CN1231975A - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
- Publication number
- CN1231975A CN1231975A CN 99104505 CN99104505A CN1231975A CN 1231975 A CN1231975 A CN 1231975A CN 99104505 CN99104505 CN 99104505 CN 99104505 A CN99104505 A CN 99104505A CN 1231975 A CN1231975 A CN 1231975A
- Authority
- CN
- China
- Prior art keywords
- exch
- water tank
- chilled water
- fabricated section
- water
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 96
- 239000000498 cooling water Substances 0.000 abstract description 43
- 238000002485 combustion reaction Methods 0.000 description 22
- 238000001816 cooling Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005219 brazing Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
- F28F9/002—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core with fastening means for other structures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0246—Arrangements for connecting header boxes with flow lines
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Details Of Heat-Exchange And Heat-Transfer (AREA)
Abstract
A heat exchanger is connected directly to a device to be cooled. The heat exchanger comprises a heat radiating unit and a first cooling water tank and a second cooling water tank disposed on the opposite sides of the heat radiating unit, respectively. The first cooling water tanks is provided with an inlet port and the second cooling water tank is provided with an outlet port. A mounting member provided with through holes corresponding to the inlet port and the outlet port is connected to the cooling water tanks so that the through holes correspond to the inlet port and the outlet port, and the mounting member is attached to the device to be cooled so that the through holes thereof are connected directly to an inlet port and an outlet port of the device to be cooled, respectively.
Description
The present invention relates to a kind of H Exch, it can accurately be fixedly mounted on the bearing set of H Exch with a fabricated section.
H Exch is used to combine with a water-cooled internal combustion engine that is contained on vehicle such as automobile or the motor bike as the radiator of disclosed prior art in Japanese Patent JP-U63-48918 number, and this radiator often leaves combustion engine and is provided with and is installed in the front portion of car body.A kind of so traditional H Exch has a heat-sink unit and an a pair of chilled water tank that is connected to its both sides that is provided with heat radiation wing and pipe.H Exch by the high-strength and solid erecting frame clamping that can surround heat-sink unit and a pair of chilled water tank, as a means of protecting also clamping H Exch securely.Erecting frame is placed on the correct position of an elasticity rim spare.H Exch just has a huge outside dimension and weight like this, needs the high manufacturing expense of a plurality of partial sums.In addition, when the air cooling combustion engine with motor bike changes the water-cooled internal combustion engine of exerting oneself higher into, be difficult in the car body of not increased in size of small motorcycle and find the status of settling H Exch.
Therefore, an object of the present invention is to provide a kind of that make improvements, inexpensive, small and light H Exch within it, it can be installed in the narrow space suitably.
According to first scheme of the present invention, the H Exch that is directly connected on the device that will be cooled has: a heat-sink unit; The a pair of chilled water tank that is separately positioned on its both sides; Wherein any or two chilled water tanks are provided with water inlet and water outlet; Fabricated section that is provided with through hole is connected on any or two chilled water tanks, and through hole is aimed at water inlet and water outlet respectively, and the through hole of fabricated section also is directly connected to respectively on the water inlet and water outlet of the device that will be cooled simultaneously.
The water inlet of H Exch and the relation of the position between the water outlet can be adjusted to the water inlet and the relation of the position between the water outlet of will be cooled device such as combustion engine exactly and can be fixed up exactly by mounted piece.Therefore, H Exch can directly, firmly and easily be attached on the device that will be cooled.Because H Exch directly is attached on the device that will be cooled, so passage can be lacked, pipeline can be simplified, expense can reduce, thereby the load on the pump can be lower, because the resistance of passage is lower.
Fabricated section can be provided with connect apertures, utilizes this hole fabricated section to be fixed on securely on the device that will be cooled.
In the chilled water tank any or two can be provided with recess so that can admit the fastener that inserts by connect apertures by loosely.Recess can make the work that fabricated section is attached on the device that will be cooled carry out easily.
Fabricated section can be connected on the bottom of H Exch so that H Exch directly is attached to the top of the device that will be cooled.
Fabricated section can be connected on the top of H Exch so that H Exch directly is attached to the bottom of the device that will be cooled.
Fabricated section can be connected to the chilled water tank that is provided with water inlet and be provided with on the chilled water tank of water outlet.This a pair of chilled water tank mounted piece securely is being connected with the device that will be cooled, and H Exch has high strength and stiffness, and without any need for reinforcing member such as erecting frame.Therefore H Exch can be made into light and little structure, and can reduce its part number, fitting work and manufacturing expense.
Fabricated section can be linked on the chilled water tank that is provided with water inlet or water outlet, and the chilled water tank that is provided with water inlet or water outlet can easily be connected on the device that will be cooled with fabricated section.
H Exch can be provided with the chilled water tank that connection pipe will not be connected on the fabricated section and be connected on another water inlet or water outlet that is connected to the chilled water tank on the fabricated section, and this connection pipe is extensible by radiating fin and fabricated section.This a pair of chilled water tank can firmly and stanchly be connected one with connection pipe and catch up with.
Fabricated section also can be provided with louvre.Air can flow to by the louvre of fabricated section in the heat-sink unit of H Exch so that improve the heat-exchange capacity of H Exch.
Near the louvre of fabricated section, also can baffle plate be set, so also can further improve the heat-exchange capacity of H Exch so that direct air makes it flow to heat-sink unit by louvre effectively.
Above-mentioned working as after reading the explanation of doing below in conjunction with accompanying drawing with other purposes, characteristics and advantage of the present invention, can be more clear.In the accompanying drawings:
Fig. 1 is the side elevation view that is provided with according to the summary of the water-cooled internal combustion engine of the H Exch of first embodiment of the invention;
Fig. 2 is the front elevation of H Exch among Fig. 1;
Fig. 3 is the planar view of H Exch among Fig. 1;
Fig. 4 is the front elevation according to the H Exch of second embodiment of the invention;
Fig. 5 is the planar view of H Exch among Fig. 4;
Fig. 6 is the planar view of the amended H Exch of H Exch among first embodiment;
Fig. 7 is the side elevation view according to the H Exch of third embodiment of the invention;
Fig. 8 is the preceding elevation view that the part of H Exch among Fig. 7 is cut;
Fig. 9 is the transparent view of the amended H Exch of H Exch another time of process among first embodiment;
Figure 10 is the transparent view of the H Exch after the third revision among first embodiment;
Figure 11 is the transparent view according to the H Exch of fourth embodiment of the invention;
Figure 12 is the preceding elevation view of H Exch among Figure 11; And
Figure 13 is the side elevation view of H Exch among Figure 11.
Now in conjunction with the H Exch of Fig. 1 to 3 explanation according to first embodiment of the invention.Otto cycle, single-cylinder water-cooling combustion engine (being called " water-cooled internal combustion engine " from now on for short) 1 device that promptly will be cooled and a combined with transmission become a power unit, and this power unit is installed in the motor scooter that comprises two-wheeled, three-wheel or be used for the four-wheel in uneven soil.Water-cooled internal combustion engine 1 has the crank case 2 of a division, cylinder block 3, a cylinder head 4 and a cylinder skull 5.Cylinder block 3 is linked to the front end of crank case 2, the central axis of the cylinder-bore (not shown) of making in cylinder block 3 essentially horizontally extends longitudinally, cylinder head 4 gentle cylinder head covers 5 are placed on the front end of cylinder block 3 by this order, and cylinder block 3, cylinder head 4 gentle cylinder head covers 5 all are fixed tightly on the crank case 2.Cylinder block 3 integrally is respectively equipped with left and right radiator support 6 and 7 at it near becoming on the left and right end position of cylinder head 4.On left and right radiator support 6 and 7, be shaped on left and right cooling-water duct 8 and 9 respectively.Right cooling-water duct 9 is connected on the cooling-water chamber of making in cylinder block 3 and cylinder head 4.Left side cooling-water duct 8 is connected on the suction section of a unshowned water pump.
The H Exch 10 that is included in the engine-cooling system that is used for cooling off water-cooled internal combustion engine 1 is that radiator has: a heat-sink unit and divide the left and right chilled water tank 11 and 12 that is located at its left and right side.Heat-sink unit has a plurality of parallel and flat radiating fins 13, and their vertical plane surface promptly is parallel to vertically being arranged on together of cylinder block to both sides at regular intervals; And the cooling water pipe 14 with circular cross section, these water pipes extend through radiating fin 13 between the inwall 11a separately of two chilled water tanks 11 and 12 and 12a.Cooling water pipe 14 is aligned to three level rows and five vertical row.Chilled water tank 11 and 12 and the member of H Exch 10 make by aluminum or aluminum alloy.The inwall 11a that passes chilled water tank 11 and 12 of cooling water pipe 14 and the two ends of 12a by flange as shown in Figure 2, and these two ends are brazed into respectively on the inwall 11a and 12a of chilled water tank 11 and 12.Radiating fin 13 is brazed on the cooling water pipe 14.
When the cooling water expansion tank in the cooling-water chamber that is not illustrated of water-cooled internal combustion engine 1 was heated to above predetermined temperature after water-cooled internal combustion engine 1 starts, calorstat that is not illustrated just started the cooling water expansion tank that water pump makes engine-cooling system and begins circulation.In cooling-water chamber, be heated to cooling-water duct 9 and the connection pipe 16 of hi-heat flow of cooling water by right radiator support 7 and enter in the right chilled water tank 12, flow through cooling water pipe 14 then and enter in the left chilled water tank 11.Cooling water expansion tank is cooled when flowing through the cooling water pipe 14 of H Exch 10.The flow of cooling water that is cooled like this is by the cooling-water duct 8 of connection pipe 15 and left radiator support 6, and the suction section that flows through water pump then enters in the water pump.Water pump with this cooling water pump that is cooled in the cooling-water chamber of water-cooled internal combustion engine 1.
Radiating fin 13 and cooling water pipe 14 are exposed on from the preceding side inflow of H Exch 10 and by under the air of H Exch 10, cooling water expansion tank are cooled effectively.
Because H Exch 10 is set at the vicinity of the cooling-water chamber of water-cooled internal combustion engine 1, engine-cooling system has simple structure and short passage.Therefore, have only little load to be added on the water pump, water pump can have light little structure, and the consumption of fuel of water-cooled internal combustion engine 1 can be enhanced.
Because connection pipe 15 and 16 is brazed on the diapire 11b and 12b of chilled water tank 11 and 12, so H Exch 10 is strong.And the centre distance between connection pipe 15 and 16 can be determined suitably by adapter plate 17, and two connection pipes 15 and 16 are overlapped with the cooling-water duct 8 and 9 of radiator support 6 and 7 respectively.
The cylinder block 3 of water-cooled internal combustion engine 1 is made by die casting, and is therefore highly strong.Owing to are fixed on connection pipe 15 and 16 and are brazed into the chilled water tank 11 of H Exch 10 and top that 12 diapire 11b and the adapter plate 17 on the 12b also are linked to strong cylinder block 3, so the strength and stiffness of H Exch 10 can further improve.
Do not need any erecting frame surround H Exch because H Exch 10 does not resemble traditional H Exch, so H Exch 10 can be made into light minor structure, the less partial sum fitting work of need only, and can be with the low manufacture costs manufacturing.
Because cooling water pipe 14 has circular cross-sectional plane, so cooling water pipe 14 is firm and have a high bending strength.Because the two ends of cooling water pipe 14 in the inboard of the inwall 11a of chilled water tank 11 and 12 and 12a by flange and brazing thereon, therefore the strength and stiffness of the heat-sink unit of H Exch 10 are more than the height of crinkled gilled radiator, the simple structure of H Exch 10 and light and handy, only need less part, can be with the low manufacture costs manufacturing.Because right chilled water tank 12 is provided with water-filling mouth 19 and cover 20 and covers, so H Exch 10 can easily inject with cooling water expansion tank or replenish, as long as remove from water-filling mouth 19 covering 20.
Consulting Figure 4 and 5, is that radiator has a heat-sink unit according to the H Exch 21 of second embodiment of the invention, comprises a heat-sink unit and is located at the left and right chilled water tank 11 and 12 of its and arranged on left and right sides.Heat-sink unit has a plurality of flat cooling water pipes 22 and extends along the horizontal plane between two water pots 11 and 12 separately, other have the crinkled radiating fin that forms 23 to be disposed between the adjacent flat cooling water pipe 22 and brazing thereon.The surface that flat cooling water pipe is flat with it is provided with to such an extent that extend by the flow direction of H Exch 21 is parallel with air flows, thereby the resistance of 21 pairs of the Hs Exch air flows by wherein can be lower.Because the crinkled radiating fin that forms 23 has huge dissipating area, so H Exch 21 can be with high heat dissipation rate heat radiation.
Figure 6 shows that a kind of modification of H Exch among first embodiment, the set left and right chilled water tank 11 and 12 of this H Exch has big thickness, its bight is by recessed simultaneously, form recess 11c and 12c respectively, adapt to so that be tightened on the head 18a of the bolt 18 on the radiator support of water-cooled internal combustion engine with screw thread with inserting by the hole of making on the adapter plate 17.This recess 11c and 12c can make the work that screws bolt 18 carry out easily.
Shown in Fig. 1 to 6 in the foregoing description the design of H Exch consider it is arranged on the top of cylinder block of water-cooled internal combustion engine 1.Then consider it is clamped on the support that stretches out downwards from the cylinder head 4 of water-cooled internal combustion engine 1 in the design of the H Exch shown in Fig. 7 and 8 25 according to third embodiment of the invention.Shown in Fig. 7 and 8, the H Exch 25 of the 3rd embodiment is identical at textural H Exch 10 with first embodiment basically, so its further instruction is omitted.
The another kind of the H Exch 10 that H Exch 10 shown in Figure 9 is first embodiment shown in Fig. 1 to 3 is revised.As shown in Figure 9, be provided with vent 17a on the adapter plate 17 in this H Exch 10.Vent 17a can flow air along the upper surface of water-cooled internal combustion engine 1, thereby flow through the space between radiating fin 13, and air can be flowed downward by the space between radiating fin 13, thereby can improve the cooling power of H Exch 10.
H Exch shown in Figure 10 is the third modification of the H Exch of first kind of embodiment shown in Figure 1.As shown in figure 10, the adapter plate 17 of this H Exch is provided with vent 17a and one and is located at the baffle plate 26 to fovea superior below the adapter plate 17.Baffle plate 26 can and be strengthened adapter plate 17 with airguide vent 17a.
Figure 11 to 13 illustrates the H Exch according to fourth embodiment of the invention.Shown in Figure 11 and 12, this H Exch has a heat-sink unit, one and goes up chilled water tank 28, a following chilled water tank 29 and an adapter plate 33 that is attached to down on chilled water tank 29 outer walls.Last chilled water tank 28 and following chilled water tank 29 be set at respectively the top of heat-sink unit with below.
Heat-sink unit has a plurality of flat radiating fins 30, they are in vertical direction by certain a plurality of flat seams that are spaced into, the cooling water pipe 31 of a plurality of circles extends in vertical direction, they pass inwall 28a separately and the 29a and the radiating fin 30 of chilled water tank 28 and 29, and connection pipe 32 vertically passes radiating fin 31 and extends between the preceding right corner portion of two chilled water tanks 28 and 29.The bottom of connection pipe 32 extends through down the outer wall of chilled water tank 29 and adapter plate 33 and stretches out downwards from adapter plate 33.There is a coupling bush 34 to be fitted on the bottom of connection pipe 32.Also have a coupling bush 35 to extend through down the back left comer portion of outer wall 29b of chilled water tank 29 and adapter plate 33 and stretch out downwards from adapter plate 33, this coupling bush 35 is just in time stood far apart facing each other on the oblique angle direction with the coupling bush 34 in preceding right corner portion.The two ends of circular cooling water pipe 31 are similar to the two ends of the cooling water pipe 14 of first embodiment shown in Fig. 1 to 3, pass the inwall 28a of chilled water tank 28 and 29 and 29a and brazing thereon.
Air flows along the radiating fin 30 that is located between two chilled water tanks 28 and 29.Last chilled water tank 28 stably is bearing in down on the chilled water tank 29 by circular cooling water pipe 31 and connection pipe 32.If there are the two ends of a strap stiffener that is not illustrated to be connected to down the sidewall 29c of chilled water tank 29 in coupling bush 35 1 sides, with on the last chilled water tank 28 with sidewall 29c corresponding side walls 28c on, this strap stiffener can be used to last chilled water tank is bearing in stabilized conditions so.
Be illustrated as and be used for water-cooled internal combustion engine though embody H Exch of the present invention, this device also can be used to cool off the compressor that is included in the a/c system.
Though the present invention is illustrated with the preferred embodiment that it has certain particular content, obviously its content still can be done many changes and variation.Therefore should be understood that the present invention under the condition of not leaving its scope and spirit, the mode that the available this paper of being different from specified realizes.
Claims (10)
1. a H Exch can be directly connected on the device that will be cooled, and said H Exch has:
A heat-sink unit; With
The a pair of chilled water tank that is located at the heat-sink unit both sides respectively;
It is characterized by, in the chilled water tank any or two are provided with a water inlet and a water outlet, there is a fabricated section that is provided with through hole to be connected on any or two chilled water tanks, make through hole corresponding with water inlet and water outlet respectively, the through hole of fabricated section also is directly connected to respectively on the water inlet and water outlet of the device that will be cooled simultaneously.
2. according to the H Exch of claim 1, it is characterized by, fabricated section is provided with connect apertures.
3. according to the H Exch of claim 2, it is characterized by, any in the chilled water tank or two are provided with recess, so that can admit the fastener that inserts by connect apertures by loosely.
4. according to the H Exch of claim 1, it is characterized by, fabricated section is connected on the bottom of H Exch.
5. according to the H Exch of claim 1, it is characterized by, fabricated section is connected on the top of H Exch.
6. according to the H Exch of claim 1, it is characterized by, fabricated section is connected to the chilled water tank that is provided with water inlet and is provided with on the chilled water tank of water outlet.
7. according to the H Exch of claim 1, it is characterized by, fabricated section is connected to the chilled water tank that is provided with water inlet or is provided with in the chilled water tank of water outlet on any.
8. according to the H Exch of claim 7, it is characterized by, also be provided with the chilled water tank that connection pipe will not be connected on the fabricated section and be connected on another water inlet or water outlet that is connected to the chilled water tank on the fabricated section, this connection pipe extends through radiating fin and fabricated section.
9. according to the H Exch of claim 1, it is characterized by, fabricated section is provided with louvre.
10. according to the H Exch of claim 9, it is characterized by, have a baffle plate to be arranged near the louvre of fabricated section.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP087809/1998 | 1998-03-31 | ||
| JP08780998A JP3980164B2 (en) | 1998-03-31 | 1998-03-31 | Heat exchanger |
| JP087809/98 | 1998-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1231975A true CN1231975A (en) | 1999-10-20 |
| CN1173852C CN1173852C (en) | 2004-11-03 |
Family
ID=13925316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB99104505XA Expired - Fee Related CN1173852C (en) | 1998-03-31 | 1999-03-30 | Heat exchanger |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3980164B2 (en) |
| CN (1) | CN1173852C (en) |
| TW (1) | TW392036B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161561A (en) * | 2013-02-20 | 2013-06-19 | 广西柳工机械股份有限公司 | Radiator |
| CN112792508A (en) * | 2021-01-04 | 2021-05-14 | 南宁市安和机械设备有限公司 | Manufacturing process of water radiator |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003106745A (en) * | 2001-09-28 | 2003-04-09 | Sanyo Electric Co Ltd | Cooling unit |
| JP2005257168A (en) * | 2004-03-11 | 2005-09-22 | Denso Corp | Heat exchanger |
| JP5831390B2 (en) * | 2012-08-10 | 2015-12-09 | カルソニックカンセイ株式会社 | Heat exchanger fixing structure |
-
1998
- 1998-03-31 JP JP08780998A patent/JP3980164B2/en not_active Expired - Fee Related
-
1999
- 1999-03-23 TW TW88104585A patent/TW392036B/en not_active IP Right Cessation
- 1999-03-30 CN CNB99104505XA patent/CN1173852C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161561A (en) * | 2013-02-20 | 2013-06-19 | 广西柳工机械股份有限公司 | Radiator |
| CN112792508A (en) * | 2021-01-04 | 2021-05-14 | 南宁市安和机械设备有限公司 | Manufacturing process of water radiator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3980164B2 (en) | 2007-09-26 |
| CN1173852C (en) | 2004-11-03 |
| JPH11287585A (en) | 1999-10-19 |
| TW392036B (en) | 2000-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041103 Termination date: 20120330 |