CN1275674A - Radiation hole for casing and metal mould for formation of casing - Google Patents
Radiation hole for casing and metal mould for formation of casing Download PDFInfo
- Publication number
- CN1275674A CN1275674A CN00108959A CN00108959A CN1275674A CN 1275674 A CN1275674 A CN 1275674A CN 00108959 A CN00108959 A CN 00108959A CN 00108959 A CN00108959 A CN 00108959A CN 1275674 A CN1275674 A CN 1275674A
- Authority
- CN
- China
- Prior art keywords
- fin
- mentioned
- outer cover
- cooling air
- louver
- Prior art date
- 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.)
- Granted
Links
- 229910052751 metal Inorganic materials 0.000 title claims description 31
- 239000002184 metal Substances 0.000 title claims description 31
- 230000015572 biosynthetic process Effects 0.000 title claims description 12
- 230000005855 radiation Effects 0.000 title 1
- 238000001816 cooling Methods 0.000 claims abstract description 47
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 229920003002 synthetic resin Polymers 0.000 claims description 4
- 239000000057 synthetic resin Substances 0.000 claims description 4
- 230000035515 penetration Effects 0.000 abstract 1
- 239000000498 cooling water Substances 0.000 description 11
- 230000008093 supporting effect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008676 import Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Air-Flow Control Members (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Electronic Switches (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
This invention relates to a louver provides on a cover covering the object to be cooled, not only effectively preventing the penetration of a foreign matter into a cover but also smoothening the introduction of cooling air in to the cover. Each fin 84 is formed by making the space between the outer ends of fins 84 smaller than the space between the inner ends of the fins 84.
Description
The present invention relates to a kind ofly be located at the louver of the outer cover that covers cooled object and the metal mold device of the synthetic resin system outer cover of being used to be shaped with this louver.
As prior art, a kind of louver is disclosed in No. 2573000 communique of Japanese Utility Model, this louver is arranged at the outer cover of the heat unit that covers the two-wheeled motor that carries.
The purpose of louver is for the cooling air that imports in the outer cover is carried out rectification, being suppressed at the noise leakage that takes place in the outer cover arrives outside, and prevent that foreign matter from invading in the outer cover, in order to obtain such effect, louver for above-mentioned prior art, be covered with outside and put a plurality of fins, these a plurality of fins are disposed at cooling air and are taken in the mouth, and are inclined to a straight line shape along the circulating direction that is formed at the mutual air flow path of these fins.
; in order to prevent that effectively foreign matter from invading in the outer cover; the space of each fin outer end is preferably smaller; when when above-mentioned existing louver narrows down the space of each fin outer end; the logical direction total length of the circulation area longshore current of the air flow path that each fin is mutual diminishes, and the circulating resistance that flows through the cooling air of air flow path becomes big.
The present invention makes in view of above situation, and its purpose is to provide a kind of louver of outer cover, and this louver can prevent effectively that foreign matter from invading in the outer cover, and cooling air can be imported in the outer cover smoothly.
In order to achieve the above object, the louver of the outer cover of the present invention's first scheme, this louver is put a plurality of fins and is formed by being covered with outside, this outer cover covers above-mentioned cooled object and has towards the cooling air of cooled object opening and is taken into mouth, these a plurality of fins are taken into above-mentioned cooling air and mouthful are divided into a plurality of air flow paths, the configuration that the center line that adopts the relative above-mentioned cooling air of straight line that makes in the center, outer end that connects each air flow path and the inner in the heart to be taken into mouthful when a plurality of fin is set tilts; It is characterized in that: above-mentioned each fin forms the space shape littler than the space of each fin the inner that makes these fin outer ends.
According to such formation,, can prevent effectively that foreign matter from invading in the outer cover by setting the space of each fin outer end smaller.And, because the space broad of each fin the inner, so though the circulation area of the mutual air flow path of each fin diminishes in the outer distolateral part of each fin, but the total length at air flow path does not diminish, the circulating resistance that can avoid flowing through the cooling air of each air flow path increases significantly, can when cooling air being carried out rectification, it be imported in the outer cover smoothly by each air flow path.
The louver of the outer cover of alternative plan of the present invention, on the basis of the formation of above-mentioned first scheme, also have such feature: the above-mentioned fin that is arranged at the above-mentioned outer cover of synthetic resin system integratedly is made of fin principal part and extension, the above-mentioned relatively cooling air of this fin principal part is taken into the center line diagonally extending of mouth, and evenly connecting the outer end at the outer end peripheral portion that above-mentioned cooling air is taken into mouthful, this extension evenly is connected with and reaches the fin side of adjacency with the obtuse angle in this fin principal part outer end.According to such formation, make that the thickness of each fin outer end is local to become big, can obtain the shape of the fin of being put down in writing of above-mentioned first scheme, be that the weight of outer cover increases too many thereby avoid fin.
Third party's case of the present invention is a kind of described outer cover metal mould for formation device with outer cover of louver of above-mentioned alternative plan that is used to be shaped, it is characterized in that: this outer cover metal mould for formation device has the 1st and the 2nd metal pattern, the 1st metal mold is useful on outer side surface and the outside of exterior edge face and above-mentioned extension and the 1st forming section of front-end face that forms above-mentioned fin principal part, and the 2nd metal mold is useful on the 2nd forming section of the inner face of the inner side surface that forms above-mentioned fin principal part and interior edge face and above-mentioned extension.According to this metal mold device, the mold joint of the 1st and the 2nd metal pattern is set in interior side's side of fin outer end position, thereby can prevents to produce burr and wedge angle in the outer end of fin, improve the aesthetic appearance of outer cover, improve commodity.In addition, the front end of the 2nd forming section that has at the 2nd metal pattern forms the inner face of extension, can dwindle the space of fin when guaranteeing the 1st and the 2nd forming section front end width, also can improve the commodity of outer cover thus.
Accompanying drawing is simply described as follows:
Fig. 1 is all profiles of small motorcycle type motorbicycle.
Fig. 2 is the major component enlarged view of Fig. 1.
Fig. 3 is the 3-3 line sectional view of Fig. 2.
Fig. 4 is the 4-4 alignment view of Fig. 3.
Fig. 5 is the 5-5 line sectional view of Fig. 4.
Fig. 6 is the profile of outer cover.
Fig. 7 is the 7-7 line sectional view of Fig. 6.
Fig. 8 is the 8-8 line sectional view of Fig. 6.
Fig. 9 is the sectional view that a metal mould device part is shown.
Below with reference to the accompanying drawings shown in one embodiment of the invention form of implementation of the present invention is described.
Fig. 1～Fig. 9 illustrates one embodiment of the invention, Fig. 1 is all profiles of small motorcycle type motorbicycle, Fig. 2 is the major component enlarged view of Fig. 1, Fig. 3 is the 3-3 line sectional view of Fig. 2, and Fig. 4 is the 4-4 alignment view of Fig. 3, and Fig. 5 is Figure 4 and 5-5 a line sectional view, Fig. 6 is the profile of outer cover, Fig. 7 is the 7-7 line sectional view of Fig. 6, and Fig. 8 is the 8-8 line sectional view of Fig. 6, and Fig. 9 is the sectional view that a metal mould device part is shown.
At first, in Fig. 1 and Fig. 2, small motorcycle type motorbicycle V has by front-wheel Wf that turns to handle 11 to handle and the trailing wheel Wr that driven by rock type power unit P, and the vehicle frame F of this small motorcycle type motorbicycle V is divided into anterior framework 12, middle part framework 13 and rear portion vehicle frame 14 such three parts.Anterior framework 12 is by the forward position pipe 12 that is wholely set
1, lower extending tube 12
2And pedal support 12
3Aluminium alloy castings constitute.But power unit P swingingly is supported on middle part framework 13 by pivot 15 easy on and off, and this middle part framework 13 is made of the foundry goods of aluminum alloy, is engaged in the rear end of above-mentioned anterior framework 12.The rear portion framework 14 that extends to power unit P back upper place is made of ring-type tubing, and the supporting fuel case 16 in the above.Supporting helmet box 17 on intermediate frame 13, but helmet box 17 and fuel tank 16 covered by the outer cover 19 freely openable ground that are integrally formed with vehicle seat 18.
Power unit P one is engaged in the rear end of intermediate frame 13 in conjunction with towards the water-cooled single-cylinder four-stroke engine E of vehicle body the place ahead configuration cylinder and the belt type continuously variable transmission T from the left surface of motor E towards the vehicle body rear extension by posterior bumper 20 above the rear portion of belt type continuously variable transmission T.Support air filter cleaner 21 on belt type continuously variable transmission T, at the right flank of belt type continuously variable transmission T supporting silencing apparatus 22, the master bracket 23 that can erect, lodge at the following surface bearing of motor E.
In Fig. 3 and Fig. 4, motor E has the 1st engine block 32 and the 2nd engine block 33, the 1 engine blocks 32 cut apart by the parting plane that extends towards vertical direction along bent axle 31 and constitutes cylinder block 32
1With crankcase half one 32
2, the 2nd engine block 33 constitutes second half one of crankcase.Front end at the 1st engine block 32 engages cylinder head 34, at the front end joint cylinder cover cap 35 of cylinder head 34.Right flank at the 1st and the 2nd engine block 32,33 engages generating hood 36.
Belt type continuously variable transmission T has right side case 37 and the left side case 38 that is bonded with each other, and the anterior right flank of right side case 37 is engaged in the left surface of the 1st and the 2nd engine block 32,33.In addition, engage reduction-gear housing 39 at the rear portion of right side case 37 right flank.
The piston 42 that can be embedded in the inside of the cylinder 41 that the 1st engine block 32 had is connected in bent axle 31 by connecting rod 43 with being free to slide.But at cylinder head 34 free rotaring ground supporting camshafts 44, intake valve and the exhaust valve (not shown) of being located at cylinder head 34 are opened and closed by above-mentioned camshaft 44 drivings.Accommodate timing chain 45 in the chain path 40 of being located at the 1st engine block 32, these timing chain 45 volumes hang over the driving sprocket wheel 46 of being located at bent axle 31 and the driven sprocket 47 of being located at camshaft 44.Like this, then camshaft 44 revolutions 1 time of bent axle 31 revolution 2 times.
Left end at the bent axle 31 that protrudes into right side case 37 and left side case 38 inside is provided with drive pulley 54.This drive pulley 54 have the fixed side half-pulley 55 that is fixed in bent axle 31 with can near and away from the movable side half-pulley 56 of fixed side half-pulley 55, centrifugal counterweight 57 moves to radial outside corresponding to the increase of bent axle 31 rotating speeds, and movable side half-pulley 56 applies potential energy by centrifugal counterweight 57.
Rear portion and 39 supportings of reduction-gear housing output shaft 58 at right side case 37, the driven pulley 59 of being located at this output shaft 58 have output shaft 58 rotating fixed side half-pulley 60 relatively with can near and away from the movable side half-pulley 61 of fixed side half-pulley 60, movable side half-pulley 61 applies elastic force by spring 62 towards fixed side half-pulley 60.In addition, between fixed side half-pulley 60 and output shaft 58, be provided with and employed clutch 63.At drive pulley 54 and 59 volumes of driven pulley link shape Vee pulley V 64.
The rotary motive power of bent axle 31 is delivered to drive pulley 54, from this drive pulley 54 by v belt 64, driven pulley 59, employ clutch 63 and reduction gear row 67 are delivered to trailing wheel Wr.
When motor E low speed turned round, the centrifugal force of centrifugal counterweight 57 that acts on drive pulley 54 was little, so the spring 62 of driven pulley 59 reduces the groove width of 61 of fixed side half-pulley 60 and movable side half-pulley, gear ratio becomes LOW.When this state increases the rotating speed of bent axle 31, the centrifugal force that acts on centrifugal counterweight 57 increases, the groove width that the fixed side half-pulley 55 of drive pulley 54 and movable side half-pulley are 56 reduces, accompany therewith, the groove width that the fixed side half-pulley 60 of driven pulley 59 and movable side half-pulley are 61 increases, so gear ratio is stepless variation from LOW towards TOP.
The alternator 68 of being located at bent axle 31 right sides is covered by generating hood 36, is provided as the radiator 69 of cooled object on the right side of this generating hood 36.In order to supply with cooling airs, be fixed in the cooling fan 70 of bent axle 31 right-hand members in alternator 68 and 69 configurations of radiator to this radiator 69.In addition, thermostat 71 is contained in the right flank that inner thermostat tank 72 is engaged in cylinder head 34, the cooling waterpump 73 of being located at camshaft 44 right-hand members is contained in the space that is surrounded by cylinder head 34 and thermostat tank 72.
As shown in Figure 4, the preceding bottom of radiator 69 is connected by cooling water pipe 74 with thermostat tank 72, and thermostat tank 72 is connected by cooling water pipe 75 with the 1st engine block 32.In addition, from above cover trailing wheel Wr rear mudguard 76 connect the water injecting pipe 77 that is connected with radiator 69 superior posteriors dismantledly, this water injecting pipe 77 is connected by cooling water pipe 78 with cylinder head 34.
Under the state of the warming-up end of run of motor E, the cooling water of discharging from the cooling waterpump 73 that is driven by camshaft 44 supplies to water jacket in the 1st engine block 32 and the cylinder head 34 through thermostat tank 72 and cooling water pipe 75, during passing through there, behind the cooled engine E, supply to radiator 69 through cooling water pipe 78.The cooling water that has reduced temperature during by radiator 69 turns back to above-mentioned cooling waterpump 73 through cooling water pipe 74 and thermostat 71.On the other hand, motor E is in when cooling water temperature is low in the warming-up running, thermostat 71 work, and cooling water does not pass through radiator 69, in motor E inner loop, the very fast rising of temperature.
Can find out with reference to Fig. 5～Fig. 8 that together the cooling fan 70 that is fixed in bent axle 31 is covered by the synthetic resin system outer cover 80 that is connected in engine hood 36 with the radiator 69 that is disposed at these cooling fan 70 foreign sides.This outer cover 80 is disposed at the most outstanding position on this small motorcycle type motorbicycle right side, this two-wheeled inclined angle alpha towards the right side is limited by outer cover 80, so the lower sides 80a of outer cover 80 is formed slopely, the side then is in the top position more more outwardly, and the bottom 69a of radiator 69 also is formed obliquely corresponding to above-mentioned lower sides 80a.
Be provided with from the cooling air guide of the outside louver 81 to radiator 69 at outer cover 80, so that the cooling airs that import in this outer cover 80 are carried out rectification, the noise leakage that suppress to produce in the outer cover 80 prevent that to outside foreign matter from invading in the outer cover 80.This louver 81 is taken into mouth 82 with the cooling air of being located at outer cover 80 and is divided into a plurality of air flow paths 83,83 towards radiator 69 openings ... a plurality of fins 84,84 ... be located at outer cover 80 integratedly.
Above-mentioned cooling air is taken into mouth 82 in order to form above-mentioned inclined angle alpha, form oblong along two-wheeled fore-and-aft direction, the center line C that this cooling air is taken into mouth 82 is disposed at the position of being partial to outer cover 80 upper side, to be disposed at the axis top position of bent axle 31.
Each fin 84,84 ... be formed extended at both sides longways towards two-wheeled fore-and-aft direction is long, being disposed at cooling air is taken into mouth 82 with separating the cardinal principle equidistant from distance along the vertical direction.And, for each fin 84,84 ... connect these fins 84,84 ... in the heart the relative above-mentioned cooling air of straight line L is taken into mouthfuls 82 center line C and tilts in the center, outer end of mutual air flow path 83 and the inner, in this embodiment, the outer end of each air flow path 83 is centered close to inner central lower, and the above-mentioned relatively center line C of above-mentioned straight line L tilts.
And, fin 84 is made of fin principal part 84a and extension 84b, the relative cooling air of this fin principal part 84a is taken into the center line C diagonally extending of mouth 82, and be taken into mouthful 82 outer end peripheral portions at cooling air and evenly connect the outer end, this extension 84b evenly is connected with and reaches in lower side fin 84 sides of adjacency with the obtuse angle in this fin principal part 84a outer end, each fin 84 has such shape, thereby makes each fin 84,84 ... the space of outer end is than each fin 84,84 ... inner space is narrow.
In addition, each fin 84,84 ... each other by a plurality of reinforcing parts 85,85 that extend along the vertical direction ... be connected to one, but the outer end position of these reinforcing parts 85,85 is set in the position identical with the inner face of above-mentioned extension 84b.
The air that imports in the outer cover 80 from such louver 81 is attracted by cooling fan 70, and by radiator 69, the cooling water in the cooling radiator 69 is discharged to the outside from the air outlet 86 of being located at outer cover 80 bottoms.
, as shown in Figure 5, cooling fan 70 is fixed on the end of bent axle 31, and this bent axle 31 connects the through hole 87 of the end wall 36a that is located at generating hood 36, produces by the annular gap in outer cover 80 between the outside of the inner face of through hole 87 and bent axle 31.For this reason, when cooling fan 70 work, produce negative pressure, then in generating hood 36, also produce negative pressure, may invade dust and water from the mating face of generating hood 36 and the 1st, the 2nd engine block 32,33 as the gap between cooling fan 70 and end wall 36a 88.Therefore, cooling fan 70 forms along long distance opposite to each other at the end wall 36a of generating hood 36, does one's utmost to prevent that the gap 88 between cooling fan 70 and end wall 36a from producing negative pressure.
In Fig. 9, the outer cover metal mould for formation device of outer cover 80 of being used to be shaped have can be mutually near and the 1st and the 2nd metal pattern 91,92 that leaves, be provided with the 1st forming section 91a of the fin principal part 84a outer side surface that is used to form fin 84 and exterior edge face and extension 84b outside and front-end face at the 1st metal pattern 91, be provided with the inner side surface that is used to form fin principal part 84a and the 2nd forming section 92a of interior edge face and extension 84b inner face at the 2nd metal pattern 92.
The following describes this embodiment's effect.Constitute a plurality of fins 84,84 of the louver 81 of being located at outer cover 80 ... formation makes these fins 84,84 ... the space of outer end is than each fin 84,84 ... the inner little shape in space.Therefore, by with each fin 84,84 ... the space of outer end set narrowly, can prevent effectively that foreign matter from invading in the outer cover 80.In addition, each fin 84,84 ... broad is compared in inner space, so each fin 84,84 ... mutual air flow path 83,83 ... circulation area at each fin 84,84 ... an outer distolateral part diminishes, but at air flow path 83,83 ... total length do not diminish, can avoid flowing through each air flow path 83,83 ... the circulating resistance of cooling air increase significantly, by each air flow path 83,83 ... cooling air is carried out rectification, simultaneously it is imported in the outer cover 80 smoothly, cooling radiator 69 effectively.
Each fin 84 is formed slopely at the outer cover 80 that is disposed at two-wheeled bottom and along with side outward and is in lower position, so can positively make the people's who is positioned at two-wheeled right side side sight line can not enter outer cover 80, improves commodity.
The outer cover metal mould for formation device that is used to form outer cover 80 has the 1st and the 2nd metal pattern 91,92, the 1st metal pattern 91 has the 1st forming section 91a that is used to form fin principal part 84a outer side surface and exterior edge face and extension 84b outside and front-end face, the 2nd metal pattern 92 has the 2nd forming section 92a that is used to form fin principal part 84a inner side surface and interior edge face and extension 84b inner face, the the 1st and the 2nd metal pattern 91,92 mold joint is set in interior side's side of the outer end position of fin 84, prevent to produce burr and wedge angle in the outer end of fin 84, improve the aesthetic appearance of outer cover 80, improve commodity.
The front end of the 2nd forming section 92a that has at the 2nd metal pattern 92 forms extension 84b, can guarantee the front end width W 2 of the 2nd forming section 92a and the front end width W 1 of the 1st forming section 91a, fin 84 mutual intervals are narrowed down, improve the commodity of outer cover 80 thus.
Embodiments of the invention more than have been described in detail in detail, but have the invention is not restricted to the foregoing description,, can carry out numerous variations not breaking away under the prerequisite of the present invention that claim puts down in writing.
For example, in the above-described embodiments, the situation of the outer cover 80 that applies the present invention to radiator cover 69 has been described, but the present invention also can be widely used in being arranged on the louver of the outer cover that covers cooled object.
As described above according to first scheme of the present invention, can prevent effectively that foreign matter from invading in the outer cover, and the circulating resistance that can avoid flowing through the cooling air of each air flow path increases significantly, can when cooling air being carried out rectification, it be imported in the outer cover smoothly by each air flow path.
According to alternative plan of the present invention, make the local thickening of the outer distolateral thickness of fin, can obtain shape as the fin of the 1st invention record, be that the weight of outer cover increases too many thereby can avoid fin.
According to third party's case of the present invention, the mold joint of the 1st and the 2nd metal pattern is set in square side in the fin outer end position, can prevent at fin outer end generation burr and wedge angle, improve the aesthetic appearance of outer cover, improve commodity, the front end of the 2nd forming section that has at the 2nd metal pattern forms the inner face of extension, can dwindle the space of fin when guaranteeing the 1st and the 2nd forming section front end width, also can improve the commodity of outer cover thus.
Claims (3)
1, a kind of louver of outer cover, this louver forms by at outer cover (80) a plurality of fins (84) being set, this outer cover (80) covers above-mentioned cooled object (69) and has towards the cooling air of cooled object (69) opening and is taken into mouthful (82), these a plurality of fins (84) are taken into mouthful (82) with above-mentioned cooling air and are divided into a plurality of air flow paths (83), the configuration that the center line (C) that adopts the relative above-mentioned cooling air of straight line (L) that makes in the center, outer end that connects each air flow path (83) and the inner in the heart to be taken into mouthful (82) when a plurality of fins (84) are set tilts; It is characterized in that: above-mentioned each fin (84) forms the space space little shape more inner than each fin (84) that makes these fins (84) outer end.
2, outer cover louver as claimed in claim 1, it is characterized in that: the above-mentioned fin (84) of the above-mentioned outer cover of the synthetic resin system that is arranged at integratedly (80) is made of fin principal part (84a) and extension (84b), (82) center line (C) that the above-mentioned relatively cooling air of this fin principal part (84a) is taken into mouth extends obliquely, and evenly connecting the outer end at the outer end peripheral portion that above-mentioned cooling air is taken into mouthful (82), this extension (84b) evenly is connected with and reaches fin (84) side of adjacency with the obtuse angle in this fin principal part (84a) outer end.
3, a kind of metal mould for formation device, the described outer cover with louver of claim 2 is used to be shaped, it is characterized in that: this outer cover metal mould for formation device has the 1st metal pattern (91) and the 2nd metal pattern (92), the 1st metal pattern (91) has outer side surface and the outside of exterior edge face and above-mentioned extension (84b) and the 1st forming section (91a) of front-end face that is used to form above-mentioned fin principal part (84a), and the 2nd metal pattern (92) has the 2nd forming section (92a) of the inner face of the inner side surface that is used to form above-mentioned fin principal part (84a) and interior edge face and above-mentioned extension (84b).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15142299A JP4280358B2 (en) | 1999-05-31 | 1999-05-31 | Cover with louver, mold apparatus for molding cover, and engine |
| JP151422/1999 | 1999-05-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1275674A true CN1275674A (en) | 2000-12-06 |
| CN1125917C CN1125917C (en) | 2003-10-29 |
Family
ID=15518283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00108959A Expired - Fee Related CN1125917C (en) | 1999-05-31 | 2000-05-24 | Radiation hole for casing and metal mould for formation of casing |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP4280358B2 (en) |
| CN (1) | CN1125917C (en) |
| ES (1) | ES2188317B1 (en) |
| IT (1) | IT1320362B1 (en) |
| TW (1) | TW432158B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101413421B (en) * | 2007-10-15 | 2011-05-11 | 雅马哈发动机株式会社 | Engine noise reducing apparatus |
| CN101970283B (en) * | 2008-03-31 | 2013-03-06 | 本田技研工业株式会社 | Ventilation structure for scooters |
| CN113396100A (en) * | 2019-03-28 | 2021-09-14 | 本田技研工业株式会社 | Saddle-ride type vehicle |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014034804A (en) * | 2012-08-08 | 2014-02-24 | Caterpillar Sarl | Cover for construction machine and construction machine |
| JP6320773B2 (en) * | 2014-01-31 | 2018-05-09 | 本田技研工業株式会社 | Cooling device for internal combustion engine for saddle riding type vehicle |
| JP6997141B2 (en) * | 2019-07-19 | 2022-01-17 | 本田技研工業株式会社 | Saddle-type vehicle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2936874A (en) * | 1958-04-21 | 1960-05-17 | Lennox Ind Inc | Weatherproof outside air intake louver unit |
| JP2507330B2 (en) * | 1986-06-26 | 1996-06-12 | 株式会社東芝 | Front panel molding method for air conditioners, etc. |
| JP3140231B2 (en) * | 1992-12-28 | 2001-03-05 | 本田技研工業株式会社 | Shroud opening structure for cooling air intake of air-cooled internal combustion engine for vehicles |
-
1999
- 1999-05-31 JP JP15142299A patent/JP4280358B2/en not_active Expired - Fee Related
-
2000
- 2000-04-06 TW TW089106337A patent/TW432158B/en not_active IP Right Cessation
- 2000-05-24 CN CN00108959A patent/CN1125917C/en not_active Expired - Fee Related
- 2000-05-25 IT IT2000TO000474A patent/IT1320362B1/en active
- 2000-05-25 ES ES200001323A patent/ES2188317B1/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101413421B (en) * | 2007-10-15 | 2011-05-11 | 雅马哈发动机株式会社 | Engine noise reducing apparatus |
| CN101970283B (en) * | 2008-03-31 | 2013-03-06 | 本田技研工业株式会社 | Ventilation structure for scooters |
| CN113396100A (en) * | 2019-03-28 | 2021-09-14 | 本田技研工业株式会社 | Saddle-ride type vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000337146A (en) | 2000-12-05 |
| TW432158B (en) | 2001-05-01 |
| ITTO20000474A1 (en) | 2001-11-25 |
| CN1125917C (en) | 2003-10-29 |
| ES2188317B1 (en) | 2004-08-16 |
| ITTO20000474A0 (en) | 2000-05-25 |
| JP4280358B2 (en) | 2009-06-17 |
| ES2188317A1 (en) | 2003-06-16 |
| IT1320362B1 (en) | 2003-11-26 |
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