CN100339569C - Blow-by gas reduction device for engine of saddle riding-type motor vehicle - Google Patents
Blow-by gas reduction device for engine of saddle riding-type motor vehicle Download PDFInfo
- Publication number
- CN100339569C CN100339569C CNB038132141A CN03813214A CN100339569C CN 100339569 C CN100339569 C CN 100339569C CN B038132141 A CNB038132141 A CN B038132141A CN 03813214 A CN03813214 A CN 03813214A CN 100339569 C CN100339569 C CN 100339569C
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- China
- Prior art keywords
- mentioned
- cover
- crank box
- crank
- ventilation chamber
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
A blow-by gas reduction device for an engine of a saddle riding-type motor vehicle is provided on the upper end portion of an outer wall (26b) of a cover (26) installed on a side portion of a crane case (3) such that the axis direction of a rotation-type auxiliary machine is parallel to the width direction of the vehicle. A rotation shaft (39) of the auxiliary machine is rotatably supported by bosses (47, 51) provided inside the cover (26), and a breather chamber (72) is formed around the bosses (47, 51). An engine (1) can be downsized and, at the same time, the breather chamber (72) can be provided in the vicinity of the crank case (3).
Description
Technical field
The present invention relates to a kind of gas leakage (blow-bygas) reduction device that in the crankcase body of motor, is provided with motor ventilation chamber, in the riding vehicle.
Background technique
At present, be the leakage restoring device of motorcycle-use as riding vehicle, be used for separating the ventilation chamber of sneaking into the vaporific oil the gas leakage and be arranged on cylinder head mostly from gas leakage.Like this ventilation chamber is arranged on the cylinder head, be because this ventilation chamber can form with the space that is communicated with valve cam chamber, timing chain (timing chain) (in the crank box to space that cylinder head side extends) adjoiningly, can import the interior gas leakage of indoor gas leakage of valve cam and crank box simply.
; there is the problem of the motor that is difficult to suitable minitype motorcycle type motor bike again in this leakage restoring device; promptly; the motor of minitype motorcycle type motor bike; its cylinder has from crank box to the outstanding formation in car body the place ahead; for fear of take place with the front end that is placed on cylinder head near storage box and the interference of fuel tank etc., requirement forms cylinder head as far as possible compactly.Therefore, on the motor of minitype motorcycle type motor bike, be difficult in ventilation chamber is set on the cylinder head.
As 2001-65326 number explanation of the open communique of Japan Patent, consider near crank box, to be provided with ventilation chamber here.The motor that this communique is above-mentioned, its side at crank box is provided with the V variable v-belt drive, and ventilation chamber is formed on along this V variable v-belt drive and prolongs between the madial wall of crank box outer side wall that is provided with and the above-mentioned V variable v-belt drive that outer side wall is relative therewith.
, in the motor of minitype motorcycle type motor bike, the transmission case of general integrally formed crank box and V variable v-belt drive, two sidewalls on above-mentioned so mutual opposite do not exist.Therefore, as near the situation of formation ventilation chamber crank box, consider on crank box or above-mentioned transmission case, to install the cover that is used to form ventilation chamber.If do like this, the profile of motor has maximized with regard to the part of having only above-mentioned cover.
Summary of the invention
The present invention is conceived to above-mentioned situation, and purpose is to seek the miniaturization of motor, simultaneously ventilation chamber can be set near crank box.
The present invention has following structure: the upper end portion at the outer side wall of the cover that is contained in the crank box sidepiece, be provided with the rotary type subsidiary engine, and its axial direction is parallel with the overall width direction of car body.On the propeller boss of the inboard of above-mentioned cover setting, support the rotating shaft of this subsidiary engine freely to rotate, and around this propeller boss, form ventilation chamber.
According to foregoing invention, for the above-mentioned cover of lightweight, and the size of propeller boss is formed needed inferior limit, so, form the dead angle around above-mentioned propeller boss in the inboard, position of the rotary subsidiary engine of installation of this cover.Because utilize this dead angle to be formed with ventilation chamber,, can form cover compactly so compare with the situation that the space that will work as special ventilation chamber is arranged in the above-mentioned cover.
Therefore, ventilation chamber can be set near crank box in the miniaturization of seeking motor.
In foregoing invention, the cover that rotary subsidiary engine is installed can be the structure that covers flywheel magnet (flywheel magnetic), the radial outside of flywheel magnet is provided with described subsidiary engine simultaneously, by reinforced wall and lid, spaced apart with in described ventilation chamber and the cover, described reinforced wall extend to be provided with to vehicle interior side from the outer side wall of lid, thereby relative with the outer circumferential face of flywheel magnet, described lid is connected the end of the vehicle interior side of this reinforced wall, and extends to the direction vertical with the overall width direction.
For the outside radially at above-mentioned flywheel magnet being installed by rotary subsidiary engine, the preferred rigidity that improves the part of the cover that this subsidiary engine is installed that is to say, preferably in the part of the cover on the opposite of the outer circumferential face of flywheel magnet reinforced wall is installed.And, because utilize this reinforced wall to form ventilation chamber,, the manufacturing of cover is become easily so can on cover, not give prominence to the wall that is provided for forming special ventilation chamber, also can reduce the cost of manufacturing.
Description of drawings
Fig. 1 is a profile of having equipped the engine for two-wheel motor vehicle of leakage restoring device.
Fig. 2 is the profile that unloads the motor of crank box cover.
Fig. 3 is the crank box among Fig. 2 and the sectional view along the III--III line of crank box cover.
Fig. 4 is a profile of seeing the crank case lid from the inboard.
Fig. 5 is a stereogram of seeing the top of crank case lid from the inboard.
Fig. 6 is the view that the state of lower cover member is unloaded on the top that is illustrated in the crank case lid.
Embodiment
In order to illustrate in greater detail the present invention, the present invention is described with reference to the accompanying drawings.
Above-mentioned motor 1, for carrying rocking arm type (unit swing) motor on scooter 2, it is provided with crank box 3 and cylinder 4, this cylinder 4 is from crank chamber 3, forwards outstanding along the fore-and-aft direction of vehicle, simultaneously the left of trailing wheel 5 be provided with extend along the fore-and-aft direction of vehicle, be supported in the transmission case 6 on the above-mentioned crank box 3.Above-mentioned trailing wheel 5 supports by above-mentioned transmission case 6 and at the right-hand rear vehicle fork 7 that rearward extends from crank box 3 of trailing wheel 5.
Connection by being attached at above-mentioned crank box 3 upper end portions is with the fastening (not shown) on the propeller boss 8, above-mentioned motor 1 swung up and down freely be supported on the vehicle body frame.With the rearward end of above-mentioned transmission case 6 and the rearward end of rear vehicle fork 7, be connected on the vehicle body frame by buffer cell 9 respectively again.
As depicted in figs. 1 and 2, because above-mentioned cylinder 4 is structures that the DOHC type of air inlet cam axle 12 and exhaust cam shaft 13 is set on cylinder head 11, so on above-mentioned cylinder head 11, be connected with suction means (not having among the figure), below cylinder head 11, be connected with outlet pipe 14 simultaneously.With chain 16, above-mentioned air-breathing, exhaust cam shaft 12,13 is passed in the rotation of crank 15 (with reference to Fig. 2) by camshaft.
Among Fig. 1, be fuel tank at the part that be provided with previously, that represent with symbol 17 of motor 1.Part former configuration, that represent with symbol 18 at fuel tank 17 is a radiator.In addition, on motor 1, be provided with storage tank 19.Storage tank 19 is the structures that can load two helmet (not shown)s, and the thing mouth of getting on top is opened by the seat and closed.The helmet container of representing two positions of this storage tank 19 with symbol 19a, 19b.Among Fig. 2,20 expression cylinder block, 21 expression top covers.
As shown in Figures 2 and 3, above-mentioned crank box 3 has the structure that can be divided into left side half one 22 and right side half one 23, and it can support above-mentioned crank 15 by bearing 24 with rotating freely.On the left part of the crank of giving prominence to the left from crank box 3 15, the driving wheel of V variable v-belt drive (not having among the figure) is set, the right part upper support at the crank of giving prominence to the right from crank box 3 15 has flywheel magnet 25 simultaneously.
Above-mentioned V variable v-belt drive, the same with employed speed changer in the rocking arm type motor that present scooter is used, be housed in crank box half one 22 in left side integrally formed above-mentioned transmission case 6 in, the rotation of crank 15 is sent to trailing wheel 5.Above-mentioned flywheel magnet 25 is housed in crank box cover 26 inside of the right part that is installed in right side crank box half one 23, is fixed with stator 25a (with reference to Fig. 6) on this crank box cover 26.As shown in Figure 2, the upper end portion of above-mentioned crank casing 3 is provided with starting motor 27 and balace weight 28, and its underpart forms food tray 29 simultaneously.
The output terminal 27a of above-mentioned starting motor 27 is supported in the preceding upper end portion of crank box half one 23 on right side, and 27a is connected on the crank 15 with driving gear 30 by starting motor with this output terminal.As shown in Figure 2, this driving gear 30 by the output pinion 27b of starting motor 27, have with the secondary formula gear 32 of the 1st gear 31 of this small gear 27b engagement and with the large diameter gear 34 of the crank 15 of the 2nd gear 33 engagements of this two-stage type gear 32 and constitute.
Above-mentioned balace weight 28 is configured in the superior posterior of crank box 3.As shown in Figure 3,, place counterweight 28a at crankweb 15a, the 15a of crank 15 between the two.In this state, with the two end part of trunnion shaft 28b, freely be supported on the above-mentioned halves 22,23 of crank box 3 by bearing 28c rotation.With the right part of above-mentioned trunnion shaft 28b, promptly be placed on the part in the crank chamber 35, be connected with the driving gear 36 of driven equilibrium axle 28 usefulness, transmit power and make its rotation from crank 15 by this driving gear 36.
The right part of above-mentioned trunnion shaft 28b run through the right side crank box half one 23, project to outside the crank box 3.In the right part of above-mentioned trunnion shaft 28b, be connected with and drive the chain 37 that oil pump is used, link the rotatingshaft 39 that cooling waterpump 38 is arranged simultaneously.As shown in Figure 2, above-mentioned chain 37 is that downside extends and constitutes backward, and the rotation of trunnion shaft 28b is sent to the jack shaft 40 that the oil pump that drives crank box 3 bottoms is used.This jack shaft 40 is connected on the input shaft (not shown) of oil pump 41 by gear 42,43.That is, the transmission system that constitutes by above-mentioned chain 37 → jack shaft 40 → gear 42,43 is sent to the rotation of balace weight 28 on the oil pump 41.By the action of this oil pump 41, the oil in the food tray 29 is supplied to the lubricated part of crank 15 and other rotary component.
As shown in Figure 3, be installed in the crank box cover 26 of right side half one 23 of crank box 3, constitute a sidewall of food tray 29 in the crank box 3, above-mentioned coolant pump 38 is installed in the upper end portion of outer side wall 26a.The inside of crank box cover 26 is communicated with in the crank chamber 35 by the intercommunicating pore 44 (with reference to Fig. 2) that forms in right side crank box half one 23.
This crank box cover 26 rotates the right part of freely supporting above-mentioned crank 15 by bearing 45, and the support freely of rotation simultaneously is used for the right part to the above-mentioned secondary formula gear 32 of the rotation of crank 15 transmission starting motors 27.The propeller boss of the bearing 45 that supports above-mentioned crankshaft is being adorned in symbol 46 expressions among Fig. 4, the propeller boss of symbol 47 an expression axle two-stage type gear 32.
As shown in Figure 3, above-mentioned cooling waterpump 38 is by being connected the above-mentioned running shaft 39 that above-mentioned trunnion shaft 28b goes up, extends to the overall width direction; Be installed in the impeller 48 of the shaft end of this running shaft 39; And constitute with the pump cover 50 that the outer side wall 26a of crank box cover 26 forms pump chamber 49.Above-mentioned running shaft 39 is by bearing 52, and rotation freely is supported on from crank box cover 26 propeller boss 51 that one is outstanding in crank box cover 26, and this axle 39 connects the outer side wall 26a of crank box cover 26.
As shown in Figure 3, sealed member 53 is installed between the outside of the inner face of above-mentioned propeller boss 51 and above-mentioned bearing 52, this sealed member 53 prevents that engine cooling water from immersing in the crank box cover 26.
By fixed-use bolt 54, said pump cover 50 is fixed on the fitting seat 26b of above-mentioned outer side wall 26a with jointing state.With above-mentioned fitting seat 26b be formed on running shaft on the above-mentioned outer side wall 26a run through part (propeller boss 51) around.
As shown in Figure 3 and Figure 4, with the reinforced wall 61 integrally formed above-mentioned propeller boss of placing at the radial outside of above-mentioned flywheel magnet 25 51.This reinforced wall 61 is the rigid parts that are used to improve crank box cover 26, makes to firmly fix water supply pump 38 on crank box cover 26.As shown in Figure 3, above-mentioned reinforced wall 61 be from the outer side wall 26a of crank box cover 26 towards outstanding setting of vehicle interior side (inboard of cover 26) one, make relative with the outer circumferential face 25a of flywheel magnet 25.And as shown in Figure 4, the rearward end from the propeller boss 47 that supports above-mentioned secondary formula gear 32 to crank box cover 26 extends into along the radial outside of flywheel magnet 25 and to form this reinforced wall 61 circular-arcly.Between the upper wall 26c of reinforced wall 61 and crank box cover 26 and between above-mentioned propeller boss 51 and the above-mentioned upper wall 26c, as shown in Figure 5, be provided with the 1st～the 4th strengthening rib 62～65.
As mentioned above, form reinforced wall 61 and propeller boss 47,51 by the upper end portion at crank box cover 26, the upper end portion in crank box cover 26 as Fig. 3 and shown in Figure 5, forms towards the open space S of vehicle interior side.The peripheral space of the propeller boss 51 of the running shaft 39 by supporting cooling waterpump 38 and support the peripheral space of the propeller boss 47 of above-mentioned two-stage type gear 32 constitutes this space S.
If say a bit in detail, for seeking the lightweight of crank box cover 26, form above-mentioned propeller boss 47,51 with needed minimal size, because it is narrower than the necessary part of the outer side wall 26a of crank box cover 26 to form the space of above-mentioned propeller boss 47,51, so around propeller boss 47,51, form space S as mentioned above.Above-mentioned necessary part, propeller boss 51 places at supporting rotating shaft 39, it is the back side top prolongation 66 (with reference to Fig. 4) that is used to form the fitting seat 26b that said pump cover 50 is installed, at propeller boss 47 places that support two-stage type gear 32, be with the starting motor of crank box half one 23 on right side with relative top, the front side extending portion 68 (with reference to Fig. 4) of fitting seat 67 (with reference to Fig. 2).Though rotary subsidiary engine of the present invention constitutes with above-mentioned cooling waterpump 38 and starting motor 27 in the present embodiment, also can constitute with any part.
Cover by 71 expressions of symbol in Fig. 3,4 and 6 seals the open portion of the vehicle interior side of above-mentioned space S, and by above-mentioned lid 71 and above-mentioned reinforced wall 61, other spaces in above-mentioned space and the crank box cover 26 is separated.Like this, the space corresponding in the crank box cover 26 by separated space S, constitutes ventilation chamber 72 of the present invention.In addition, cut open among Fig. 4 and cover a part of 71, so that expose the inside of ventilation chamber 72.
Above-mentioned lid 71 is to extend to cover inboard and formation from the upper wall 26c of crank box cover 26 and rear wall 26d (end wall on right side shown in Figure 4), by fixing bolt 73, state with the end of the vehicle interior side that is connected above-mentioned reinforced wall 61 is fixed on the crank cover 26.And cover the part of corresponding above-mentioned running shaft 59 on 71, and as shown in Figure 3, integrally formed cylinder 71a, 74 trunnion shaft 28b run through this cylinder 71a by sealed member.
Than the lower end bottom 71b more down of reinforced wall 61, form the cross section with the rear wall 26d of crank box cover 26 and outer side wall 26a and be the L word shape on the above-mentioned lid 71, to present the cross section be square oily path 75 thereby constitute.The upper end portion of this oily path 75 is communicated with above-mentioned ventilation chamber 72 by access (with reference to Fig. 4,5).
Above-mentioned ventilation chamber 72, the inlet 76 (with reference to Fig. 6) that constitutes by the gap that between lid 71 front end and the 1st strengthening rib 62, forms, be communicated with the space in the crank box cover 26, simultaneously as shown in Figure 5, it is communicated with air suction way by hose coupling 77 that is provided with and the flexible pipe (not having among the figure) that is connected on the hose coupling 77 on the upper wall 26c of crank cover 26.
Be arranged on the 2nd strengthening rib 63 in the above-mentioned ventilation chamber 72, as shown in Figure 5, reduce ground and form, make and lid 71 between form the gap.At the 3rd, 4 strengthening rib 64,65 places, form and lid 71 junction surfaces that contact 78 and ventilating part 79 and the logical oily portion 80 lower than this junction surface.Above-mentioned ventilating part 79 is to be used to parts that gas leakage can be flowed between strengthening rib, and above-mentioned logical oily portion 80 is used to make the parts that can flow down attached to the strengthening rib 62～65 in the ventilation chamber 72 or other wall portion and the oil that drips downwards.
According to the leakage restoring device with the ventilation chamber 72 that constitutes as mentioned above, by import the intake negative-pressure of suction means to ventilation chamber 72, the gas leakage in the crank chamber cover 26 flows into ventilation chamber 72 from the inlet between the 1st strengthening rib 62 and the cover 71 76.This gas leakage is passed in the 2nd～4 strengthening rib 63～65 in the ventilation chamber 72 and covers the gap that forms between 71, flows through ventilation chamber 72, and filling suction 77 passes the flexible pipe that does not have on the figure, imports air suction way.
Above-mentioned gas leakage is bumped against by the internal face with the 2nd～the 4th strengthening rib 62～65 and ventilation chamber 72 in passing ventilation chamber 72 time, just adheres to vaporific oil on the surface of these ribs and wall.These oil are by passing through in the logical oily portion 80 of ventilation chamber 72 bottom surfaces formation and below reinforced wall 61 flow directions.Then these oil are returned in the food tray 29 by the oily path 75 in formation between lid 71 underpart and the crank box cover 26.
The ventilation chamber 72 of present embodiment, because utilize the space S that forms around propeller boss 47,51 in the inboard of crank box cover 26, promptly utilize the dead angle and form,, crank box cover 26 can be formed compactly so compare the space that in crank box cover 26, is provided as special-purpose ventilation chamber and works.
And installing on the part of crank box cover 26 under the situation of water supply pump 38, because utilize reinforced wall 61 formation ventilation chamber 72, can on crank box cover 26, not give prominence to the wall portion that is provided for forming special ventilation chamber for the partially rigid that improves above-mentioned cover 26.Therefore, because can reduce on crank box cover 26 quantity of the wall portion that is provided with as far as possible, so that the manufacturing of crank box cover becomes is easy.
Moreover, though more than be by illustrated embodiment, vehicle also can be motor tricycle, motor-driven four-wheel wagon.
Claims (2)
1. the leakage restoring device of the motor in the riding vehicle, it is characterized in that: the upper end portion at the outer side wall (26b) of the cover (26) that is installed on crank box (3) sidepiece is provided with revolving subsidiary engine, the axial direction of this subsidiary engine is parallel with the overall width direction, go up the running shaft (39) that this subsidiary engine is freely supported in rotation at the propeller boss (47,51) that is arranged at described cover (26) inboard, around described propeller boss (47,51), form ventilation chamber (72);
The cover (26) of rotary subsidiary engine is housed, becomes the structure that covers flywheel magnet (25), the radial outside at flywheel magnet (25) is provided with described subsidiary engine simultaneously;
Described ventilation chamber (72) has the part in the radial direction outside that is positioned at described flywheel magnet (25).
2. the leakage restoring device of the motor in the riding vehicle as claimed in claim 1, it is characterized in that, by reinforced wall (61) and lid (71), with spaced apart in (26) of described ventilation chamber (72) and cover, described reinforced wall (61) is extended setting from the outer side wall (26b) of lid (26) to vehicle interior side, thereby relative with the outer circumferential face of flywheel magnet (25), described lid (71) is connected the end of the vehicle interior side of this reinforced wall (61), and extends to the direction vertical with the overall width direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002168605 | 2002-06-10 | ||
| JP168605/2002 | 2002-06-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1659365A CN1659365A (en) | 2005-08-24 |
| CN100339569C true CN100339569C (en) | 2007-09-26 |
Family
ID=29727695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038132141A Expired - Lifetime CN100339569C (en) | 2002-06-10 | 2003-06-09 | Blow-by gas reduction device for engine of saddle riding-type motor vehicle |
Country Status (5)
| Country | Link |
|---|---|
| JP (2) | JPWO2003104621A1 (en) |
| CN (1) | CN100339569C (en) |
| AU (1) | AU2003242111A1 (en) |
| TW (1) | TWI243228B (en) |
| WO (1) | WO2003104621A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4660286B2 (en) * | 2004-07-08 | 2011-03-30 | ヤマハ発動機株式会社 | Power unit |
| JP5568890B2 (en) * | 2009-06-02 | 2014-08-13 | スズキ株式会社 | Oil breather device for motorcycle engines |
| JP6121207B2 (en) * | 2013-03-25 | 2017-04-26 | 本田技研工業株式会社 | Variable valve operating device for OHC type internal combustion engine |
| JP6356459B2 (en) * | 2014-03-31 | 2018-07-11 | 本田技研工業株式会社 | Saddle riding |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54142726U (en) * | 1978-03-28 | 1979-10-03 | ||
| JPS56121812A (en) * | 1980-02-29 | 1981-09-24 | Yamaha Motor Co Ltd | Breather device in engine crankcase |
| JPS6413212U (en) * | 1987-05-25 | 1989-01-24 | ||
| US5078105A (en) * | 1988-10-21 | 1992-01-07 | Yamaha Hatsudoki Kabushiki Kaisha | Engine for vehicle |
| CN1187861A (en) * | 1995-06-09 | 1998-07-15 | 珀金斯有限公司 | Method and apparatus for cleaning IC engine crankcase blow-by gas |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6413212A (en) * | 1987-07-03 | 1989-01-18 | Sharp Kk | Rotary head drum |
| JPH02149809A (en) * | 1988-12-01 | 1990-06-08 | Sumitomo Electric Ind Ltd | Optical cable conduit |
| JP2851093B2 (en) * | 1989-12-28 | 1999-01-27 | ヤマハ発動機株式会社 | Breather device for 4-cycle engine |
| JPH04365915A (en) * | 1991-06-13 | 1992-12-17 | Honda Motor Co Ltd | Crank chamber breather for internal combustion engine |
| JP3102111B2 (en) * | 1991-12-19 | 2000-10-23 | スズキ株式会社 | Breather device for motorcycle engine |
-
2003
- 2003-06-09 JP JP2004511667A patent/JPWO2003104621A1/en active Pending
- 2003-06-09 WO PCT/JP2003/007300 patent/WO2003104621A1/en active Application Filing
- 2003-06-09 CN CNB038132141A patent/CN100339569C/en not_active Expired - Lifetime
- 2003-06-09 AU AU2003242111A patent/AU2003242111A1/en not_active Abandoned
- 2003-06-10 TW TW92115710A patent/TWI243228B/en not_active IP Right Cessation
-
2008
- 2008-06-09 JP JP2008151097A patent/JP2008208843A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54142726U (en) * | 1978-03-28 | 1979-10-03 | ||
| JPS56121812A (en) * | 1980-02-29 | 1981-09-24 | Yamaha Motor Co Ltd | Breather device in engine crankcase |
| JPS6413212U (en) * | 1987-05-25 | 1989-01-24 | ||
| US5078105A (en) * | 1988-10-21 | 1992-01-07 | Yamaha Hatsudoki Kabushiki Kaisha | Engine for vehicle |
| CN1187861A (en) * | 1995-06-09 | 1998-07-15 | 珀金斯有限公司 | Method and apparatus for cleaning IC engine crankcase blow-by gas |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1659365A (en) | 2005-08-24 |
| TW200406533A (en) | 2004-05-01 |
| JP2008208843A (en) | 2008-09-11 |
| WO2003104621A1 (en) | 2003-12-18 |
| JPWO2003104621A1 (en) | 2005-10-06 |
| AU2003242111A1 (en) | 2003-12-22 |
| TWI243228B (en) | 2005-11-11 |
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