JP2013129376A - Structure for restraining filler cap of motorcycle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure for restraining a filler cap of a motorcycle which allows a filler cap to be operable without providing thereto a gripping part that requires a large space, and miniaturizes an upper surface of the filler cap by simply locking therewith a restraining cord member that prevents the filler cap from being separated apart more than a certain range.SOLUTION: A structure is configured such that: a stay 38 is provided at the upper surface of the filler cap 26; an engagement hole 39 is provided in the stay 38; an engagement projection 40 to be engaged with the engagement hole 39 is provided at one end of the restraining cord member 34; and a gripping part is provided around an outer peripheral surface of the filler cap 26.

Description

  The present invention relates to a restraint structure for a filler cap for a motorcycle.

  It includes a restraining cord member that restrains the filler pipe and the filler cap so as not to leave the filler cap removed from the filler pipe of an automobile or the like beyond a certain range, and extends in the diametrical direction on the upper surface of the circular filler cap. Patent Document 1 discloses a technique in which a grip portion that bulges upward is formed, and the cord member is fixed to the upper surface of the grip portion.

Further, Patent Document 2 includes a restraining cord member that restrains the filler pipe and the filler cap so that the filler cap removed from the filler pipe of an automobile or the like is not separated beyond a certain range, and an upper surface of the circular filler cap. A technique is disclosed in which a grip portion extending in the diameter direction and bulging upward is formed, and the cord member is loosely fitted to the outer periphery of the filler cap.
In each of the above technologies, the filler cap is opened by the operator rotating the grip portion.

Japanese Patent Laid-Open No. 11-43171 JP 2010-188812 A

When the gripping portion for rotating the filler cap is configured to have a shape that extends in the diametrical direction on the upper surface of the filler cap and bulges upward as in the above-described prior art, another surface is formed on the upper surface of the filler cap. It is necessary to secure space so that there is no structure.
For this reason, in a motorcycle in which structures are centrally arranged around the filler cap, in order to make the upper surface of the filler cap compact, the gripping portion on the upper surface of the filler cap is abolished and the side surface of the filler cap is removed. A structure that is gripped and rotated is required.

  However, although it is considered that the structure disclosed in Patent Document 2 is mainly assumed to be used in a motorcycle, since the restraining cord member is loosely fitted to the side surface of the filler cap, the filler cap is utilized using the side surface. Is difficult to rotate.

  The present invention has been made in view of the above circumstances, and enables the operation of the filler cap without providing a gripping portion that requires a lot of space as in the prior art, so that the filler cap is not separated beyond a certain range. It is an object of the present invention to provide a restraint structure for a filler cap for a motorcycle that can easily lock the restraining cord member to be made and can make the upper surface of the filler cap compact.

  As a means for solving the above problems, the invention according to claim 1 is provided with a fuel filler (24) for injecting fuel and a filler cap (26) capable of opening and closing the fuel filler (24) to store the fuel. A restraint cord member (34) for securing one end to the fuel tank (18) and the filler cap (26) and restraining the filler cap (26) from separating from the fuel filler port (24) so as not to exceed a certain range. The stay (38) is provided on the upper surface of the filler cap (26), the engagement hole (39) is provided in the stay (38), and the restraining cord member (34) A motorcycle characterized in that an engagement protrusion (40) engaged with the engagement hole (39) is provided at one end, and a grip portion (28) is provided on an outer peripheral side surface of the filler cap (26). For To provide a restraint structure of La cap.

  The invention according to claim 2 is the restraint structure of the filler cap for a motorcycle according to claim 1, wherein a seat (9) on which an occupant sits is provided above the filler cap (26). To do.

  According to a third aspect of the present invention, in the structure for restricting a filler cap for a motorcycle according to the second aspect, an opening is formed in a portion of the bottom plate (20) of the seat (9) facing the engagement hole (39). (45) is provided.

  According to a fourth aspect of the present invention, in the restraint structure for a filler cap for a motorcycle according to the third aspect, the pair of seat load receiving portions (51) provided on the upper surface of the fuel tank (18) and the seat ( Between the pair of seat support portions (47) provided on the bottom plate (20) of 9) and the seat load receiving portion (51) and the seat support portion (47). Further, the opening (46) is provided.

  According to a fifth aspect of the present invention, in the restraint structure for a filler cap for a motorcycle according to any one of the first to fourth aspects, the engagement protrusion (40) is provided at one end of the restraint cord member (34). ) And an umbrella portion (41) that covers the outer periphery of the stay (38).

  A sixth aspect of the present invention is the restraint structure for a filler cap for a motorcycle according to any one of the first to fifth aspects, wherein the auxiliary machine is fixed to the upper surface of the fuel tank (18). A stay (33) is provided, and a second engagement protrusion () provided at the other end of the restraining cord member (34) is inserted into a second engagement hole (42) provided in the auxiliary machine fixing stay (33). 43) is locked.

  According to the first aspect of the present invention, since the grip portion that the operator grips to open the filler cap is provided on the outer peripheral side surface of the filler cap, there is no need to provide a grip portion on the top surface of the filler cap, Since the restraining cord member is only locked to a stay having a minimum size provided on the upper surface of the filler cap, the upper surface of the filler cap can be made compact.

  According to the second aspect of the invention, the thickness of the seat cushion can be ensured by improving the compactness of the upper surface of the filler cap, and the riding comfort can be improved.

  According to the third aspect of the present invention, an opening is provided in the bottom plate of the seat so as to avoid a portion protruding to fix the restraining cord member on the upper surface of the filler cap (an end portion of the stay and the restraining cord member). In addition, the opening area of the opening can be reduced as much as possible because the upper surface of the filler cap can be made more compact than the conventional configuration in which the grip portion is provided on the upper surface of the filler cap. For this reason, the opening can be formed while ensuring the rigidity of the bottom plate of the sheet, and the weight can be reduced. In addition, since the seat and the filler cap can be arranged close to each other by forming the opening, it is possible to further secure the thickness of the seat cushion, thereby further improving riding comfort. .

  According to the invention described in claim 4, by providing an opening between the load support points where sufficient rigidity is normally ensured, the rigidity of the bottom plate of the seat is reduced in order to ensure the necessary rigidity even if this opening is provided. There is no need to increase the weight, and the weight can be further reduced. Further, since the filler cap is disposed between the load support points, the clearance between the filler cap and the bottom plate of the seat can be reduced, and the fuel tank and the seat in the thickness direction can be made compact.

  According to the fifth aspect of the present invention, the stay is not exposed on the upper surface of the filler cap because the outer periphery of the stay is integrally formed with the engaging protrusion forming the restraining cord member and covered with the rubber or resin umbrella. In addition, it is possible to suppress interference between the stay and the operator's hand when the filler cap is attached / detached, avoid contact of the stay with other members, and improve the degree of freedom in designing the peripheral structure.

  According to the invention described in claim 6, since the both ends of the restraining cord member are locked, the assembling property is improved and the production efficiency can be increased.

1 is a left side view of a motorcycle to which a structure according to an embodiment of the present invention is applied. Fig. 2 is a left side view of a rear part of the motorcycle. It is a top view of the vehicle rear part of the motorcycle. FIG. 4 is a top view of the rear portion of the vehicle with the seat removed from the state shown in FIG. 3. FIG. 3 is a top view of a fuel tank provided in the motorcycle. It is sectional drawing which follows the AA line of FIG. It is sectional drawing which follows the BB line of FIG. FIG. 4 is a developed cross-sectional view of a sheet along the line CC in FIG. 3.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawings used below, arrow FR indicates the front of the vehicle, arrow UP indicates the upper side of the vehicle, and arrow LH indicates the left side of the vehicle.

  FIG. 1 shows a motorcycle 1 having a structure according to an embodiment of the present invention, and the motorcycle 1 includes a power unit 2 as an engine at a lower center of the vehicle. A swing arm 3 is supported at the rear part of the power unit 2 so as to swing up and down, and a rear wheel 4 is supported at the rear part of the swing arm 3 so as to be rotatable. The front wheel 5 is rotatably supported by a pair of left and right front forks 6, and the front fork 6 supports a front fender 7 that covers the front wheel 5 from above. A leg shield 8 is disposed above the front fender 7.

  The leg shield 8 extends from the upper side of the front wheel 5 to the lower rear side, and the leg shield 8 covers the legs of the occupant seated on the seat 9 disposed above the power unit 2. The seat 9 is formed long in the vehicle front-rear direction, and integrally includes a front seat 9A for the driver and a rear seat 9B for the passenger. The power unit 2 is supported by a vehicle body frame (not shown), and includes a crankcase 10 and a cylinder portion 11 projecting forward from the crankcase 10, and an inner cover that covers the leg shield 8 from the rear side of the cylinder portion 11. 12 is covered. The inner cover 12 extends rearward obliquely upward to the lower side of the front seat 9 </ b> A and continues to the rear cowl 13. The rear cowl 13 covers the lower side of the front seat 9A and the rear seat 9B.

  A front step 14 on which a passenger puts his / her foot is provided at a position on the side of the crankcase 10 below the front portion of the front seat 9A. Further, a rear step 14B on which the passenger puts his / her foot is provided at a position on the front side of the rear wheel 4 below the front portion of the rear seat 9B.

  FIG. 2 shows the rear portion of the vehicle with the rear cowl 13 removed. In the figure, reference numeral 15 denotes a seat frame included in the body frame. The seat frame 15 includes a pair of left and right, and is provided so as to gradually extend upward from the front to the rear. The upper end of the rear cushion 16 is fixed at a substantially middle position in the front-rear direction of the seat frame 15, and the lower end of the rear cushion 16 is fixed to the rear portion of the swing arm 3 as shown in FIG. The seat 9 is located above the seat frame 15.

  Between the left and right seat frames 15, a storage box 17 made of a resin material is arranged below the front seat 9A, and a fuel tank 18 made of a metal material is arranged below the rear seat 9B. The storage box 17 and the fuel tank 18 are each supported by the seat frame 15. The upper portion of the storage box 17 protrudes upward from the seat frame 15, and the fuel tank 18 extends in the vehicle front-rear direction along the rear portion of the seat frame 15.

  The sheet 9 includes a bottom plate 20 made of a resin material, and a sheet main body 21 that is fixed to the bottom plate 20 and accommodates urethane or the like between the bottom plate 20 to ensure a thickness. A hinge 19 is provided between the front portion of the bottom plate 20 and the front portion of the storage box 17, and the seat 9 is directed from the rear to the front with the hinge 19 as an axis as shown in FIG. It can be opened.

  3 is a top view of the rear portion of the vehicle with only the bottom plate 20 portion of the seat 9 shown, and FIG. 4 is a top view of the rear portion of the vehicle with the seat 9 completely removed. The seat 9 closes and covers the storage box 17 and the fuel tank 18 from above. As shown in FIG. 4, the storage box 17 is opened upward, and when the seat 9 is opened, the storage space K is opened to the outside. The storage box 17 has a fixed portion 22 that protrudes outward in the vehicle width direction in a pair of left and right at the rear portion, and is fixed to the seat frame 15 by these fixed portions 22. Further, the fuel tank 18 has a fixed portion 23 that protrudes outward in the vehicle width direction in a pair of left and right at each of the front portion and the rear portion, and is fixed to the seat frame 15 by these fixed portions 23. Although bolts are passed through the fixing portion 23, these bolts are not shown.

  Hereinafter, the structure according to the present invention will be described in detail. 5 is a top view of the fuel tank 18, FIG. 6 is a cross-sectional view taken along line AA in FIG. 5, and FIG. 7 is a cross-sectional view taken along line BB in FIG. As shown in FIGS. 5 and 6, an oil supply port 24 that penetrates in the vertical direction and injects fuel is formed on the center line C <b> 1 in the vehicle width direction in a region approximately in the center in the front-rear direction on the upper surface of the fuel tank 18. ing.

As shown in FIG. 6, a cylindrical oil filler side screw cylinder portion 25 extending downward from the inner peripheral edge of the opening of the oil filler opening 24 is integrally formed. The filler port 24 is covered with a filler cap 26 so as to be opened and closed. The filler cap 26 includes a top body 27 and a cap body 29 having a peripheral wall 28 extending downward from the outer peripheral edge of the ceiling wall 27, and a ceiling. A cap-side screw cylinder portion 30 that extends downward from the lower surface of the wall portion 27 and is screwed into the oil filler-side screw cylinder portion 25 by a screw groove formed on the outer peripheral surface.
When the filler cap 26 is released from the state in which the filler cap 26 is screwed to the filler opening 24, the operator can grip and rotate the peripheral wall portion 28 of the cap body 29 constituting the outer peripheral side surface of the filler cap 26. The part 28 functions as a grip part.

  As shown in FIG. 5, a level gauge and a fuel pump are included on the upper surface of the fuel tank 18 on the left side of the center line C1 in the vehicle width direction and in front of the fuel filler 24 and the filler cap 26. A through hole 32 for inserting the cylindrical pump unit 31 into the fuel tank 18 is formed, and an annular unit fixing stay 33 is provided around the through hole 32. The unit fixing stay 33 fixes three flange portions 31A extending radially outward from the upper portion of the pump unit 31, and the pump unit 31 is suspended on the fuel tank 18 by the unit fixing stay 33. As is supported. As shown in FIG. 4, a hose extending to the fuel injection device or the like is connected to the pump unit 31. However, in FIG. 5, the hose is not shown for convenience of explanation.

  4 and 5, the filler cap 26 and the unit fixing stay 33 are connected by a restraining cord member 34 made of a resin material (rubber or resin), and the filler cap 26 is removed. In addition, the oil supply port 24 is not separated from a certain range. As shown in FIG. 5, the constraining cord member 34 is formed at the cord body 35, the first coupling portion 36 formed at one end of the cord body 35, coupled to the filler cap 26, and the other end of the cord body 35. And a second connecting portion 37 connected to the unit fixing stay 33.

  Referring to FIG. 6, a stay 38 is provided on the top surface of the top wall 27 of the filler cap 26. A stay 38 is formed by bulging and forming a central portion in the longitudinal direction of a strip (rectangular) metal plate in a longitudinal section. In the stay 38, flat portions located on both sides of the portion 38A bulging in the U-shape are fixed to the upper surface of the top wall portion 27. The portion 38 </ b> A bulging in the U-shape partially protrudes upward from the central region in the radial direction of the filler cap 26. An engagement hole 39 is formed in the upper surface of the U-shaped portion 38 </ b> A of the stay 38 so as to penetrate in the vertical direction, and the first connection portion 36 of the restraining cord member 34 is formed in the engagement hole 39. The engaging projections 40 formed on the first and second connecting portions 36 are fixed to the stay 38.

  The first connecting portion 36 is formed in a cylindrical shape with a top, and includes an umbrella portion 41 whose peripheral surface is connected to the cord body 35, and the engagement protrusion 40 is formed from the lower surface of the top portion of the umbrella portion 41. It is configured to protrude. In the present embodiment, the cord main body 35, the umbrella portion 41, and the engagement protrusion 40 are integrally formed, and the umbrella portion 41 and the engagement protrusion 40 are formed of a resin material. The engaging protrusion 40 is a shaft body, and has a head portion 40A that projects outward in the radial direction with respect to the axis at the tip, and the head 40A is formed in a shape that tapers toward the tip. When attaching the first connecting portion 36 to the stay 38, the engaging protrusion 40 is inserted into the engaging hole 39 and the head portion 40 </ b> A is locked to the peripheral portion of the engaging hole 39. Here, the umbrella portion 41 covers the portion 38A of the stay 38 that bulges in a U-shape from above.

  On the other hand, referring to FIG. 5 and FIG. 7, the outer peripheral portion of the unit fixing stay 33 is bent upward and separated from the upper surface of the fuel tank 18, and as shown in FIG. A second engagement hole 42 is formed in a portion located on the center line C1 side in the width direction. A second engagement protrusion 43 is formed on the second connecting portion 37 formed at the other end of the restraining cord member 34, and the second engagement protrusion 43 is locked in the second engagement hole 42. Thus, the second connecting portion 37 is attached to the unit fixing stay 33.

  The second connecting portion 37 includes a disk-shaped base portion 44 connected to the cord main body 35, and is configured by projecting the second engaging protrusion 43 from the lower surface of the base portion 44. The second engaging protrusion 43 is a shaft body, and has a head portion 43A that projects outward in the radial direction with respect to the axis at the tip, and the head 43A is formed in a shape that tapers toward the tip. . When attaching the second connecting portion 37 to the unit fixing stay 33, the second engaging protrusion 43 is inserted into the second engaging hole 42 to lock the head portion 43 </ b> A to the peripheral edge portion of the second engaging hole 42.

  3 and 6 together, in this embodiment, an opening 45 is provided in a portion of the bottom plate 20 of the sheet 9 that faces the engagement hole 39 in a state where the sheet 9 is closed. When the occupant or passenger is seated on the seat 9 or when the occupant is seated on the seat 9, the bottom plate 20 is lowered downward by a load, and the filler cap 26, the stay 38, the first connecting portion 36, and the bottom plate 20 are It is provided to prevent the interference. In the present embodiment, the opening 45 has a rectangular shape with an arcuate corner, but may have other shapes.

  3 and 8, in the present embodiment, a bottomed cylindrical front seat support portion 46, a center seat support portion 47, and a rear seat support that bulge downward are formed on the bottom plate 20 of the seat 9. The portions 48 are integrally formed. The front seat support portion 46, the center seat support portion 47, and the rear seat support portion 48 are each composed of a pair of left and right, and the vehicle body via a cushion member 49 (shown by a two-dot chain line) made of an elastic material shown in FIG. Abut on the side.

  Referring to FIG. 4, a pair of left and right front seat load receiving portions 50 with which the left and right front seat support portions 46 abut are provided at the left and right end portions of the rear portion of the storage box 17. A pair of left and right central seat load receiving portions 51 with which the left and right central seat support portions 47 abut are provided on the left and right end sides of the region. In addition, a cross frame 15A is installed at the rear of the left and right seat frames 15, and the rear seat support portion 48 abuts against the cross frame 15A.

  Here, the left and right central seat load receiving portions 51 in the fuel tank 18 are formed to bulge upward at portions located on the left and right sides of the filler cap 26 and the fuel filler opening 24, and the filler cap 26 is seen in a side view. Is overlapped with the central seat load receiving portion 51. The opening 45 is provided between the points where the left and right central seat load receiving portions 51 and the left and right central seat supporting portions 47 abut each other.

  As described above, the motorcycle 1 includes the fuel filler port 24 for injecting fuel and the filler cap 26 that can open and close the fuel filler port 24, and the fuel tank 18 for storing fuel and the filler cap 26 are provided with the filler cap 26. In the configuration provided with a restraining cord member 34 that fixes one end and restrains the filler cap 26 from separating from the fuel filler port 24 beyond a certain range, a stay 38 is provided on the upper surface of the filler cap 26. An engagement hole 39 is provided at one end of the restraining cord member 34. An engagement protrusion 40 is provided at one end of the restraining cord member 34, and a peripheral wall portion 28 as a grip portion is provided on the outer peripheral side surface of the filler cap 26. Has a structure.

  In such a structure, since the grip portion that the operator operates to open the filler cap 26 is provided (set) on the outer peripheral side surface of the filler cap 26, it is necessary to provide the grip portion on the upper surface of the filler cap 26. In addition, since the restraining cord member 34 is only locked to a stay 38 having a minimum size provided on the upper surface of the filler cap 26, the upper surface of the filler cap 26 can be made compact.

  In the present embodiment, the seat 9 on which the occupant sits is provided above the filler cap 26, but the upper surface of the filler cap 26 can be made compact so that the thickness of the seat cushion (seat body 21) is ensured. Can improve the ride comfort.

  In addition, an opening 45 is provided in a portion of the bottom plate 20 of the seat 9 that faces the engaging hole 39 of the stay 38. In this case, a portion that protrudes to fix the restraining cord member 34 on the upper surface of the filler cap 26 ( Even if the opening 45 is provided in the bottom plate 20 of the seat 9 so as to avoid the stay 38 and the end portion of the restraining cord member 34, the filler cap is compared to the conventional configuration in which the gripping portion is provided on the upper surface of the filler cap. Since the upper surface of 26 can be made compact, the opening area of the opening 45 can be reduced as much as possible. For this reason, since the opening 45 can be formed while ensuring the rigidity of the bottom plate of the sheet 9, the weight can be reduced. In addition, since the seat 9 and the filler cap 26 can be disposed close to each other by forming the opening 45, the thickness of the seat cushion can be further secured, thereby further improving the ride comfort. Can do.

In the present embodiment, the pair of central seat load receiving portions 51 provided on the upper surface of the fuel tank 18 and the pair of central seat support portions 47 provided on the bottom plate 20 of the seat 9 are in contact with each other, and the center An opening 45 is provided between the points where the seat load receiving portion 51 and the central seat support portion 47 come into contact with each other.
In such a structure, the opening 45 is provided between the load support points where sufficient rigidity is normally secured, so that the rigidity of the bottom plate 20 of the seat 9 is increased in order to ensure the necessary rigidity even if the opening 45 is provided. There is no need to reduce the weight, and the weight can be further reduced. Further, since the filler cap 26 is disposed between the load support points, the clearance between the filler cap 26 and the bottom plate 20 of the seat 9 is reduced, and the fuel tank 18 and the seat 9 are reduced in the thickness direction. be able to.

  Further, in the present embodiment, an end portion of the restraining cord member 34 is provided with an umbrella portion 41 that is formed of rubber or resin integrally with the engagement protrusion 40 and covers the outer periphery of the stay 38. In this structure, Since the outer periphery of the stay 38 is covered with the engagement protrusion 40 forming the restraining cord member 34 and covered with a rubber or resin umbrella 41, the stay 38 is not exposed on the upper surface of the filler cap 26, and Interference between the stay 38 and the operator's hand during attachment / detachment can be suppressed, and contact of the stay 38 with other members can be avoided, and the degree of freedom in designing the surrounding structure can be improved.

  Further, in the present embodiment, a unit fixing stay 33 that is an auxiliary machine fixing stay that fixes the pump unit 31 that is an auxiliary machine is provided on the upper surface of the fuel tank 18, and a second mechanism provided on the unit fixing stay 33 is provided. The second engagement protrusion 43 provided at the other end of the restraining cord member 34 is locked in the joint hole 42. In this case, since both ends of the restraining cord member 34 are locked, the assembly is performed. The productivity can be improved and the production efficiency can be increased.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the spirit of the present invention.

DESCRIPTION OF SYMBOLS 1 Motorcycle 9 Seat 18 Fuel tank 20 Bottom plate 24 Refueling port 26 Filler cap 28 Peripheral wall part (grip part)
34 restraining cord member 38 stay 39 engaging hole 40 engaging projection 45 opening 47 central sheet supporting portion (sheet supporting portion)
51 Central seat load receiver (seat load receiver)

Claims (6)

A fuel filler (24) for injecting fuel and a filler cap (26) capable of opening and closing the fuel filler (24) are provided. A fuel tank (18) for storing fuel and one end of the filler cap (26) are provided. A motorcycle comprising: a restraining cord member (34) that restrains the filler cap (26) so that the filler cap (26) is not separated beyond a certain range from the fuel filler opening (24).
A stay (38) is provided on the upper surface of the filler cap (26),
The stay (38) is provided with an engagement hole (39),
An engagement protrusion (40) engaged with the engagement hole (39) is provided at one end of the restraining cord member (34),
A restraint structure for a filler cap for a motorcycle, wherein a grip portion (28) is provided on an outer peripheral side surface of the filler cap (26).   The restraint structure for a filler cap for a motorcycle according to claim 1, wherein a seat (9) on which an occupant sits is provided above the filler cap (26).   The restraint structure of a filler cap for a motorcycle according to claim 2, wherein an opening (45) is provided in a portion of the bottom plate (20) of the seat (9) facing the engagement hole (39). .   A pair of seat load receiving portions (51) provided on the upper surface of the fuel tank (18) and a pair of seat support portions (47) provided on the bottom plate (20) of the seat (9) contact each other. The filler for a motorcycle according to claim 3, wherein the opening (46) is provided between the points where the seat load receiving portion (51) and the seat support portion (47) are in contact with each other. Cap restraint structure.   One end of the restraining cord member (34) is provided with an umbrella portion (41) formed of rubber or resin integrally with the engaging protrusion (40) and covering the outer periphery of the stay (38). The restraint structure of the filler cap for motorcycles according to any one of claims 1 to 4. An auxiliary machine fixing stay (33) for fixing the auxiliary machine is provided on the upper surface of the fuel tank (18),
A second engagement protrusion (43) provided at the other end of the restraining cord member (34) is locked into a second engagement hole (42) provided in the auxiliary machine fixing stay (33). The restraint structure of the filler cap for motorcycles according to any one of claims 1 to 5.

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