CN1262753C - Intake device of engine of motor bicycle or tricycle - Google Patents
Intake device of engine of motor bicycle or tricycle Download PDFInfo
- Publication number
- CN1262753C CN1262753C CN 01123225 CN01123225A CN1262753C CN 1262753 C CN1262753 C CN 1262753C CN 01123225 CN01123225 CN 01123225 CN 01123225 A CN01123225 A CN 01123225A CN 1262753 C CN1262753 C CN 1262753C
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- China
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- motor
- firing chamber
- vehicle frame
- engine
- air
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- Expired - Fee Related
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
- F02B61/02—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving cycles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
In the engine for the motor-bicycle and motor tricycle of this invention, it raise a powerful swirl of a fuel-air mixture in a combustion chamber even in the case that an induction system is not provided with a special swirler. In the motor-bicycle and motor tricycle in which the engine E is arranged through a schematical alignment of the axix for a cylinder bore 35a and for the combustion chamber 36a connecting to it, with the vertical plane V inclusive of the center line of a body frame 15, the induction system 47 which includes a suction port 38 opening in the combustion chamber 36a, and an inlet pipe 45 connecting to the upstream side is so arranged that it is extended to the tangential direction T in the periphery of the combustion chamber 36a and is traversed across the vertical plane V.
Description
Technical field
The present invention relates to suction means motor-driven two, tricycle engine, this is motor-driven two, in the tricycle, and the axis of the cylinder-bore of motor and coupled firing chamber overlaps with vertical that comprises the vehicle frame center line.
Background technique
The axis of the cylinder-bore of motor and coupled firing chamber and the motor bike that the vertical face that comprises the vehicle frame center line coincides for example disclose in the real public clear 62-39993 communique of Japan, are technique known.
In recent years, fuel oil consumption motor-driven two to reducing, tricycle has strong requirement.In order to satisfy this requirement, must improve the inspiratory flow rate of intakeport, in firing chamber and cylinder-bore, mix gas, generate vortex, realize the lean combustion (リ-Application burning) of mixed gas.
But, in the motor bike before, shown in above-mentioned communique, owing to the motor suction system is configured on above-mentioned vertical, so, the only configuration of this suction system, inspiratory flow rate can not be fully improved, the eddy current of mixed gas can not be produced, in order to generate eddy flow, must cyclone separator be set at intakeport, make inspiratory flow produce cycle by this intakeport.But, so, making the shape and the complex structureization of intakeport, producibility worsens, and cost improves.
Summary of the invention
The present invention makes in view of the above problems, its purpose is to provide a kind of suction means of motor-driven two, tricycle engine, this device needn't be provided with special cyclone separator in suction system, can produce the powerful vortex of mixed gas in firing chamber and cylinder-bore, can realize lean combustion, reduce burning fee.
In addition, the suction means that the purpose of this invention is to provide a kind of motor-driven two, tricycle engine, this device can fully improve inspiratory flow rate, mix gas effectively in firing chamber and cylinder-bore, realize lean combustion, reduce fuel cost, and, during the water cooled engine, carried out reasonably configuration, in order to suppress pinking that lean combustion causes so that suction system does not disturb with radiator.
To achieve these goals, the suction means of motor-driven two, the tricycle engine of technical solution of the present invention 1 record, this is motor-driven two, in the tricycle, the axis of the cylinder-bore of motor and coupled firing chamber overlaps with vertical that comprises the vehicle frame center line, it is characterized in that, suction system comprises the intakeport and the sucking pipe that links to each other with its upstream side towards combustion chamber openings, this suction system is extended along the tangent direction of firing chamber periphery, and cross above-mentioned vertical ground configuration.With respect to above-mentioned vertical, with the homonymy towards the open end of firing chamber of above-mentioned intakeport, the timing Transmission Room is set on engine body, this timing Transmission Room is accommodated the timing transmission device of active valve mechanism.
According to this structure, not with vehicle frame and be installed under the situation that other car body component on the vehicle frame takes place to disturb, can fully guarantee the length of the suction system that extends along firing chamber periphery tangent direction.Therefore, can effectively utilize the air-breathing inertia in the suction system,, can realize lean combustion, improve combustion utilization efficiency at the strength rotational flow of firing chamber and cylinder-bore generation mixed gas.Simultaneously, obtain high pack completeness, improve the output of motor.And, in suction system, special cyclone separator needn't be set, can reduce cost.
And, under situation about not disturbing with the timing Transmission Room, can fully guarantee the length of the suction system that extends along firing chamber periphery tangent direction.
The invention of technical solution of the present invention 2 records, be in the suction means of motor-driven two, the tricycle engine of technological scheme 1 record, it is characterized in that, the air-strainer that is located at the suction system upstream extremity, with the water pump of motor and the heat sink arrangements that is communicated with it in above-mentioned vertical both sides.
According to this structure, air-strainer and radiator can be configured in the vehicle frame both sides evenly, and shorten the access of radiator and pump house.
The suction means of motor-driven two, tricycle engine of the present invention, this is motor-driven two, in the tricycle, in left and right directions one side with the engine body of combustion chamber configuration below vehicle frame, be provided with the timing Transmission Room of the timing transmission device of accommodating active valve mechanism; It is characterized in that, the upstream extremity that makes the intakeport that links to each other with the firing chamber is towards engine body and opposite side opening above-mentioned timing Transmission Room opposition side, upstream extremity at the suction system that comprises this intakeport is provided with air-strainer, this air-strainer is installed in side with the vehicle frame of intakeport homonymy, the radiator that engine cooling is used is being installed with the side of the vehicle frame of its opposition side.
According to this structure, can make the suction system lengthening and the few bending that comprise intakeport, and do not disturb with timing Transmission Room and radiator, can effectively utilize the air-breathing inertia in the suction system, fully improve inspiratory flow rate, fully mix gas in firing chamber and cylinder-bore, improve pack effectiveness, improve the output of fuel availability and motor.And, when motor is water cooling, can suppress the pinking that causes because of lean combustion, and, the radiator of removing the air-strainer of dust and utilize the wind that travels to cool off is configured in the vehicle frame both sides evenly, can improve Engine Durability.
Description of drawings
Fig. 1 is the profile that is carrying the motor bike of motor of the present invention.
Fig. 2 is that the 2-2 of Fig. 1 is to looking enlarged view.
Fig. 3 is the 3-3 line sectional view of Fig. 2.
Fig. 4 is the 4-4 line amplification profile diagram of Fig. 3.
Fig. 5 is the 5-5 line sectional view of Fig. 3.
Fig. 6 is the 6-6 line sectional view of Fig. 5.
Fig. 7 is that the 7-7 of Fig. 2 is to view.
Fig. 8 is the stereogram of front shroud.
Embodiment
Below, with reference to the accompanying drawing illustrated embodiment, example of the present invention is described.
Fig. 1 is the profile that is carrying the motor bike of motor of the present invention.Fig. 2 is that the 2-2 of Fig. 1 is to looking enlarged view.Fig. 3 is the 3-3 line sectional view of Fig. 2.Fig. 4 is the 4-4 line amplification profile diagram of Fig. 3.Fig. 5 is the 5-5 line sectional view of Fig. 3.Fig. 6 is the 6-6 line sectional view of Fig. 5.Fig. 7 is that the 7-7 of Fig. 2 is to view.Fig. 8 is the stereogram of front shroud.
Among Fig. 1, the front end of the vehicle frame 15 of motor bike has head pipe 16, and the front fork 17 of an axle front-wheel WF can turn to the ground pivot to prop up on this pipe 16.Turn to the upright upper end that is located at front fork 17 of axostylus axostyle, handle 18 is connected this and turns on the axostylus axostyle.The front mudguard 19 that covers front-wheel WF top is bearing on the front fork 17.Prop up the back vent 20 of an axle trailing wheel WR at the intermediate portion pivot of vehicle frame 15, between the rear portion of vehicle frame 15 and back vent 20, be provided with posterior bumper 21.
Intermediate portion at vehicle frame 15 is supporting the power unit P that is made of water-cooled 4 two-stroke engine E and variable-speed motor M.The output of variable-speed motor M passes to trailing wheel WR by chain 22.
Be bearing in the engine body 33 of motor E and the top that the radiator 24 on the vehicle frame 15 is configured in motor E, air-strainer 23 is configured in the top of motor E, and the fuel tank 25 that is configured in variable-speed motor M top is bearing on the vehicle frame 15 with the case (can accommodate electric parts) 26 of accommodating that is configured in these fuel tank 25 tops.
The outlet pipe 27 of guiding motor E exhaust is connected with the muffler 28 that is configured between power unit P and trailing wheel WR.
The front portion of vehicle frame 15, motor E, air-strainer 23 and radiator 24 are covered with from the top by the synthetic resin system legging cover 29 that is installed on the vehicle frame 15.The rear portion of vehicle frame 15, fuel tank 25 and accommodate case 26 and be covered with by the synthetic resin system back cover 30 that is installed on the vehicle frame 15.Be connected with the rear mudguard 31 that covers above the trailing wheel WR rear portion on this back cover 30.Be provided with the vehicle seat 32 that can open and close the upper end open of accommodating case 26 on back cover 30, this vehicle seat 32 is taken for the driver.
As Fig. 1 to Fig. 4 and shown in Figure 7, engine body 33 have head towards vehicle front slightly horizontal arrangement cylinder block 35 and be bonded on the cylinder head 36 of these cylinder block 35 front ends.This engine body 33 is being supported by the some engine lifting brackets 37 that are darted on the vehicle frame 15.On cylinder head 36, form the firing chamber 36a link to each other with the cylinder-bore 35a coaxial line of cylinder block 35 and towards the intakeport 38 and the relief opening 39 of this firing chamber 36a opening.These air-breathing and relief openings 38,39 are opened and closed by air-breathing and outlet valve 40,41 at the open end towards firing chamber 36a respectively.Make the timing transmission device 42 of the known active valve mechanism of these air-breathing and outlet valve 40,41 on-off actions, be housed in the timing Transmission Room 43, this timing Transmission Room 43 is adjacent to be located on the sidewall of cylinder block 35 with cylinder-bore 35a.
This motor E as shown in Figure 2, the axis of its cylinder-bore 35a and firing chamber 36a overlaps with vertical the V that comprises vehicle frame 15 center lines (this center line is by the center of head pipe 16).In addition, while intakeport 38 along the tangent line T of the periphery of firing chamber 36a and cross above-mentioned vertical V side high-dipping downstream.The open end towards firing chamber 36a of intakeport 38, near the side of above-mentioned vertical V, and above the center of firing chamber 36a.The open end towards firing chamber 36a of relief opening 39, near the opposite side of above-mentioned vertical V, and in the central lower of firing chamber 36a.Diameter line L is connected between the center to the open end of firing chamber 36a in two apertures 38,39, in the both sides of this diameter line L, on cylinder head 36, screwing togather make electrode face a pair of spark plug 44,44 of firing chamber 36a '.These spark plugs 44,44 ' energized simultaneously.
Upstream extremity at intakeport 38 is connecting the sucking pipe 45 that extends obliquely upward along the axis elongation line of intakeport 38.End, upstream at this sucking pipe 45 is connecting throttle valve body 46, is connecting above-mentioned air-strainer 23 at its upstream end successively.Throttle valve body 46 has the aspirating unit that links to each other with air-strainer 23 and sucking pipe 45 and opens and closes the throttle valve of this aspirating unit.
Intakeport 38, sucking pipe 45, throttle valve body 46 and air-strainer 23 constitute the suction system 47 of motor E.This suction system 47 crosses above-mentioned vertical V and side high-dipping downstream.
Sucking pipe 45, the adpting flange 45a of its end of downstream side is with bolt 45 ' be combined on the cylinder head 36.With the integrally formed installation tube portion 49 of this adpting flange 45a on known electro-magneto fuel injector 50 to the downstream side of intakeport 38 burner oil is installed.At this moment, Fuelinjection nozzle 50 is avoided and contacting from other approaching object of outer side with sucking pipe 45 than square (see figure 2) in the sucking pipe 45 more close vehicle bodies.
Be adjacent to be located at above-mentioned timing Transmission Room 43 on the cylinder block 35 with the side of cylinder-bore 35a, be configured in open end homonymy with intakeport 38 towards firing chamber 36a with respect to above-mentioned vertical V.
As Fig. 3 and shown in Figure 5, form in the upper and lower of the filter case 70 of the air-strainer 23 that is configured in above-mentioned vertical V one side supporting slice 51,51 ', near with bolt 52,52 they being fixed on head pipe 16 is a side on vehicle frame 15 tops, like this, air-strainer 23 is being bearing on the vehicle frame 15 near the head pipe 16.
Above-mentioned radiator 24 is configured in and air-strainer 23 opposition sides with respect to above-mentioned vertical V, is installed in the another side of vehicle frame 15.This radiator 24 is made of with the core 24c that is connected them upper tank 24a, lower tank 24b.The supporting slice 53 of upper tank 24a and the supporting slice 54 of vehicle frame 15 are held bolt 56 combinations of elastic member 55 ground under the arm between them, like this, radiator 24 is installed on the vehicle frame 15.The inside of lower tank 24b is separated into by the 1st Room B1 of vehicle body foreign side side with by the 2nd Room B2 of square side in the vehicle body, and two Room B1, B2 are communicated with upper tank 24a by core 24c.
On cylinder head 36, setting water pump 57 in end with radiator 24 homonymies.The 1st flexible pipe 58a that stretches out from the 1st Room B1 of lower tank 24b links to each other with the suction pipe 59 of this water pump 57.The 2nd flexible pipe 58b that stretches out from the discharge tube 60 of water pump 57 links to each other with the water jacket inlet duct (figure does not show) of cylinder block 35.The 3rd flexible pipe 58c that stretches out from the water jacket outer pipe 61 of cylinder head 36 links to each other with the 2nd Room B2 of lower tank 24b.Therefore, flow into the cooling water of the 2nd Room B2, rise, move on to upper tank 24a, then, fall, arrive the 1st Room B1 along the opposing party half subordinate of core 24c along a side half one of core 24c from the 3rd flexible pipe 58c.Like this, can shorten the 1st and the 3rd flexible pipe 58a, 58c, elastic member 55 such three parts by these flexible pipes 58a, 58c and top flexibly are bearing in radiator 24 on vehicle frame 15 and the motor E.
As shown in Figures 2 and 3, above-mentioned legging cover 29 is synthetic resin systems, is made of cover central part 29s and a pair of cover extension 29a, 29b.Cover central part 29s covers vehicle frame 15 front portions from the top.A pair of cover extension 29a, 29b stretch out to the left and right from this cover central part 29s, cover driver's left and right sides shank from the place ahead.About cover extension 29a, 29b also stretch out towards oblique the place ahead from left and right sides outer side covers air-strainer 23 and radiator 24 ground.Radiator 24 sides are the cover extension 29a of left (from riding in the driver on the vehicle seat), are bearing on the vehicle frame 15 by strut 62.That is, the two end part of strut 62 are fixed on the cover extension 29a of vehicle frame 15 and left with bolt 63,63.Air-strainer 23 sides are right-hand cover extension 29b, are bearing on the vehicle frame 15 by air-strainer 23.That is, filter case 70 is fixed on the vehicle frame 15 as previously mentioned, is fixing right-hand cover extension 29b with bolt 65 on the supporting slice 64 of this filter case 70.Therefore, filter case 70 is also used as the strut that supports right-hand cover extension 29b.Like this, the supporting construction of legging cover 29 is oversimplified.
As shown in Figure 5 and Figure 8, in the front of legging cover 29 in conjunction with front shroud 66.This front shroud 66 also is a synthetic resin system, is made of cover central part 66s and a pair of cover sidepiece 66a, 66b.Cover central part 66s covers head pipe 16 from the place ahead.A pair of cover sidepiece 66a, 66b extend downwards from the two ends, the left and right sides of this cover central part 66s, the front of cover extension 29a, 29b about covering.The external side brim of cover extension 29a, 29b about these cover sidepieces 66a, 66b are fixed on a plurality of primary screws 67,67....At this moment, between right-hand cover extension 29b and cover sidepiece 66b, form the auxiliary engine room 68 of accommodating air-strainer 23.
As shown in Figure 8, about fixing the two end part that import the radiator grid 78 of the wind that travels to radiator 24 with some bolts 79,79 on cover sidepiece 66a, the 66b, like this, two cover sidepiece 66a, 66b strengthens mutually.
As shown in Figure 5 and Figure 6, air-strainer 23 by the tubular filter box 70 of open underneath, can be bonded on the lid 71 on the open surface of this filter box 70 with unloading and constituted by the cylindric filter element 72 that filter case 70 is accommodated, supported.Filter case 70, its transverse section forms lalongate along the horizontal cross direction of right-hand cover extension 29b, and the front and back width of this transverse section, enlarges in half one by side in the vehicle body, and second half one is narrow.Be provided with stepped part 70a on the antetheca of this filter box 70, this stepped part 70a is used for avoiding and the front fork 17 that rotates disturbs.The wide part of front and back width in filter box 70 is disposing filter element 72 cylindraceous.
In the filter box 70, being purifying chambers 73 not in the outside of filter element 72, is purifying chamber 74 in the inboard.On lid 71, be provided with to the air inlet pipe 75 of the narrow part opening of the front and back width of purifying chamber 73 not with to the air outlet slit pipe 76 of the central part opening of purifying chamber 73 not.These air outlet slit pipe 76 usefulness belts 77 are connected with the end, upstream of throttle valve body 46.
The following describes the effect of present embodiment.
In the motor E running, open in the suction stroke of valve at Aspirating valves 40, flow into after the outer gas of purifying chamber 73 is filtered by filter cleaner member 72 from the air inlet pipe 75 of air-strainer 23, move on to purifying chamber 74, by aspirating unit, sucking pipe 45 and the intakeport 38 of air outlet slit pipe 76, throttle valve body 46, be inhaled into firing chamber 36a and cylinder-bore 35a successively.In the meantime, Fuelinjection nozzle 50 sprays the fuel of prearranging quatity towards the downstream side of intakeport 38, so this fuel generates mixed gas with above-mentioned air, be inhaled into firing chamber 36a and cylinder-bore 35a.
38 suction system 47 extends along the periphery tangent direction T of firing chamber 36a from air-strainer 23 to intakeport, and one side is crossed vertical the V that comprises vehicle frame 15 center lines, simultaneously side high-dipping ground decline towards downstream.So, when reducing the inhalation resistance of suction system 47, can fully guarantee the length of suction system 47, and not disturb with vehicle frame 15 and other car body component of being installed on the vehicle frame 15.Therefore, can effectively utilize the air-breathing inertia in the suction system 47, make the inner peripheral surface generation powerful eddy flow (see the arrow A of Fig. 4) of the air-flow of mixed gas along firing chamber 36a and cylinder-bore 35a, and obtain high pack effectiveness, during igniting, can realize lean combustion, improve fuel availability, improve motor output.And, in suction system 47, special cyclone separator needn't be set, can reduce cost.
Be located at the timing Transmission Room 43 on the cylinder block 35, with respect to above-mentioned vertical V, be configured in the homonymy towards the open end of firing chamber 36a of intakeport 38, so, even 4 two-stroke engine E, under situation about not disturbing with timing Transmission Room 43, also can guarantee the length of the suction system 47 that extends along firing chamber 36a periphery tangent direction T.And, when the type of cooling of motor E is water-cooled, the pinking that can suppress to produce along with lean combustion.
Because air-strainer 23, the water pump 57 of motor E and the both sides that coupled radiator 24 is configured in above-mentioned vertical V of suction system 47 upstream extremities, so, the radiator 24 of removing the air-strainer 23 of dust and utilize the wind that travels to cool off can be configured in evenly the both sides of vehicle frame 15, and, can shorten the 1st and the 3rd flexible pipe 58a that is connected between radiator 24, water pump 57 and the cylinder head 36, the length of 58c.
Though air-strainer 23 is configured in the small space between vehicle frame 15 and right-hand cover extension 29b, but its filter box 70 is along the horizontal wide lalongate that forms of this cover extension 29b, so, can fully guarantee the volume of filter box 70 can lower inhalation resistance and inhaled sound.At this moment, the air outlet slit pipe 76 of air-strainer 23 is configured in the filter box 70 of growing crosswise by side in the vehicle body, as far as possible near be configured in vertical the cylinder head 36 on the V directly over, with suction system 47 downward high-dippinges, can reduce inhalation resistance effectively.
The invention is not restricted to the foregoing description, in the scope that does not break away from main idea of the present invention, can do various design alterations.For example, if can carry out the abundant stirring of mixed gas at firing chamber 36a and cylinder-bore 35a, intakeport 38 also not necessarily will be along the tangent direction T configuration of firing chamber 36a.In addition, also can be connected an end to the air inlet pipe 75 of air-strainer 23 on the hollow vehicle frame 15 of atmosphere opening, the clean air in the vehicle frame 15 is imported air-strainer 23.In addition, the invention is not restricted to the motor bike of the foregoing description, also be applicable to motor tricycle.
As mentioned above, according to the invention of technological scheme 1, the axis of the cylinder-bore of motor and coupled firing chamber overlaps with vertical that comprises the vehicle frame center line; It is characterized in that suction system comprises the intakeport and the sucking pipe that links to each other with its upstream side towards combustion chamber openings, the tangent direction T along the firing chamber periphery extends with this suction system, and crosses above-mentioned vertical ground configuration.So, not with vehicle frame and be installed under the situation that other parts on the vehicle frame disturb, can fully guarantee the length of the suction system that extends along firing chamber periphery tangent direction.Therefore, can effectively utilize the air-breathing inertia in the suction system,, can realize lean combustion, improve combustion utilization efficiency at the strength rotational flow of firing chamber and cylinder-bore generation mixed gas.Simultaneously, obtain high pack completeness, improve the output of motor.And, in suction system, special cyclone separator needn't be set, can reduce cost.
According to the invention of technological scheme 2, with respect to above-mentioned vertical, with the homonymy towards the open end of firing chamber of above-mentioned intakeport, the timing Transmission Room is set on cylinder body, this timing Transmission Room is accommodated the timing transmission device of active valve mechanism.So, can fully guarantee along the length of the suction system of firing chamber periphery tangent direction extension, and not disturb with the timing Transmission Room.
According to the invention of technological scheme 3,, be configured in above-mentioned vertical both sides the water pump of the air-strainer that is located at the suction system upstream extremity, motor and the radiator that is communicated with it.So, air-strainer and radiator can be configured in the vehicle frame both sides evenly, and shorten the access of radiator and pump house.
According to the invention of technological scheme 4,, be provided with the timing Transmission Room of the timing transmission device of accommodating active valve mechanism in left and right directions one side with the engine body of combustion chamber configuration below vehicle frame; It is characterized in that, make the upstream extremity of the intakeport that links to each other with the firing chamber, towards engine body and opposite side opening above-mentioned timing Transmission Room opposition side, upstream extremity at the suction system that comprises this intakeport is provided with air-strainer, this air-strainer is installed in side with the vehicle frame of intakeport homonymy, the radiator that engine cooling is used is being installed with the side of the vehicle frame of its opposition side.So, can make the suction system lengthening and the few bending that comprise intakeport, and do not disturb with timing Transmission Room and radiator, can effectively utilize the air-breathing inertia in the suction system, fully improve inspiratory flow rate, fully mix gas in firing chamber and cylinder-bore, improve pack effectiveness, improve the output of fuel availability and motor.And, when motor is water cooling, can suppress the pinking that causes because of lean combustion, and, the radiator of removing the air-strainer of dust and utilize the wind that travels to cool off is configured in the vehicle frame both sides evenly, can improve Engine Durability.
Claims (2)
1. the suction means of motor-driven two a, tricycle engine, this is motor-driven two, in the tricycle, the axis of the cylinder-bore (35a) of motor (E) and coupled firing chamber (36a) overlaps with vertical (V) of the center line that comprises vehicle frame (15), it is characterized in that, suction system (47) comprises intakeport (38) of (36a) opening towards the firing chamber and the sucking pipe (45) that links to each other with its upstream side, the tangent direction (T) of this suction system (47) (36a) periphery along the firing chamber is extended and crosses described vertical and disposes suction system (47) (V);
With respect to described vertical (V), with the homonymy of (36a) open end towards the firing chamber of described intakeport (38), timing Transmission Room (43) is set on engine body (33), and this timing Transmission Room (43) is accommodated the timing transmission device (42) of active valve mechanism.
2. the suction means of motor-driven two, tricycle engine as claimed in claim 1, it is characterized in that, the air-strainer (23) that is located at suction system (47) upstream extremity, be configured in the both sides of described vertical (V) with the water pump (57) of motor (E) and the radiator (24) that is communicated with it.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP226225/2000 | 2000-07-21 | ||
JP2000226225A JP4384793B2 (en) | 2000-07-21 | 2000-07-21 | Engine intake system for motorcycles and tricycles |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100329208A Division CN1320269C (en) | 2000-07-21 | 2001-07-20 | Air suction device for motor bi-and tricyle engine |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1334402A CN1334402A (en) | 2002-02-06 |
CN1262753C true CN1262753C (en) | 2006-07-05 |
Family
ID=18719877
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100329208A Expired - Fee Related CN1320269C (en) | 2000-07-21 | 2001-07-20 | Air suction device for motor bi-and tricyle engine |
CN 01123225 Expired - Fee Related CN1262753C (en) | 2000-07-21 | 2001-07-20 | Intake device of engine of motor bicycle or tricycle |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100329208A Expired - Fee Related CN1320269C (en) | 2000-07-21 | 2001-07-20 | Air suction device for motor bi-and tricyle engine |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4384793B2 (en) |
CN (2) | CN1320269C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5602506B2 (en) * | 2010-06-11 | 2014-10-08 | 本田技研工業株式会社 | Saddle riding |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5025244A (en) * | 1989-09-14 | 1991-06-18 | Huang Tien Tsai | Tire pressure indicator |
JPH09287486A (en) * | 1996-04-23 | 1997-11-04 | Yamaha Motor Co Ltd | Engine for transportation carrier |
TW587592U (en) * | 1998-09-28 | 2004-05-11 | Honda Motor Co Ltd | Motorcycle |
JP4132286B2 (en) * | 1998-10-02 | 2008-08-13 | 本田技研工業株式会社 | Under-seat storage structure for scooter type motorcycles |
-
2000
- 2000-07-21 JP JP2000226225A patent/JP4384793B2/en not_active Expired - Fee Related
-
2001
- 2001-07-20 CN CNB2004100329208A patent/CN1320269C/en not_active Expired - Fee Related
- 2001-07-20 CN CN 01123225 patent/CN1262753C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1320269C (en) | 2007-06-06 |
CN1532397A (en) | 2004-09-29 |
CN1334402A (en) | 2002-02-06 |
JP4384793B2 (en) | 2009-12-16 |
JP2002039027A (en) | 2002-02-06 |
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