CN100395149C - Motorcycle - Google Patents

Abstract

To store a foot rest for a fellow passenger such that it is hardly conspicuous at non-usage and to take out/store it between a usage position and a storage position by simple operation. A muffler 20 is provided near a lower part of a side part of a seat 2. The foot rest 4 for the fellow passenger has an arm part 71 extending from a rear frame 25 for supporting the seat 2 to a side of the vehicle body and a foot placement part 72 provided on a distal end of the arm part 71 is provided. A support shaft 62 for the foot rest is provided under a muffler cover 3 so as to be exposed to a side of the vehicle body. The arm part 71 is pivotably supported on the support shaft 62 between the storage position along a lower edge of the muffler cover 3 and the usage position extending toward the side of the vehicle body in side view.

Description

Motor bike

Technical field

The present invention relates near seat side subordinate side, dispose the motor bike of freeing pipe noise silencer.

Background technology

Such in the past motor bike is for example disclosed in patent documentation 1 or patent documentation 2.Motor bike described in the patent documentation 1 has disposed the noise silencer of freeing pipe near seat side subordinate side, and is provided with the co-driver stretcher in this noise silencer side.Described noise silencer is configured in the below of side cover lower edge and is presented on car body in appearance, and wherein the side cover is covered with the back vehicle frame of supporting saddle.

Described stretcher is by arm and put foot and constitute, and an end of wherein said arm is installed on the vehicle frame of described back, and has installed at the other end of this arm and to put foot.Described arm extends downwards from side cover lower edge, and extends near the side of noise silencer along the outside face of noise silencer.

The co-driver of the motor bike described in the patent documentation 2 with stretcher by arm with put foot and constitute, wherein, described arm with the vehicle-width direction be axis direction swing be supported in freely the back vehicle frame on, the described foot of putting is installed on the swing end of described arm, and can be roughly parallel to arm longitudinally direction be axis direction and freely rotating.This co-driver is with the following formation of stretcher: promptly, can be from the outstanding downwards use location of side cover when watching from the side, and with respect to this use location to the car rear rotate and the reception position parallel with the lower edge of side cover between swing.The described foot of putting rotates between reception position and use location, promptly, be positioned under the state of reception position this at arm and put foot and be positioned at the reception position that is hidden into side cover inboard, be positioned under the state of use location this at arm and put foot and be positioned at the use location of extending to vehicle body side.

In addition, except the technical literature of putting down in writing in this specification sheets of pointing out in technical literature information formerly formerly, the applicant did not also find and the closely-related technical literature formerly of the present invention till the moment of applying for.

Here, patent documentation 1 is meant the real fair 4-42227 communique (2-3 page or leaf, Fig. 1) of Japanese patent application; Patent documentation 2 is meant the real fair 7-38064 communique (the 2 one 3 page, Fig. 1) of Japanese patent application.

Co-driver described in the patent documentation 1 with stretcher owing to there is not movable agency, so the bottom of arm and put the side that foot always is exposed to noise silencer.This motor bike deliberately observably is configured in noise silencer near the below of vehicle seat sidepiece as a rule.Therefore, in the motor bike described in the patent documentation 1 since co-driver be in stretcher eye-catching setting noise silencer near, thereby exist because this co-driver diminishes the problem of outward appearance with stretcher.

Co-driver described in the patent documentation 2 can be received in the side cover and stashes along with arm is parallel with the side cover with stretcher putting foot, therefore compare with stretcher with the co-driver described in the patent documentation 1, can when not using, make this co-driver be difficult to arouse attention with stretcher.But the co-driver described in the patent documentation 2 has two place axle branches with stretcher, thus the operation that is fetched into the use location or takes in reception position to carry out in two steps, therefore have the loaded down with trivial details problem of operation.

Summary of the invention

The present invention finishes in order to solve the above problems, its purpose is, co-driver is constituted when not using this co-driver can be taken in being difficult to stretcher with arousing attention with stretcher, and can just can between use location and reception position, take out or take in by shirtsleeve operation.

In order to reach described purpose, the motor bike of the present invention's first scheme is provided with the noise silencer of freeing pipe near below the sidepiece of vehicle seat, and is furnished with the co-driver stretcher, wherein, described co-driver comprises from the put foot of body inner side to side arm that extends and the top end part that is arranged at this arm with stretcher, and below described noise silencer, the stretcher fulcrum is set according to the mode of exposing to the car body outside, inclination is oblique down backward on the visual angle, side for this fulcrum, and on plane angle, roughly point to fore-and-aft direction, described arm is bearing on the described fulcrum, makes described arm freely swing between the visual angle reception position parallel and the use location of extending towards the car body outside from the side with the lower edge of noise silencer.

The motor bike of alternative plan of the present invention on the basis of the motor bike of the present invention's first scheme, also has following characteristics: be positioned at arm on the reception position on plane angle almost entire portion be hidden in the bottom of noise silencer.

The motor bike of third party's case of the present invention is on the basis of the motor bike of the present invention first or alternative plan, also have following characteristics: noise silencer forms cylindric, and with fulcrum be configured in from view of the plane angle with the line of centers of this noise silencer roughly on the position overlapped.

The motor bike of the cubic case of the present invention is on the basis of the motor bike of the present invention first or alternative plan, also have following characteristics: fulcrum connects to ground by installation bracket, and wherein said installation bracket is configured to rely on body inner side from plane angle than the outer ledge of the vehicle-width direction of noise silencer.

The motor bike of the present invention's the 5th scheme is on the basis of the motor bike of the present invention first or alternative plan, also have following characteristics: arm is being placed under the state of reception position, and it is overlapping and be exposed to the car body outside with the end portion of noise silencer on plane angle to put foot.

The motor bike of the present invention's the 6th scheme also has following characteristics on the basis of the motor bike of the present invention's the 5th scheme: be positioned at arm under the state of reception position, inclination is obliquely backward to put the relative arm of foot.

The motor bike of the present invention's the 7th scheme is on the basis of the motor bike of the present invention's first scheme, also have following characteristics: stretcher points to the roughly fore-and-aft direction of car body with fulcrum, co-driver forms in the use location from body inner side extension outside car body with the arm of stretcher, and extends from the car body front side to the car body rear side.

The present invention the motor bike of case from all directions also has following characteristics on the basis of the motor bike of the present invention's the 7th scheme: noise silencer forms the fore-and-aft direction that points to car body and inclination is obliquely backward.

The motor bike of the present invention's the 9th scheme also has following characteristics on the basis of the motor bike of the present invention's first scheme: stretcher uses axle to point to the roughly fore-and-aft direction of car body, and co-driver is swung towards reception position from the use location upward with the arm of stretcher.

The invention effect

First scheme according to the present invention, the single job of swinging by vehicle frame after making arm relatively just can transfer running condition to from receiving state, perhaps transfers receiving state to from running condition.Described arm becomes and is difficult to arouse attention by being moved to reception position.Therefore, can provide a kind of motor bike that co-driver is installed with stretcher according to the present invention, the processing ease when wherein said co-driver uses in use and not with stretcher, and (when taking in) is difficult to arouse attention when not using.And, because fulcrum can be clearly not outstanding from noise silencer yet, so can further improve apparent attractive in appearance.

The alternative plan according to the present invention, co-driver can be not outstanding to the car body outside from noise silencer with the arm of stretcher.Therefore, can provide a kind of making not to be subjected to the obstruction of co-driver when chaufeur is got on or off the bus according to the present invention, thereby get on or off the bus easy motor bike with stretcher 4.

Third party's case according to the present invention, the vehicle-width direction outward flange that is in than noise silencer owing to fulcrum relies on the position of body inner side, thus when the oblique upper of side was watched car body, fulcrum was hidden under the noise silencer.In addition,, side-lower outside the car body of noise silencer do not grade owing to forming the bight, so although axle is configured in the following feasible of the car body outside to be difficult to arouse attention, but still can improve the operating characteristic that co-driver is operated with the taking-up or the income of stretcher.

Can provide a kind of motor bike thus, this motor bike has fulcrum to be difficult to arouse attention and take out the co-driver stretcher of taking in processing ease.

The cubic case according to the present invention, owing to be used for the installation bracket that fulcrum is installed on the vehicle frame is in the inboard of vehicle-width direction, so be difficult to see from the car body outside.

The 5th scheme according to the present invention is placing arm under the state of reception position, can put foot by control arm is put on the use location, and therefore the operating characteristic good motor bike of a kind of co-driver with stretcher can be provided.

The 6th scheme according to the present invention can be positioned under the state of reception position control easily at arm and put foot, the motor bike that therefore can provide a kind of co-driver to become and be more prone to the operation of stretcher.

Description of drawings

Fig. 1 is the lateral plan of the motor bike among the present invention;

Fig. 2 is the birds-eye view of the motor bike among the present invention;

Fig. 3 is the back view of the motor bike among the present invention;

Fig. 4 is the lateral plan that amplifies the main portion that the motor bike among the present invention is shown;

Fig. 5 is the birds-eye view that muffler cover and co-driver are used stretcher;

Fig. 6 is the birds-eye view of vehicle frame;

Fig. 7 is the lateral plan of vehicle frame;

Fig. 8 is the scheme drawing of back vehicle frame;

Fig. 9 is the IX-IX line section-drawing among Fig. 4;

Figure 10 is the birds-eye view of inboard cover;

Figure 11 is the scheme drawing of co-driver with the support unit of stretcher;

Figure 12 is the scheme drawing of co-driver with the base portion of stretcher;

Figure 13 is the scheme drawing of protector;

Figure 14 is the block diagram that muffler cover and co-driver usefulness stretcher are shown.

The specific embodiment

Below, utilize Fig. 1 to Figure 14 to describe an embodiment of the motor bike among the present invention in detail.

Fig. 1 is the lateral plan of motor bike of the present invention, and Fig. 2 is cooresponding birds-eye view, and Fig. 3 is cooresponding back view, and Fig. 4 is the lateral plan that amplifies the main portion that motor bike of the present invention is shown.Fig. 5 is the birds-eye view that muffler cover and co-driver are used stretcher, and Fig. 6 is the vehicle frame birds-eye view, and Fig. 7 is the frame sides view.

Fig. 8 is the scheme drawing of back vehicle frame, and wherein (a) is birds-eye view, (b) is lateral plan.Fig. 9 is the IX-IX line section-drawing among Fig. 4, and Figure 10 is inboard cover birds-eye view, and Figure 11 is the scheme drawing of co-driver with the support unit of stretcher, and wherein (a) is lateral plan, (b) is the section-drawing of (a) figure centre bearer portion along the B-B line, (c) is upward view.Figure 12 is the scheme drawing of co-driver with the base portion of stretcher, and wherein (a) is lateral plan, (b) is front view, (c) is birds-eye view.Figure 13 is the scheme drawing of protector, and wherein (a) is birds-eye view, (b) is lateral plan.Figure 14 is the block diagram that muffler cover and co-driver usefulness stretcher are shown.

In these figure, the motor bike in the label 1 expression present embodiment.This motor bike 1 has disposed muffler cover 3 near the higher position below the sidepiece of vehicle seat 2, thereby makes that this muffler cover 3 clearly when watching in the side.This motor bike 1 has disposed co-driver stretcher 4 below described muffler cover 3 front portions.

The front-wheel of 5 these motor bikes 1 of expression, 6 expression front forks, 7 expression head lamps, 8 expression direction handgrips, 9 expression vehicle frames, 10 expression driving engines, 12 expression trailing wheels, 13 expression postbrachiums, 14 expression freeing pipes, 15 expression chaufeur stretchers.The driving engine 10 of this motor bike 1 is an air-cooled type V-type twin cylinder engine, and as shown in Figure 1, from the upper end of crankcase 16, the cylinder 17 of car body front side and the cylinder 18 of car body rear side are constituted as the extension that is in the shape of the letter V when watching from the side.

The freeing pipe 14 of this driving engine 10 extends to the car body right side from described two cylinders 17,18 respectively.As shown in Figure 3, the freeing pipe 14 of the freeing pipe 14 of the cylinder 17 of car body front side and the cylinder 18 of car body rear side forms on the driving engine right side and extends downwards, and is connected on the concetrated pipe 19 (referring to Fig. 1) at the rear side of crankcase 16.This concetrated pipe 19 passes the centre portion on the left and right directions of postbrachium 13 fore-ends and extends upward.The upper part of this concetrated pipe 19 fork is the bifurcation shape, and the noise silencer 20,20 (referring to Fig. 9) of the pair of right and left of taking in described muffler cover 3 inside is connected.

As Fig. 1, Figure 6 and Figure 7, the vehicle frame 9 of this motor bike 1 comprises: pair of right and left main car frame parts 21, and it is a reservation shape by casting; Under manage 23, by coupling with bolt 22 and above-mentioned main car frame parts 21 couplings; Back vehicle frame 25 is coupling in the rear end part of above-mentioned main car frame parts 21 with bolt 24 (referring to Fig. 6) by being coupled; And across at pars intermedia crossbeam 26 each other of described main car frame parts 21 etc.Described main car frame parts 21 and back vehicle frame 25 are to use aluminum alloy to be configured as reservation shape as material and by die-casting technique.

As Figure 6 and Figure 7, the main car frame parts 21 in described car body left side and the main car frame parts 21 on car body right side form respectively: half part 28 of a pipe is used to rotate the steering shaft (not shown) that supports front fork 6 freely; Main car frame 29, from half part 28 of described pipe to the car body rear extension; Postbrachium carriage 30, thus supporting postbrachium 13 extended downwards from described main car frame 29; And described two main car frame parts 21 combine togather by a plurality of bolts in conjunction with usefulness.The lower end of half part 28 of described pipe links to each other by managing 23 down with the lower end of postbrachium carriage 30.

As shown in Figure 7, the back side-prominent carriage 31,32 that is used to support the back vehicle frame that is provided with of the upper part of described postbrachium carriage 30.Described carriage 31,32 is set on two positions that separate on the above-below direction, adds up to the main car frame parts 21 in car body left side and the main car frame parts 21 on car body right side, is set at altogether on four positions.As shown in Figure 1, the upper part of postbrachium carriage 30 with described carriage 31,32 under the shape that the front end with muffler cover 3 forwards prolongs to the vehicle body side bulging, wherein said muffler cover 3 along described back vehicle frame 25 to the car body rear extension.The shape of described bulging part 30a is towards the vehicle body side projection and towards the open half-conical shape of muffler cover 3 one sides.

As shown in Figure 8, be installed in back vehicle frame 25 on the described carriage 31,32 and be open and on the car body fore-and-aft direction, form long box shape, be configured in the top of trailing wheel 12 with inclination state obliquely backward towards top and car body the place ahead.This back vehicle frame 25 by muffler cover 3 described later from two sides, back and below cover, and covered from the top, thereby be not exposed to outside the car body by vehicle seat 2.The sidewall of this back vehicle frame 25 of 33 expressions, the diapire of this back vehicle frame 25 of 34 expressions.

Be formed with part 25a in a narrow margin on this back vehicle frame 25, so that the center side skew of direction to the left and right of two sidewalls 33 of left and right directions.Form the bifurcation shape described freeing pipe 14 two bodys and with the rear end bonded assembly noise silencer 20 of described body from the car body lateral surface to this part 25a in a narrow margin.

The height of the sidewall 33 of this back vehicle frame 25 is formed and makes that the height that is installed in the fore-end on the main car frame parts 21 is the highest.The upper part of this sidewall 33 forms downward opening and the cross section be " " shape of font.Described vehicle seat 2 is being supported under the state of the upper surface that is supported in described sidewall 33 upper parts on the vehicle frame 25 of described back.Described co-driver is installed on the fore-end of the described diapire 34 of vehicle frame 25 afterwards with stretcher 4.

Muffler cover 3 comprises inboard cover 41 (referring to Fig. 3, Fig. 9 and Figure 10) and pair of right and left outside mask 42 (referring to Figure 10), described inboard cover 41 covers back vehicle frame 25 from the below, the outside mask 42 of described pair of right and left is installed on the end in the car body outside of described inboard cover 41.Described inboard cover 41 and outside mask 42 are that material forms with the synthetic resin of high-fire resistance.As shown in Figure 9, two sidepieces of described inboard cover 41 and outside mask 42 are by in conjunction with constituting the rounded cylinder 3a in cross section.Described noise silencer 20 is inserted in the described cylinder 3a.As Fig. 1, Fig. 4 and shown in Figure 5, muffler cover 3 is configured to point to the fore-and-aft direction of car body, and inclination is obliquely backward.Therefore, insert muffler cover 3 in-to-in noise silencers 20 also with the muffler cover 3 the same fore-and-aft directions that point to car body, and inclination is obliquely backward.In addition, as Fig. 1～shown in Figure 3, ring cap 43 has been installed and rearwardly projecting trail pipe 44 from the inside of this cap 43 at the rear end part of cylinder 3a.

As shown in figure 10, described inboard cover 41 constitutes by the mudwing portion 45 relative with the lower surface of back vehicle frame 25 with muffler cover portion 46 that two ends of the left and right directions of this mudwing portion 45 form as one.Be formed with opening and rear wall 48 on the rear end part of described mudwing portion 45, described rear wall 48 is used for covering from the rear back vehicle frame 25.The upper part of described rear wall 48 is formed with the flange 48a that extends forward above the back edge of back vehicle frame 25.This flange 48a is fixed on the support that is formed at back vehicle frame 25 rear end parts by not shown fixed-use bolt and uses on the carriage 49 (referring to Fig. 8).In Fig. 5 and Figure 10, represent to insert the screw of the flange 48a of described fixed-use bolt with label 48b.

As Fig. 9 and shown in Figure 10, described muffler cover portion 46 is made of bottom 50 and top 51, wherein, this bottom 50 is formed from the two side portions of described mudwing portion 45 extends to side and below, and this top 51 is formed from the rear end of described mudwing portion 45 extends to side and top.The cross sectional shape on these bottoms 50 and top 51 is the semicircle of opening towards vehicle body side.As shown in figure 10, the front portion on described top 51 is formed with described mudwing portion 45 and separates.The front end on described top 51 is gone up set, not shown supporting with on the carriage by the middle sidepiece 52 (referring to Fig. 8) that fixed-use bolt is fixed on back vehicle frame 25.In Fig. 5 and Figure 10, represent to insert the screw on the top 51 of described fixed-use bolt with label 51a.

As shown in Figure 9, the cross section semicircular in shape of described outside mask 42 is filled in two sidepieces of the cross section semicircular in shape of described inboard cover 41 in the described outside mask 42 from the side.Described outside mask 42 is supported by back vehicle frame 25 and postbrachium carriage 30 and inboard cover 41 under the described bulging part 30a bonded assembly state of its fore-end and described postbrachium carriage 30.The fore-end of described outside mask 42 be formed can be from top and rear and the side cover the carriage 31,32 that is used to support described back vehicle frame, the carriage 31 that is positioned at upside in described two carriages 31,32 by install with bolt 54 (referring to Fig. 4 and Figure 14) be installed in and after on the fastening stay (not shown) of vehicle frame 25.

The core of the cylinder 3a that is formed by inboard cover 41 and outside mask 42 is inserted with described noise silencer 20.As shown in Figure 9, between described noise silencer 20 and cylinder 3a, be filled with thermal insulating material 52.What thermal insulating material 52 for example used is glass fibre.

As Fig. 4, Fig. 5 and shown in Figure 14, described co-driver is made of adapter plate 61 and stretcher main body 63 with stretcher 4, wherein said adapter plate 61 is fixed on the diapire 34 of described back vehicle frame 25, and described stretcher main body 63 is rotated by fulcrum 62 (referring to Fig. 5 and Figure 14) and is supported in freely on the described adapter plate 61.

Shown in Fig. 5 and Figure 11 (c), described adapter plate 61 is formed on the plane angle triangular in shape, one of them top end part 61a with the state that points to vehicle body side be installed in described diapire 34 below.That is, as shown in Figure 4, this adapter plate 61 exposes to vehicle body side under the state that is installed on back vehicle frame 25.In addition, when plane angle was watched, this adapter plate 61 was configured in the place that relies on body inner side from the outward flange of the vehicle-width direction of muffler cover 3.Constituted the installation bracket described in the present invention by this adapter plate 61.

Shown in the (a) and (b) among Figure 11, form recess 64 at the centre portion of the thickness direction of described adapter plate 61, the described top end part 61a of described thus adapter plate 61 be formed the cross section with upside supporting slice 65 and downside supporting slice 66 be "

" shape of shape.Described supporting slice 65,66 is supporting stretcher main body 63 freely by described fulcrum 62 swings.In addition, supporting is with on the outstanding part that is arranged in the described adapter plate 61 of carriage, and this part becomes the end of car body rear side under the state on the vehicle frame 25 after adapter plate 61 is installed to.Protector 68 described later (referring to Fig. 4, Fig. 5, Figure 13 and Figure 14) has been installed on carriage 67.

Described fulcrum 62 for example runs through in the axis hole 69 that is arranged on the described supporting slice 65,66 by being pressed into to be fixed to.On the plane angle of Fig. 5, described fulcrum 62 is positioned in the position that roughly overlaps with the line of centers C of the cylinder 3a of described muffler cover 3, adapter plate 61 has been installed as shown in Figure 4 and Figure 5, thereby inclination is oblique down and roughly point to fore-and-aft direction on plane angle backward on the visual angle, side for the axis that makes described fulcrum 62.

As shown in figure 12, stretcher main body 63 is by arm 71 and put foot 72 and constitute, and wherein said fulcrum 62 is embedded in an end of described arm 71 sliding freely, and the described top end part of putting foot 72 and described arm 71 forms as one.Run through being provided with the axis hole 73 that axle is drawn on the end of described arm 71, fulcrum 62 is embedded in the described axis hole 73 sliding freely, thereby described arm 71 is supported on the adapter plate 61 freely by fulcrum 62 swings.The arm 71 of present embodiment has the structure that can swing between use location and reception position, in this use location, described arm 71 extends to vehicle body side from muffler cover 3 approximate horizontal ground shown in the solid line among Fig. 4 and Fig. 5, at this reception position, described arm 71 as near the below of the lower edge 74 of the muffler cover that long and two-short dash line is shown among these figure 3 with as described in lower edge 74 almost parallel ground extend.Shown in the solid line among Fig. 4 and Fig. 5, described arm 71 extends and extends from the car body front side towards the car body rear side to the car body outside being under the state of described reception position from body inner side.In addition, described arm is swung towards described reception position upward from described use location.And, from Fig. 2 and plane angle shown in Figure 5, described arm 71 be configured to be under the state of described reception position its roughly entire portion be hidden in the bottom of muffler cover 3.

Described put fore-end that foot 72 is formed on arm 71 and with described fulcrum 62 predetermined length of being separated by.Describedly put foot's 72 following formation: promptly, in lateral plan shown in Figure 4, be positioned at arm 71 under the state of described reception position, this put foot's 72 relative arms 71 backward inclination extend obliquely.In addition, put foot's 72 following formations: promptly, when watching from the side, arm 71 is being placed under the state of described reception position, this lower end of putting foot's 72 its parts and muffler cover 3 is exposed on the vehicle body side overlappingly.

Described protector 68 be used for co-driver pin is put into co-driver with stretcher 4 in prevent that heel from touching the outside face of muffler cover 3.As shown in figure 13, described protector 68 is made of back plate 75 and protector main body 76, and described back plate 75 is installed on the carriage 67 of described adapter plate 61, and described protector main body 76 is made of the bar that is welded on the described back plate 75.Described protector main body 76 is by forming predetermined shape with a rod bending.As shown in figure 14, described protector main body 76 is from the following direction side of muffler cover 3 extends, and it extends the shape of the end of side along the circumferencial direction K/UP of the cylinder 3a of muffler cover 3.As shown in figure 14, described sweep 77 following formation: promptly, when watching from the side under the state that is in described reception position at described arm 71 when putting foot 72, described sweep 77 surrounds the described foot 72 of putting from fore-and-aft direction and top.

In the motor bike 1 that constitutes as described above, when having co-driver to ride, co-driver is put on the use location from reception position with the arm 71 of stretcher 4, thereby it is given prominence to vehicle body side.Do not having co-driver by bus and obsolete the time, with described co-driver with the arm 71 of stretcher 4 to above-mentioned opposite sense swing, thereby be received near the lower edge 74 that is positioned at muffler cover 3 reception position.

Thus, use in the stretcher 4,, just can make it turn to running condition, perhaps turn to receiving state from running condition from receiving state by making arm 71 single job of back vehicle frame 25 swings relatively at the co-driver of present embodiment.Described arm 71 is by moving to reception position, near the lower edge 74 obliquely of inclination backward of muffler cover 3 with these lower edge 74 almost parallels, thereby be difficult to arouse attention.

Described arm 71 be under the state of reception position from plane angle roughly entire portion be hidden in the bottom of muffler cover 3.Therefore, in the motor bike 1 of present embodiment, arm 71 is because outstanding to the car body outside from muffler cover 3, thus be subjected to the obstruction of co-driver at the chaufeur Shi Buhui that gets on or off the bus with stretcher 4, thus chaufeur can easily be got on or off the bus.

The muffler cover 3 that the motor bike 1 of present embodiment will be taken in noise silencer 20 forms cylindrical shape, and fulcrum 62 is configured in the position that roughly overlaps with the line of centers C of this muffler cover 3 when plane angle is watched, thus, the vehicle-width direction outer end edges that described fulcrum 62 is in than muffler cover 3 relies on the position of body inner side, thereby watch at oblique upper from the side under the state of car body, fulcrum 62 is hidden under the muffler cover 3.In addition,, side-lower outside the car body of muffler cover 3 do not grade owing to forming the bight, so, although being configured in the following feasible of the car body outside, fulcrum 62 is difficult to arouse attention, also can easily take out or take in co-driver stretcher 4.

Since the fulcrum 62 that the co-driver of the motor bike 1 of present embodiment is used with stretcher be by adapter plate 61 with back vehicle frame 25 bonded assemblys, wherein said adapter plate 61 is configured to see that the outer ledge than the vehicle-width direction of muffler cover 3 relies on body inner side on plane angle, thereby described adapter plate 61 is positioned at the inboard of vehicle-width direction, thereby is difficult to see from the car body outside.Thus, can further improve apparent aesthetic feeling.

The motor bike 1 of present embodiment is owing to placing the arm 71 of co-driver with stretcher 4 under the state of reception position, it is overlapping and be exposed to the car body outside with the bottom of muffler cover 3 to put foot 72 when watching from the side, so under this state, the occupant can control puts foot 72 arm 71 is put on the use location.Thus, according to present embodiment,, also can easily carry out arm 71 is pulled out to the operation of side although be in receiving state lower arm part 71 near the lower edge 74 of muffler cover 3.

The co-driver of the motor bike 1 of present embodiment with stretcher 4 owing to be under the state of reception position at arm 71, put foot's 72 relative arms 71 backward inclination obliquely, so the occupant can be under the state of reception position control easily at arm 71 and puts foot 72.

Claims (9)

1. motor bike, it is provided with the noise silencer of freeing pipe near below the sidepiece of vehicle seat, and is furnished with the co-driver stretcher, described motor bike is characterised in that, described co-driver comprises from the put foot of body inner side to side arm that extends and the top end part that is arranged at this arm with stretcher, and below described noise silencer, the stretcher fulcrum is set according to the mode of exposing to the car body outside, inclination is oblique down backward on the visual angle, side for this fulcrum, and on plane angle, roughly point to fore-and-aft direction, described arm is bearing on the described fulcrum, freely swings between the use location that makes described arm to extend at the reception position parallel of visual angle from the side with towards the car body outside with the noise silencer lower edge.

2. motor bike as claimed in claim 1, wherein, be positioned at arm on the reception position on plane angle almost entire portion be hidden in the bottom of noise silencer.

3. motor bike as claimed in claim 1 or 2, wherein, noise silencer forms cylindric, and from the line of centers of plane angle and this noise silencer roughly position overlapped dispose fulcrum.

4. motor bike as claimed in claim 1 or 2, wherein, fulcrum connects to ground by installation bracket, and wherein said installation bracket is configured to from plane angle to rely on body inner side than the outer ledge of the vehicle-width direction of noise silencer.

5. motor bike as claimed in claim 1 or 2 wherein, is placing arm under the state of reception position, and it is overlapping and be exposed to the car body outside with the end portion of noise silencer on plane angle to put foot.

6. motor bike as claimed in claim 5 wherein, is positioned at arm under the state of reception position, and inclination is obliquely backward to put the relative arm of foot.

7. motor bike as claimed in claim 1, wherein, stretcher forms in the use location from body inner side extension outside car body with the arm of stretcher with the roughly fore-and-aft direction of fulcrum sensing car body, co-driver, and extends from the car body front side to the car body rear side.

8. motor bike as claimed in claim 7, wherein, noise silencer forms the fore-and-aft direction that points to car body and inclination is obliquely backward.

9. motor bike as claimed in claim 1, wherein, stretcher points to the roughly fore-and-aft direction of car body with fulcrum, and co-driver is swung towards reception position from the use location upward with the arm of stretcher.

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