JP5190354B2 - Scooter type vehicle - Google Patents

Description

  The present invention relates to a scooter type vehicle in which an airbag module is provided at a front portion of the vehicle.

There is known a motorcycle that includes an airbag module that houses an airbag at the front of the vehicle, and a bag anchoring member that holds the airbag in a predetermined position when the airbag is deployed ( For example, see Patent Document 2.)
JP 2004-338658 A (FIG. 2)

In FIG. 2 of Patent Document 1, an airbag device 15 (symbol is diverted from the same publication; the same applies hereinafter) is provided at the front portion of the vehicle, and an airbag 17 is stored in the airbag device 15. A bag anchoring member 18 that holds the airbag 17 in a predetermined position when the airbag 17 is deployed is provided. The bag anchoring member 18 (hereinafter referred to as “an anchoring body 18”) is accommodated along the cowl 2 at a position 18a.
When the vehicle receives a predetermined impact force, the airbag 17 is deployed, and the anchoring body 18 extends to the position of 18b to hold the airbag 17 in a predetermined position.

  In this case, the anchoring body 18 is stretched between the airbag 17 and the upper frame 4, but part of the anchoring body 18 reaches below the lower frame 5 in the vehicle side view. ing. That is, the anchoring body 18 is arranged away from the inner surface of the center cover that covers the upper portion of the upper frame 4. If it does so, the distance which manages the tether 18 will become long. If the distance around which the tether 18 is routed becomes longer, the number of work steps related to tether attachment may increase.

  This invention makes it a subject to provide the technique which can reduce the work man-hour which concerns on a tether attachment at the time of vehicle assembly.

The invention according to claim 1 extends a pair of left and right main frames diagonally downward from a head pipe that pivotally supports a steering handle, and on the rear of the head pipe, a left and right seat on which an occupant sits and a foot are placed. A scooter type in which a step floor is provided, a center cover that bulges upward between the left and right step floors to cover the main frame from above is provided, and an air bag module that contains an air bag is provided in front of the seat In the vehicle, the pair of left and right main frames includes a pair of left and right upper frames extending downward and rearward from the head pipe, and a pair of left and right lower frames extending downward from the head pipe . The airbag module is provided so as to be inclined obliquely upward from the front end portion. While being disposed in front of the space spanning and straddles the passenger behind the flop, a pair of tether for holding a position facing the inflated airbag deployment and occupant, these tether is the center cover inner surface and It extends along the upper frame , and one end is connected to the airbag, and the other end is connected to the main frame at a position below the front and below the straddle space .

  The invention according to claim 2 is characterized in that the other end of the tether is connected between a pair of left and right main frames.

  According to a third aspect of the present invention, a pair of left and right main frames is provided with a cross member that extends in the vehicle body width direction, and the cross member is provided with a bracket that extends upward, so that the seat can be opened and closed. A hinge member to be supported is provided, and the other end of the tether is connected.

  According to a fourth aspect of the present invention, a fuel tank is provided between the left and right main frames and in the center cover, and the fuel filler port of the fuel tank is disposed in front of the cross member and In addition, a pair of left and right tethers are arranged.

The invention according to claim 5 is characterized in that an air bag control unit is provided on the side of the head pipe, and a part of the air bag control unit is disposed so as to be buried under the air bag module. To do.

In the invention according to claim 1, the anchoring body extends along the inner surface of the center cover, one end of the anchoring body is connected to the airbag, and the other end of the anchoring body is connected to the main frame. .
Therefore, the center cover is a member that covers the main frame from above, and if the tether is extended along the inner surface, the distance of the tether from the airbag module to the other end is shortened. Is possible. If the handling distance of a tether is shortened, it will become possible to reduce the work man-hour concerning tether attachment.

  In the invention which concerns on Claim 2, the other end of the tether is connected between the main frames. That is, the other end of the tether is disposed within the width of the main frame in the vehicle width direction. If the other end of the anchoring body is disposed within the width of the main frame, it is possible to reduce the difficulty of assembly due to the influence of the anchoring body or the like when assembling a vehicle body cover such as a center cover. Therefore, when assembling the vehicle body cover or the like to the vehicle body side, the assemblability can be improved.

  In the invention which concerns on Claim 3, the hinge member and anchoring body which support a sheet | seat are provided in the bracket. Since the hinge member and the tether are supported by one bracket, the number of parts can be reduced. If the number of parts is reduced, the vehicle cost can be reduced.

  In the invention according to claim 4, a pair of left and right tethers are disposed on the left and right of the fuel filler opening provided in the fuel tank. The fuel filler port of the fuel tank is provided so as to protrude from the upper surface of the fuel tank. Spaces are formed on the left and right sides of the fuel filler opening provided so as to protrude, and a pair of left and right tethers can be arranged using this space, so that the limited space of the vehicle is effectively used. It becomes possible.

  The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. In the figure, “front”, “rear”, “left”, “right”, “upper”, and “lower” indicate directions viewed from the driver. The drawings are viewed in the direction of the reference numerals.

  FIG. 1 is a left side view of a saddle riding type vehicle according to the present invention. A scooter type vehicle 10A as an embodiment of a saddle riding type vehicle 10 includes a body frame 11 and a suspension frame that is suspended from the body frame 11 as a drive source. The power unit 12 is provided.

  The vehicle body frame 11 includes a head pipe 13, a main frame 14 that includes the head pipe 13 at a tip portion and extends obliquely downward from the head pipe 13, and a rear frame 15 that is connected to the main frame 14 and extends rearward. It consists of and.

  The main frame 14 has a pair of left and right upper frames 17L and 17R extending from the upper portion 13c of the head pipe 13 downward and rearward (only the front side reference numeral 17L is shown. The same applies hereinafter) and the lower portion 13d of the head pipe 13 downward. A pair of left and right lower frames 18L, 18R (only the reference numeral 18L on the near side is shown. The same applies hereinafter) are included as constituent members. A cross member 20 is spanned between the left and right upper frames 17L and 17R, and between the upper frame and the lower frame, 17L, 18L and 17R and 18R are respectively vertically moved to increase the rigidity of the main frame 14. The connecting members 19L and 19R (only the front side reference numeral 19L is shown. The same applies hereinafter) are spanned.

  The rear frame 15 includes seat rails 21L and 21R (only the front side reference numeral 21L is shown. The same applies hereinafter) extending from the rear portions of the upper frames 17L and 17R to an intermediate position between the seat rails 21L and 21R. Middle frames 23L and 23R (only the front side reference 23L is shown) connecting the points 22L and 22R (only the front side reference 22L is shown. The same applies hereinafter) and the rear ends of the upper frames 17L and 17R. The same applies to the following), and rail stays 24L, 24R spanned between the upper portions of the middle frames 23L, 23R and the rear portions of the seat rails 21L, 21R (only the reference numeral 24L on the front side is shown. The same applies hereinafter). Are included as constituent members.

  A steering shaft 25 is provided in the head pipe 13 constituting the tip of the vehicle body frame 11, and a steering handle 26 for steering by an occupant is supported on the upper end portion of the steering shaft 25 so as to be steerable. ing. Front forks 31L and 31R (only the front side reference numeral 31L is shown. The same applies hereinafter) are attached to the lower end portion of the steering shaft 25 via a bottom bridge 27 having a substantially triangular shape in plan view. The front wheel 32 is rotatably mounted between the lower ends of 31R.

  Between the seat rails 21L and 21R and the middle frames 23L and 23R, pivot plates 33L and 33R (only the reference numeral 33L on the front side is shown. The same applies hereinafter) are spanned and linked downward from the pivot plates 33L and 33R. A member 34 is extended, and a link shaft 34 is provided with a support shaft 35, and the power unit 12, which also serves as a rear swing arm, is attached to the link member 34 so as to swing up and down. The rear wheel 36 as a drive wheel is rotatably attached, and between the power unit 12 and the seat rails 21L and 21R, rear cushion units 37L and 37R that absorb the impact from the road surface (only the reference numeral 37L on the front side). The same applies hereinafter).

  A seat 42 on which an occupant sits is attached to the upper surfaces of the seat rails 21L and 21R. A seat 42 is provided behind the head pipe 13, and an airbag module 43 that stores an airbag and an airbag control unit 44 that controls deployment of the airbag are provided in front of the seat 42.

The power unit 12 includes a transmission unit 46 that incorporates a belt-type transmission, and an engine 47 that extends forward from the front end of the transmission unit 46.
The engine 47 is a multi-cylinder water-cooled four-cycle engine in which a cylinder block 51, a cylinder head 52, and a cylinder head cover 53 are attached to the transmission unit 46 in this order. An air cleaner unit 55 is connected to the upper surface of the cylinder head 52 via an intake pipe 54, and an exhaust pipe 56 is connected to the lower surface of the cylinder head 52.

  Between the engine 47 and the front wheel 32, a fuel tank 57 is disposed between the upper frames 17L and 17R as left and right main frames extending rearward from the head pipe 13 and between the lower frames 18L and 18R. Has been. Since the fuel tank 57 is disposed in front of the engine 47, the center of gravity of the vehicle can be lowered and the controllability of the vehicle can be further improved.

A cover member as a cowl that covers the vehicle will be described.
A front cowl 61 that covers the front portion of the vehicle is provided in front of the head pipe 13, and is continuously provided at the rear end of the front cowl 61. The upper frames 17 </ b> L and 17 </ b> R that constitute the main frame in front of the seat 42 are provided. A center cover 62 that covers the upper side is provided, a main cowl 63 that covers the side of the vehicle is provided from the lower side to the rear of the center cover 62, and a rear cowl 64 that is connected to the main cowl and covers the rear of the vehicle is provided. Yes. The center cover 62 is provided to be inclined obliquely upward and forward from the front end portion 66 of the seat.
The fuel tank 57 is disposed in the center cover 62.
That is, the cowl 45 is a member that covers the vehicle body frame 11 and constitutes the exterior surface of the vehicle, and includes a front cowl 61, a center cover 62, a main cowl 63, and a rear cowl 64 in order from the front to the rear of the vehicle. Has been.

  In the figure, 67 is a front disc brake unit, 68 is a grab rail, 69 is a front fender, 71 is a rear fender, 72 is a silencer connected to the rear end of the exhaust pipe 56, and 73 is a main stand.

FIG. 2 is a top view of the main part of the saddle riding type vehicle according to the present invention, and FIG. 3 is a side view of the main part of the saddle riding type vehicle according to the present invention. Hereinafter, description will be made with reference to FIGS.
The airbag module 43 described above is disposed behind the head pipe 13, and an airbag control unit 44 that controls the deployment of the airbag 77 housed in the airbag module 43 is disposed on the left side of the head pipe 13. A key cylinder 75 is disposed on the right side of the head pipe 13 as main switch means for turning on / off the vehicle. The key cylinder 75 is attached to the distal end portion of the key support arm portion 76 that extends rightward from the head pipe 13.

  Since the key cylinder 75 is disposed on the opposite side of the airbag control unit 44 with the head pipe 13 interposed therebetween, the space on the opposite side of the airbag control unit 44 can be effectively utilized.

  The airbag module 43 is disposed behind the head pipe 13 and above the upper frames 17L and 17R as components of the main frame. When the vehicle is viewed from the side, the airbag module 43 is located below the airbag module 43. In addition, a part of the airbag control unit 44 is arranged to be embedded (see FIG. 3).

Since a part of the airbag control unit 44 is arranged so as to be buried under the airbag module 43, the space below the airbag module 43 can be used effectively. In addition, the length of the airbag apparatus 83 in the vehicle longitudinal direction, which is determined by the length from the front end of the airbag control unit 44 to the rear end of the airbag module 43, can be suppressed. Since the length of the airbag device 83 in the vehicle longitudinal direction is suppressed, the space occupied by the airbag device 83 in the front portion of the vehicle can be reduced.
If the occupied space of the airbag device 83 can be reduced, it becomes possible to increase the degree of freedom of arrangement of members arranged around the airbag module 43.

  Further, in the present invention, the airbag control unit is configured such that the upper surface 81 of the airbag control unit is inclined with respect to the lower surface 82 of the airbag module by using a small space below the airbag module 43. 44 is arranged. Since the airbag control unit 44 is disposed so as to be inclined and dive into a space vacated below the airbag module 43, the dead space at the front of the vehicle can be used effectively, and the airbag device 83 can be used. The occupied space can be further reduced.

  A handle post cover 85 is disposed above the head pipe 13 so that the steering handle 26 can be inserted and covers the upper surface of the head pipe 13. The handle post cover 85 covers the upper surface 86 of the airbag module.

Since the handle post cover 85 covering the upper surface of the head pipe 13 covers the upper surface 86 of the airbag module, the appearance of the front portion of the vehicle can be improved. In addition, since the handle post cover 85 also serves as the cover of the airbag module, the parts can be shared and the number of parts can be reduced.
In this embodiment, the handle post cover 85 covers the upper surface 86 of the airbag module, but the upper surface of the airbag module may be covered with a normal cowl member.

The head pipe 13, the airbag module 43, and the airbag control unit 44 that constitute the front portion of the vehicle body frame 11 are covered with a handle post cover 85, and the rear surface 85 b of the handle post cover 85 is provided to face the straddling space 94. A center cover 62 as a component of the cowl 45 is provided below the straddling space 94 so as to cover the main frame 14.
The center cover 62 is disposed between the left and right step floors 95L and 95R, and bulges upward to cover the main frames 14L and 14R from above.

  A seat 42 is disposed behind the airbag module 43, and step floors 95L and 95R are provided at the left and right side lower portions of the seat 42 as footrests having a substantially horizontal plane on which the occupants place their feet. .

  That is, in the scooter type vehicle 10A as the saddle riding type vehicle, the pair of left and right main frames 14L, 14R are extended obliquely from the head pipe 13 that pivotally supports the steering handle 26, and the rear of the head pipe 13 The left and right step floors 95L and 95R on which the occupant is seated and the left and right step floors 95L and 95R are provided, and the center cover 62 is provided between the left and right step floors 95L and 95R to cover the main frame 14 from above. An air bag module 43 in which an air bag 77 is housed is provided in front of the seat 42.

Hereinafter, the structure including the anchoring body extending from the airbag module along the inner surface of the front cowl and extending along the inner surface of the center cover and the peripheral portion thereof will be described.
The airbag module 43 is disposed behind the head pipe 13 and in front of the straddling space 94 over which the occupant straddles. The airbag module 43 holds a pair of tethers that hold the inflated and deployed airbag 77 at a position facing the occupant. Body 91L, 91R is provided, these anchoring bodies 91L, 91R are extended along the inner surface 98 of the center cover, one end 111L, 111R is connected to the airbag 77, the other end 112L, 112R is seat 42 Are connected to the main frames 14L, 14R at the front lower position.

  A fuel filler port 88 is provided in the upper portion of the fuel tank 57. The fuel filler port 88 is disposed in front of the cross member 20 spanned between the left and right main frames 14L, 14R, and the left and right sides of the fuel filler port 88. In addition, a pair of left and right tethers 91L and 91R for holding the inflated and deployed airbag 77 at a position facing the occupant are disposed.

A pair of left and right tethers 91L and 91R are arranged on the left and right sides of the fuel filler port 88 provided in the fuel tank 57, and the fuel tank filler port 88 is provided so as to protrude from the upper surface 92 of the fuel tank. . And the space is formed in the right and left of the fuel filler opening 88 provided so that it may protrude, and a pair of left and right tethers 91L and 91R are arranged using this space.
Since the anchoring bodies 91L and 91R can be arranged in the space, the limited space can be effectively used in the scooter type vehicle. Reference numeral 93 denotes an oil supply cap.

  The other ends 112L and 112R of the tether are connected between a pair of left and right main frames 14L and 14R. In other words, the other ends 112L and 112R of the tether are disposed within the width of the main frames 14L and 14R in the vehicle width direction. If the other ends 112L and 112R of the tethers are arranged within the width of the main frames 14L and 14R, the other ends 112L and 112R of the tethers and the main frame 14L are attached when the vehicle body cover such as the center cover 62 is assembled. , 14R and the like can be prevented from becoming difficult to assemble. Therefore, when assembling the vehicle body cover or the like to the vehicle body side, the assemblability can be improved.

In the present embodiment, the other ends 112L and 112R of the tether are connected between the pair of left and right main frames 14L and 14R. However, the other ends 112L and 112R may be connected to a connecting portion provided outside the main frames 14L and 14R. There is no problem.
Moreover, although the tether is arrange | positioned on the right and left of the fuel filler opening, the arrangement | positioning relationship between a fuel filler mouth and a tether is assumed to be set arbitrarily.

  The tethers 91L and 91R are arranged along the upper frames 17L and 17R located above the members constituting the main frames 14L and 14R. Since the airbag module 43 is disposed at a position closer to the upper frames 17L and 17R than the lower frames 18L and 18R, compared to the case where the anchoring bodies 91L and 91R are disposed along the lower frames 18L and 18R. It becomes possible to shorten the routing distance of the tethers 91L and 91R. If the lengths of the anchoring bodies 91L and 91R are shortened, when the anchoring bodies 91L and 91R are assembled, the length for setting the anchoring bodies 91L and 91R can be shortened, so that the number of work steps can be reduced.

  FIG. 4 is a view for explaining the positional relationship between the airbag module and the airbag control unit according to the present invention, and is a view of the head pipe 13 as viewed from the upper front side of the vehicle. Hereinafter, description will be made with reference to FIGS.

The attachment relationship of the airbag module 43 will be described below.
On the left and right side surfaces of the airbag module 43, left and right support plates 115L and 115R for attachment (only the reference numeral 115L on the front side in the figure is shown) are extended downward. On the other hand, module support members 116L and 116R are extended upward from the left and right upper frames 17L and 17R, and a cross pipe 117 is stretched over the end portions of these module support members 116L and 116R. By attaching the support plates 115L, 115R via the bolts 118, 118, the airbag module 43 is attached to the vehicle body frame side.
In addition, front support plates 114 and 114 (only the reference numeral 114 on the front side in the figure is shown) extend forward on the front side surface of the airbag module 43. On the other hand, one front module support member 119 extends backward from a reinforcing member 113 provided between the head pipe 13 and the upper frames 17L and 17R, and the front module support member 119 is branched upward in the middle. The front support plates 114 and 114 are attached to the upper end portion 119t provided through bolts and nuts 120. The rear end portion of the front module support member 119 is attached to the cross pipe 117.

  As described above, it is possible to more firmly attach the airbag module 43 to the vehicle body frame side by increasing the number of places supported by the module support member.

The attachment relationship of the airbag control unit 44 will be described below.
The airbag control unit 44 is provided with a mounting stay 121 for mounting on the vehicle side, and the mounting stay 121 is formed to extend rearward from the head pipe 13. Specifically, the attachment stay 121 is attached to the front end portion of the first support arm 122 extending leftward from the head pipe 13 via a fastening bolt 123, and is attached to the left module support member 116L. The rear portion is attached to the tip end portion of the extended second support arm 124 via a fastening bolt 123.

Attachment seats 126 and 126 are provided on the attachment stay 121, and the airbag control unit 44 is attached to the attachment seats 126 and 126 via fastening members 127 and 127.
In the present embodiment, the second support arm 124 extends from the left module support members 116L and 116R, but may extend from the upper frame 17L.

  Since the attachment stay 121 to which the airbag control unit 44 is attached is formed so as to extend rearward from the head pipe 13, it is possible to increase the degree of freedom of arrangement of members arranged in front of the head pipe 13.

The airbag control unit 44 is disposed within the left-right width (W) of the airbag module 43 as viewed from the front of the vehicle.
Since the airbag control unit 44 is disposed within the left-right width (W) of the airbag module 43, the length of the airbag device 83 in the width direction can be suppressed. If the length in the width direction of the airbag device 83 is suppressed, the airbag device 83 including the airbag control unit 44 and the airbag module 43 can be arranged in a compact manner.
In the present embodiment, the airbag control unit 44 is disposed within the lateral width (W) of the airbag module 43. However, the airbag control unit 44 may be disposed so as to extend outward or laterally. There is no problem.

  FIG. 5 is a perspective view of a bracket to which the other end of the anchoring body according to the present invention is coupled and its peripheral portion, and FIG. 6 is a cross-sectional view illustrating the structure of the bracket to which the other end of the anchoring body according to the present invention is coupled. is there. Hereinafter, description will be given with reference to FIGS.

  A cross member 20 is provided between the upper frames 17L and 17R as the constituent members of the pair of left and right main frames, and in front of the seat 42. Brackets 131L and 131R having a U-shaped cross section when viewed are extended so that the opening side faces inward, and arm portions 132L of hinge members that support the seat 42 so that the seat 42 can be opened and closed are supported on these brackets 131L and 131R. 132R and tether stays 134L and 134R to which the other ends 112L and 112R of the tether are attached are provided.

  Then, the arm portions 132L and 132R of the hinge members and the tether stays 134L and 134R are arranged in this order from the left and right sides on the outer surfaces of the brackets 131L and 131R, respectively, and the mounting bolts 135 and 135 and the nut 136, The arm portions 132L and 132R of the hinge member and the tether stays 134L and 134R are attached to the brackets 115L and 115R via the 136.

In this case, a collar 151 is interposed between the bracket 131L and the arm portion 132L of the hinge member at the shaft portion of the mounting bolt 135, and the length of the collar 151 in the vehicle width direction is the arm portion 132L of the hinge member. And the sum of the thickness of the tether stay 134L. That is, a gap is formed in the width direction between the collar 151 and the arm portion 132L of the hinge member and the tether stay 134L.
Further, a gap is formed in the radial direction between the outer periphery of the collar 151 and the arm portion 132L of the hinge member and between the outer periphery of the collar 151 and the anchoring stay 134L.
Note that the mounting structure of the right mounting bolt 135 is the same as the mounting structure of the left mounting bolt 135, and a description thereof will be omitted.
With the above configuration, the mounting bolts 135 and 135 have a function as a hinge shaft of the seat 42, and the direction of the anchoring body stays 134L and 134R in the direction in which force is applied to the other ends 112L and 112R of the anchoring bodies 91L and 91R. It is possible to have a function to support by changing

  The brackets 115L and 115R are provided with arm portions 132L and 132R of a hinge member 133 that supports the seat 42 so as to be freely opened and closed, and tethers 91L and 91R. Since the hinge member 133 and the anchoring bodies 91L and 91R are supported by one bracket 115L and 115R, the number of parts can be reduced. If the number of parts is reduced, the vehicle cost can be reduced.

The operation of the scooter type vehicle as the saddle type vehicle described above will be described next.
FIG. 7 is an explanatory view of the operation of the airbag apparatus according to the present invention.
FIG. 7A shows a state during normal traveling. When the airbag device 83 is inactive, the tethers 91L and 91R are housed inside the center cover 62.

FIG. 7B shows a state where an impact force is applied to the vehicle and the airbag 77 is inflated and deployed. As the airbag 77 is deployed, the bag anchors 91L and 91R housed along the inner surface of the center cover 62 are extended.
If the lengths of the anchoring bodies 91L and 91R are shortened, the amount of movement of the anchoring bodies 91L and 91R when the airbag 77 is deployed is shortened. Therefore, a short time is required until the airbag 77 reaches a predetermined deployment position. Can be done.

  The airbag 77 is deployed and hits the front of the occupant H. At this time, as the airbag 77 is deployed, the bag anchors 91L and 91R stored along the inner surface 98 of the center cover come out of the center cover 62, and the airbag 77 is moved to the front of the occupant H. It can be made easy to stop at a predetermined position.

  Returning to FIG. 3, the anchoring bodies 91 </ b> L and 91 </ b> R are extended along the inner surface 98 of the center cover. By extending the anchoring bodies 91L and 91R along the inner surface 98 of the center cover, when connecting the one end and the other end of the anchoring body, the routing distance of the anchoring bodies 91L and 91R can be shortened.

  If the handling distance of the tethers 91L and 91R is shortened, when assembling the tethers 91L and 91R, the length for setting the tethers 91L and 91R can be shortened, so the work man-hour can be reduced. Become.

  In this case, since the other ends 112L and 112R of the tethers are connected to the upper frames 17L and 17R, it is possible to further reduce the handling distance of the tethers 91L and 91R. If the handling distance of the tethers 91L and 91R becomes short, the work man-hour concerning assembly can be further reduced.

FIG. 8 is an explanatory view of a vehicle body frame to which an airbag module according to another embodiment is attached. The main difference from the embodiment is that the left half 141 of the head pipe and the left frame 142 are integrated. The main frame 143L and the right main frame 143R obtained by integrating the right half 144 of the head pipe and the right frame 145 are integrated via fastening elements 146 and 146 provided at the front and rear of the head pipe. The portion 148 is configured. The left and right module support members 116BL and 116BR are extended on the upper surface of the frame portion 148, and the left and right module support members 116BL and 116BR are attached to the left and right module support members 116BL and 116BR. Brackets 115BL and 115BR are attached.
The left main frame 143L and the right main frame 143R are formed by, for example, die casting. In addition, there is no significant difference from the embodiment, and the description is omitted.

FIG. 9 is a schematic cross-sectional view of the airbag module.
A part of the tethers 91L and 91R is folded inside the airbag module 43 and stored. In the figure, reference numeral 151 denotes an inflator that deploys the airbag 77.

  Although the present invention is applied to a scooter type vehicle in the embodiment, it can also be applied to a tricycle and can be applied to a general straddle type vehicle.

  The present invention is suitable for a motorcycle equipped with an airbag module.

1 is a left side view of a saddle riding type vehicle according to the present invention. It is the figure which looked at the principal part of the saddle riding type vehicle according to the present invention from above. It is a principal part side view of the saddle riding type vehicle which concerns on this invention. It is a figure explaining the arrangement | positioning relationship between the airbag module which concerns on this invention, and an airbag control unit. It is sectional drawing explaining the structure of the bracket with which the other end of the anchoring body which concerns on this invention is connected. It is sectional drawing explaining the structure of the bracket with which the other end of the anchoring body which concerns on this invention is connected. It is operation | movement explanatory drawing of the airbag apparatus which concerns on this invention. It is explanatory drawing of the vehicle body frame to which the airbag module which concerns on another Example is attached. It is typical sectional drawing of an airbag module.

Explanation of symbols

  10A ... scooter type vehicle, 13 ... head pipe, 14, 14L, 14R ... main frame, 17L, 17R ... upper frame, 18L, 18R ... lower frame, 20 ... cross member, 26 ... steering handle, 42 ... seat, 43 DESCRIPTION OF SYMBOLS ... Airbag module, 57 ... Fuel tank, 62 ... Center cover, 66 ... Front end part of seat, 77 ... Air bag, 88 ... Fuel tank filling port, 91, 91L, 91R ... A pair of tethers, 94 ... Crossing space 95L, 95R ... left and right step floors, 98 ... inner surface of the center cover, 111L, 111R ... one end of the tether, 112L, 112R ... the other end of the tether, 131L, 131R ... bracket, 133 ... hinge member.

Claims (5)

A pair of left and right main frames (14L, 14R) extend obliquely downward from a head pipe (13) that pivotally supports a steering handle (26) , and an occupant sits behind the head pipe (13). The left and right step floors (95L, 95R) on which the seat (42) and the feet are placed are provided, and the main frame (14L, 14R) is covered from above by protruding upward between the left and right step floors (95L, 95R) In a scooter type vehicle provided with an airbag module (43) in which a center cover (62) is provided and an airbag (77) is accommodated in front of the seat (42) ,
The pair of left and right main frames (14L and 14R) extend downward from the head pipe (13) and the pair of left and right upper frames (17L and 17R) and downward from the head pipe (13). A pair of left and right lower frames (18L, 18R),
The center cover (62) is provided to be inclined obliquely upward and forward from the front end of the seat (42) ,
The airbag module (43) is disposed behind the head pipe (13) and in front of the straddle space (94) over which the occupant straddles, and the inflated and deployed airbag (77) faces the occupant. A pair of anchoring bodies (91L, 91R) to be held;
These tethers (91L, 91R) extend along the inner surface of the center cover (62) and the upper frame (17L, 17R) , and one end is connected to the airbag (77) and the other end Is connected to the main frame (14L, 14R) at a lower position in front of the seat (42) and lower than the straddling space (94) . The scooter type vehicle according to claim 1, wherein the other end (112L, 112R) of the anchoring body is connected between the pair of left and right main frames (14L, 14R) . A cross member (20) is provided across the pair of left and right main frames (14L, 14R) in the vehicle body width direction,
The cross member (20 ) is provided with brackets (131L, 131R) extending upward,
The bracket (131L, 131R ) is provided with a hinge member (133) that supports the seat (42) so that it can be opened and closed, and the other end (112L, 112R) of the anchoring body is connected. The scooter type vehicle according to claim 1 or 2, characterized in that A fuel tank (57) is provided between the left and right main frames (14L, 14R) and in the center cover (62) , and a fuel filler port (88) of the fuel tank (57 ) is connected to the cross member. The left and right tethers (91L, 91R) are disposed on the left and right sides of the fuel filler opening (88) while being disposed in front of (20). The scooter type vehicle according to claim 3. An airbag control unit (44) is provided on the side of the head pipe (13), and a part of the airbag control unit (44) is disposed so as to be embedded under the airbag module (43). scooter type vehicle according to any one of claims 1 to 4, characterized in that is.

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