
• the distance to the lower surface of the brake plate 10 gradually increases, and at the same time, the biasing force of the brake plate 9 due to the brake spring 11 increases. This force is maximized when the inclined surface 12c contacts the inclined surface 13.
• reference numeral 14 denotes a surface turning plate bush
• reference numeral 15 denotes a pedal shaft
• reference numeral 16 denotes a shoe sole.
• the procedure for fixing shoes to the bicycle pedal shown in this embodiment is as follows.
• the rotation 2 is restricted by the action of the brake plate 9 and the free rotation is restricted.
• the rotation is in a state of being displaced as shown in FIG.
• the shoe is twisted in the direction of the arrow 17 and the rotating plate 2 is moved west with the shoe.
• the rear side 5b of the shoe plate 5 is fitted to the rear locking member 7 of the pedal body 1, and the shoe is fixed to the pedal.
• the brake plate 9 is configured to abut on the lower surface of the pedal body 1, but the brake plate may be mounted between the rotating plate and the upper surface of the pedal body 1. .
• the brake adjustment knob 10 is provided, it is possible to adjust the brake force, to obtain an appropriate brake force for the cyclist's force, and to stabilize the fixed state. .
• the brake adjustment knob is not an essential requirement.
• the brake is configured to rotate together with the rotating plate 2, but the brake may be fixed to the pedal body while rotating.
• the rotating plate 2 is made small and housed in front of the pedal shaft 15, so that its mounting height can be made as close as possible to the pedal shaft. It is possible to reduce the loss of the stepping force of the cyclist during use as much as possible.
• the rotary plate is attached to the pedal body, and the front edge of the shoe plate is locked to the front locking member provided on the rotary plate.
• the front locking member functions as a guide when the shoe plate is attached, and the shoe can be easily and quickly aligned with the pedal.
• parallel to Pedal tread The shoe can be fixed only by the rotational movement in the direction, so that the shoe can be fixed in a stable state without giving the pedal a rotating force about the pedal axis. it can.
• the structure is extremely simple, the production is easy, and the maintenance is easy.
• the shoe fixing device for a bicycle pedal according to the present invention is suitable as a shoe fixing device for a pedal instead of a tulip.

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• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Transportation (AREA)
• Mechanical Engineering (AREA)
• Braking Arrangements (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=11715941

Family Applications (1)

Country Status (2)

Citations (4)

• 1988
  • 1988-01-27 JP JP927688U patent/JPH01113096U/ja active Pending
  • 1988-12-26 WO PCT/JP1988/001332 patent/WO1989007066A1/ja unknown

Patent Citations (4)

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