WO1994019107A1 - Mobile crusher - Google Patents
Mobile crusher Download PDFInfo
- Publication number
- WO1994019107A1 WO1994019107A1 PCT/JP1994/000298 JP9400298W WO9419107A1 WO 1994019107 A1 WO1994019107 A1 WO 1994019107A1 JP 9400298 W JP9400298 W JP 9400298W WO 9419107 A1 WO9419107 A1 WO 9419107A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- crusher
- pressure
- self
- hydraulic
- bottom plate
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
- B02C21/02—Transportable disintegrating plant
Definitions
- the present invention relates to a self-propelled crushing machine for crushing a crushed material such as concrete ash at a building demolition site.
- the present invention relates to a self-propelled crushing machine having a mechanism for controlling the amount of crushed material supplied to the crushing machine.
- the present invention relates to a self-propelled crushing machine having a function of controlling the amount of crushed material supplied to a hopper for supplying the crushed material to the crusher.
- Conventional self-propelled crushing machines are equipped with a pair of right and left traveling bodies as shown in Japanese Utility Model Laid-Open Publication No. Sho 644-32744 and Japanese Patent Laid-Open Publication No. Sho 63-3-7753. It is known that a hopper, a crusher, and a driving device are mounted on a hull body, and a discharge conveyor is mounted between a pair of right and left traveling bodies at a lower part of the vehicle body so as to be able to move up and down.
- This self-propelled crushing machine is capable of self-propelling by rotating a crawler or a wheel, and crushes a crushed material such as a concrete glass and the like into a hopper via a feeder, using a crusher.
- the crushed pieces can be discharged outside the vehicle body by a discharge conveyor.
- the self-propelled crushing machine described in Japanese Unexamined Utility Model Publication No. 64-23 2 744 is a method in which a material to be crushed is put into a hopper and the crushed material is dropped directly from the hopper into the crusher. However, the crushed material is crushed by its own weight. As the material falls along the crusher, the amount of the material to be crushed per unit time sent into the crusher varies depending on the weight of the crushed material and the amount of hopper. The crushed material may be jammed and cannot be sent to the crusher.
- Japanese Patent Application Laid-Open No. 60-139,347 discloses that a comb-shaped plate is swung up and down diagonally to select the size of a conveyed object put into a hopper and to crush it. The feed to be supplied to the machine is disclosed.
- Such feeds can sort the size of the conveyed objects, but cannot control the supply amount, and supply more than the crushing capacity of the crusher, reducing the efficiency of crushing by the crusher, It is not preferable because excessive force acts on the crusher. Disclosure of the invention
- a first object of the present invention is to provide a self-propelled crushing machine capable of effectively releasing a lock of a bottom plate due to clogging of a crushed object in controlling a supply amount of the crushed object to the crusher. Is to do.
- a crusher and a hopper are mounted on a vehicle body provided with a pair of left and right traveling bodies, and the crusher and the hopper are discharged between a pair of left and right traveling bodies of the vehicle body.
- the bottom plate of the hopper is movable toward the inlet of the crusher, and the bottom plate of the hopper and the rotating disk that is rotationally driven are connected by a connecting rod so that the bottom plate reciprocates by rotation of the disk.
- the hydraulic pump discharge oil is supplied by the feeder valve, and the feeder valve is supplied with the first position to supply the pressure oil to the first port and the second position to supply the pressure oil to the second port.
- the first and second ports can be switched from the first position to the second position or from the second position to the first position when the pressure of the first port and the second port becomes equal to or higher than a set pressure.
- a self-propelled crushing machine is provided.
- the feeder valve is set to the first position when the first solenoid is energized, and the second position when the second solenoid is energized, and a key relay for energizing the first and second solenoids.
- the first and second pressure switches that switch to 0 N are provided, and the first and second pressure switches and the key relay are connected to the first or second pressure switches.
- the 2nd pressure switch is turned on, connect so that the 1st or 2nd solenoid which turns on electricity is reverse.
- connection position between the rotating disk and the connecting rod is made variable in the radial direction of the rotating disk so as to change the reciprocating stroke of the bottom plate.
- a protruding portion protruding from the upper surface of the bottom plate is provided at the rear end of the bottom plate in the feed direction of the crushed object.
- a vehicle having a traveling device and capable of self-propelled traveling is provided.
- a crusher mounted on the vehicle body and crushing the object to be crushed
- a hopper provided above the crusher, for charging the crushed material into the crusher;
- Crushed object charging means for sequentially charging the crushed material to be crushed into the crusher; driving means for driving the crushed material charging means to reciprocate; Self-propelled crushing characterized by comprising a drive control means for detecting a state and automatically switching an operation mode of the drive means from a normal crushed material input mode to a mouth state release mode.
- a machine is provided.
- the drive control unit detects that the lock state has been released during the operation of the lock state release mode, and changes the operation mode of the drive unit from the lock state release mode to the locked state. It is preferable to automatically return to the crushed material input mode.
- the drive device is constituted by a hydraulic motor having first and second hydraulic supply ports, and is driven in the normal rotation direction by supply of hydraulic pressure from a hydraulic source to the first hydraulic supply port, so that the drive unit is driven. It can be configured to operate in the crushed material charging mode, to be driven in the reverse direction by the supply of hydraulic pressure from the hydraulic pressure source to the second hydraulic supply port, and to operate in the lock release mode.
- the drive control means has a pressure detection means disposed in a hydraulic pressure supply path to the hydraulic pressure source and the first hydraulic pressure supply port, and the pressure detection means detects the pressure by the pressure detection means.
- the drive means may include a link means for converting the rotational drive force of the hydraulic motor into a linear motion force and transmitting the linear drive force to the bottom plate.
- the link means includes: a rotating member that is driven to rotate by the hydraulic motor; It is possible to configure a link member connected to a position offset by a predetermined distance and the other end connected to one end of the bottom plate in the reciprocating movement direction.
- the reciprocating stroke of the bottom plate can be varied by changing the offset amount of the contact point between the link member and the rotating member with respect to the rotation center.
- the bottom plate may have a stepped protrusion at a rear end in a conveying direction of the crushed object.
- the self-propelled crusher of the present invention is desirably provided with a discharge conveyor that can be turned upside down.
- a self-propelled crusher comprising a driver's seat, a hopper, a crusher connected to the hopper, and a power source mounted on a vehicle body having a traveling device.
- the crusher is provided at an intermediate portion in the front-rear direction of the vehicle body, the hopper is provided at a front portion of the crusher, and the power source is provided at a rear portion of the crusher, and the cultivator is provided on one side of the crusher A seat is provided, and a crusher motor is provided on the other side of the crusher.
- the bottom plate of the hopper is movable toward the inlet of the crusher, and the bottom plate of the hopper and the rotating disk that is rotationally driven are connected by a connecting rod so that the bottom plate reciprocates by the rotation of the disk.
- the discharge oil of the hydraulic pump is supplied by a feeder valve to the first 'second port of the feeder hydraulic motor that rotates the disk, and the feeder valve supplies pressure oil to the first port. It is possible to switch between the first position and the second position for supplying pressurized oil to the second port, and when the pressure of the first and second ports exceeds a set pressure, the second position is switched from the first position to the second position.
- a self-propelled crushing machine characterized in that it can be switched from a first position or a second position to a first position.
- FIG. 1 is an overall side view showing a self-propelled crushing machine according to a preferred embodiment of the present invention
- FIG. 2 is a front view of the self-propelled crushing machine according to the preferred embodiment of the present invention shown in FIG. 1,
- FIG. 3 is a plan view of the self-propelled crushing machine according to the preferred embodiment of the present invention shown in FIG. 1,
- Fig. 4 is a detailed side view of the discharge conveyor
- Fig. 5 is a detailed sectional view of the hopper
- FIG. 6 is a hydraulic circuit diagram showing a hydraulic system adopted to drive the hopper bottom plate in the self-propelled crushing machine according to the preferred embodiment of the present invention
- FIG. 7 is a circuit diagram of a control circuit for controlling a hydraulic system driving a bottom plate of a self-propelled crushing machine according to a preferred embodiment of the present invention
- FIG. 8 is employed in a preferred embodiment of the present invention. Enlarged view of the main part of the feeder,
- FIG. 9 is a partially broken plan view of the feeder shown in Fig. 8, and FIG. 10 is a front view showing another example of the feed plate.
- a pair of left and right track frames 3 and 3 are attached to the lower left and right sides of the vehicle body 1 via cross members 2.
- the truck frame 3 is provided with a hydraulic motor 17, a sprocket 4 driven by the hydraulic motor 17, and an idler 5.
- a track 6 is wound around the sprocket 4 and the idler 5 to form a track-type running mechanism 7.
- the pair of left and right traveling mechanisms 7, 7 constitutes a traveling device 19.
- the crawler-type traveling device 19 is employed, but for example, a wheel-type traveling device may be employed.
- a hydraulic system having a hopper 11, a hydraulically driven crusher 8, and a valve group 9 is provided on the vehicle body 1. Further, an engine 10 is mounted on the vehicle body as a drive source of a hydraulic system. A portion of the body 1 protruding to one side from one side surface 8a of the crusher 8 is provided with a handrail 12 to serve as an operator's boarding floor 13. The operator's boarding floor 13 is provided with a pair of left and right traveling levers 14, 14. Further, an operation lever 15 for controlling the hopper 11 and the crusher 8 by operating the valve group 9 is mounted on an upper portion of the cover 40 provided on the same side as the operator's boarding floor 13.
- a discharge conveyor 16 is disposed between the pair of right and left traveling mechanisms 7 and 7 so as to be vertically swingable. The loading side 16 a of the discharge conveyor 16 is located below the discharge port of the crusher 8. However, the discharge side 16 b protrudes forward from the traveling mechanism 7 and the vehicle body 1.
- the hopper 11 is supported by a gantry 30 attached to the vehicle body 1, as shown in FIG.
- the bottom plate 31 of the hopper 11 is supported by guide rollers 30a supported above the gantry 30, and can reciprocate horizontally with respect to the inlet 8b of the crusher 8.
- a bracket 31a is provided at an end of the bottom plate 31 farther from the inlet 8b so as to protrude downward.
- the bracket 3 la is connected to one end of the connecting rod 33 by a pin 32 inserted therethrough.
- the other end of the connecting rod 33 is connected to a position eccentric from the rotation center of the rotating disk 34 by a pin 35.
- the recirculating disc 34 is driven to rotate by a hydraulic motor 36. As shown in FIGS.
- a plurality of planting holes 35a for the pins 35 are formed in the rotating disk 34, and the positions of the planting holes 35a in the emission direction, that is, It is possible to configure so that the horizontal stroke of the bottom plate 31 can be changed by changing the offset amount from the rotation center. Also, as shown in FIG. 10, a step 31b is formed at the rear of the upper surface of the bottom plate 31 in the feed direction so that the conveyed object can be pushed to the supply side by the step 31b. It is also possible to configure so as to prevent the slip between the transferred object and the upper surface of the bottom plate 31 and to surely transfer the transferred object.
- the bottom plate 31 is guided by the guide roller 30a via the connecting rod 33 so as to be connected to the rotating disk 34.
- 33 also reciprocates with a stroke corresponding to the offset amount with respect to the rotation center of the rotating disk at the connection position. Due to the reciprocating motion of the bottom plate 31, an inertial force acts on the crushed object on the bottom plate 31, and the crushed object peristally moves in the transport direction due to the inertial force and the weight of the subsequent crushed object, and It is thrown into the crusher 8 at the inlet 8b.
- a drive shaft 20 of the crusher 8 is provided at one end thereof with a flywheel 41 protruding from one side surface 8a, and at the other end portion protruding from the other side surface 8c. It is driven by a hydraulic motor 24 via a pulley 21, a belt 22, and a pulley 23.
- the flywheel 41 is surrounded by the cover 40 on one side, and the pulley 21, the belt 22, and the pulley 23 are surrounded by the cover 42 on the other side.
- a frame 25 is provided with a driving pulley 26 and a driven pulley 27.
- a belt 28 is wound around the driving pulley 26 and the driven pulley 27, and the belt is driven by driving the driving pulley 26 with a hydraulic motor 29.
- the frame 25 is provided with a V-shaped belt guide 30 ′ so that the belt 28 has a V-shape.
- a support piece 31 fixed to the frame 25 is supported by a bracket 3 2 ′ attached to the vehicle body 1 with pins 33 ′ so as to be able to swing up and down, and a support piece 3 4 attached to the frame 25 is provided.
- the vehicle 1 are connected by connecting members such as turnbuckles, rods, wires, etc., and by changing the length of the connecting members, the discharge conveyor 16 moves between the upward inclined position and the horizontal position. Can be turned upside down. Since the present embodiment is configured as described above, when the material to be crushed is put into the hopper 11, the bottom plate 31 once receives the material to be crushed, and then the material to be crushed is reciprocated by the bottom plate 31. Into the inlet 8b of the crusher 8 and fall. As a result, almost the same amount of crushed material can be sent to the crusher 8 per unit time even if the weight of the crushed material and the amount charged in the hopper change. Accordingly, stable crushing can be performed by the crusher 8, and the crushed material does not clog the hopper 11.
- connecting members such as turnbuckles, rods, wires, etc.
- the engine 10 drives the first and second main hydraulic pumps 4 1 ′, 4 2 ′ and the first and second auxiliary hydraulic pumps 4 3, 4 4.
- the discharge pressure oil of the second main hydraulic pumps 4 1 ′, 4 2 ′ is supplied to the left and right traveling hydraulic motors 47, 48 by the left and right traveling valves 45, 46, and is supplied to the crusher valve 49 by the left and right traveling hydraulic motors 47, 48.
- the left and right traveling valves 45, 46 can switch the pilot pressure oil from the pilot valve operated by the pair of left and right traveling levers 14, 14.
- the crusher valve 49 is switched by an operating lever 15.
- the discharge path 43a of the first auxiliary hydraulic pump 43 is connected and controlled by the feeder valve 50 to the first and second circuits 51, 52.
- the first and second circuits 51, 52 are
- the feeder hydraulic motor 54 is connected to the first and second ports 54a, 54b of the feeder hydraulic motor 54 via the counterbalance valve 53.
- the feeder valve 50 is held at the neutral position A, and the first The first and second circuits 51 and 52 are in the first position B when the current 55 is energized and the second position C when the second solenoid 56 is energized.
- Pressure switches 57 and 58 are provided.
- the second auxiliary hydraulic pump 44 is supplied to a conveyor hydraulic motor 29 by a conveyor valve 64.
- the first and second solenoids 55, 56 are connected to a power supply via a key relay 59 and a main switch 60, and the key relay 59 is a reset coil.
- the contact piece 59a is connected to the first terminal 59b, and when power is supplied to the set coil 62, the contact piece 59a is connected to the second terminal 59c. Hold.
- the first terminal 59b connects to the first solenoid 55
- the second terminal 59c connects to the second solenoid 56, which is the first 'second solenoid 55, 56. Is connected to emergency stop switch 63.
- the first solenoid 55 When the main switch 60 is turned on, the first solenoid 55 is energized and the feeder valve 50 is set to the first position B, and pressure oil is supplied to the first port 54 a of the feeder hydraulic motor 54. Supplied in one direction, for example, forward rotation.
- the bottom plate 31 of the hopper 11 performs a predetermined stroke reciprocating motion via the connecting rod 33 and throws the crushed material into the crusher 8.
- the set coil 62 is energized, the contact piece 59a is connected to the second terminal 59c, and the second coil 56 is energized, so that the feeder valve 50 is in the second position C. Since the pressure oil is supplied to the second port 54b of the feeder hydraulic motor 54 in the other direction (reverse rotation), the bottom plate 31 is restored. The main switch 60 is turned off to stop the power supply to the second solenoid 56 before the bottom plate 31 moves forward again.
- the bottom plate 31 moves forward again and collides with the object to be crushed and locks, so that the pressure in the second circuit 52 rises and the second switch Switch 58 is turned on, and the reset coil 61 is energized to connect the contact piece 59a to the first contact 59b, so that the first coil 55 is energized and the feeder valve 50 is energized.
- the feeder hydraulic motor 54 rotates in the negative direction (forward rotation), the bottom plate 31 returns again, and the hook is released.
- the left and right traveling hydraulic motors 4 7, 4 8 and the crusher hydraulic motor 2 are driven by the first and second main hydraulic pumps 4 1 ′ and 4 2 ′. 4 is driven, and the discharge hydraulic oil of the first and second auxiliary hydraulic pumps 43, 44 is supplied to the feeder hydraulic motor 54 and the conveyor hydraulic motor 29, respectively.
- the number of tills of each hydraulic motor can be controlled independently.
- the flow control valve 64 is provided in the discharge path 43a of the first auxiliary hydraulic pump 43, the flow rate supplied to the feeder hydraulic motor 54 is controlled arbitrarily to control the hydraulic pressure for the crusher.
- the rotational speed difference with the motor 24 the supply amount of the material to be crushed and the crushing capability can be matched.
- Feeder hydraulic motor 54 rotates in reverse to release the lock. Therefore, it is not necessary to crush the clogged crushed material using a hand-bracing force or the like, and the unlocking operation is simplified.
- the conveyed object put into the hopper 2 can be dropped and supplied by an amount corresponding to the stroke of the reciprocating motion, and the conveyed object in the hopper 2 can be supplied at a predetermined amount. Since the feed plate 3 is reciprocated by using the hydraulic motor 5, an overload of the hydraulic motor 5 can be prevented by a relief valve provided in a circuit connecting the hydraulic motor 5 and the hydraulic pump. However, even if the conveyed object is clogged at the exit side, even if the feed plate 3 does not move, no excessive force will be applied.
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Disintegrating Or Milling (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/501,078 US5580004A (en) | 1993-02-26 | 1994-02-24 | Self-propelled crushing machine |
EP94907681A EP0685264B1 (en) | 1993-02-26 | 1994-02-24 | Mobile crusher |
DE69421904T DE69421904T2 (de) | 1993-02-26 | 1994-02-24 | Mobile brecheranlage |
KR1019950703464A KR0167013B1 (ko) | 1993-02-26 | 1994-02-24 | 자주식 파쇄기 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP007513U JPH0665341U (ja) | 1993-02-26 | 1993-02-26 | フィーダ |
JP03822993A JP3166947B2 (ja) | 1993-02-26 | 1993-02-26 | 自走式破砕機械 |
JP5/38229 | 1993-02-26 | ||
JP5/7513U | 1993-02-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1994019107A1 true WO1994019107A1 (en) | 1994-09-01 |
Family
ID=26341809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1994/000298 WO1994019107A1 (en) | 1993-02-26 | 1994-02-24 | Mobile crusher |
Country Status (5)
Country | Link |
---|---|
US (1) | US5580004A (ja) |
EP (1) | EP0685264B1 (ja) |
KR (1) | KR0167013B1 (ja) |
DE (1) | DE69421904T2 (ja) |
WO (1) | WO1994019107A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5716014A (en) * | 1993-08-13 | 1998-02-10 | Komatsu Ltd. | Self-advancing crushing machine |
JP2777773B2 (ja) * | 1993-10-25 | 1998-07-23 | 株式会社小松製作所 | 自走式破砕機械 |
US5762446A (en) * | 1994-01-07 | 1998-06-09 | Manatts Inc. | Methods & means for on-roadway recycling of pavement and recovering steels therefrom |
JP3449643B2 (ja) * | 1994-07-20 | 2003-09-22 | 株式会社小松製作所 | 自走式破砕機械の破砕機制御装置 |
KR0167853B1 (ko) * | 1995-01-23 | 1999-01-15 | 안자키 사토루 | 이동식 크러셔 및 크러셔의 제어방법 |
JP3646812B2 (ja) * | 1995-05-02 | 2005-05-11 | 株式会社小松製作所 | 移動式破砕機の制御回路 |
JP2867235B2 (ja) * | 1996-01-12 | 1999-03-08 | 株式会社小松製作所 | 自走式土質改良機 |
US5911373A (en) * | 1996-08-21 | 1999-06-15 | Reid; Donald W. | Self-propelled rock crushing machine |
US6332582B1 (en) | 1998-06-26 | 2001-12-25 | Komatsu Ltd. | Self-propelled crushing machine |
KR100871307B1 (ko) * | 2001-07-27 | 2008-12-01 | 가부시키가이샤 고마쓰 세이사쿠쇼 | 파쇄장치, 그의 간격조정장치 및 이들을 탑재한 이동식파쇄기 |
JP2004188326A (ja) * | 2002-12-11 | 2004-07-08 | Hitachi Constr Mach Co Ltd | 自走式破砕機 |
WO2005028117A1 (ja) * | 2003-09-18 | 2005-03-31 | Komatsu Ltd. | 移動式木材破砕機 |
CN103274231A (zh) * | 2013-06-17 | 2013-09-04 | 鹤壁市煤化机械有限责任公司 | 低轨大倾角往复式给料机 |
EP2837583B1 (en) * | 2013-08-14 | 2015-10-14 | Sandvik Intellectual Property AB | Mobile bulk material processing apparatus with slewing conveyor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6240687Y2 (ja) * | 1982-05-27 | 1987-10-17 | ||
JPS6432744U (ja) * | 1987-08-19 | 1989-03-01 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4073445A (en) * | 1976-12-01 | 1978-02-14 | S & S Corporation | Feeder crusher |
US4580732A (en) * | 1982-03-04 | 1986-04-08 | Mantell Myron E | Filter cake processing method and mechanism |
JPS60139347A (ja) * | 1983-12-27 | 1985-07-24 | 富士鋼業株式会社 | 移動式コンクリ−トクラツシヤ− |
JPS6240687A (ja) * | 1985-08-19 | 1987-02-21 | Fujitsu Ltd | 磁気バブルメモリ素子 |
US4765546A (en) * | 1986-02-24 | 1988-08-23 | Stewart Gerald W | Jaw-type crushing apparatus |
JPS6377553A (ja) * | 1986-09-18 | 1988-04-07 | 川崎重工業株式会社 | 移動式破砕機 |
DE3822801A1 (de) * | 1988-07-06 | 1990-01-11 | Orenstein & Koppel Ag | Einrichtung zum zerkleinern von, insbesondere weicheren materialien |
US4961542A (en) * | 1989-02-03 | 1990-10-09 | Leroy E. DenBesten | Material reducer |
JPH03130859A (ja) * | 1989-10-17 | 1991-06-04 | Nippon Telegr & Teleph Corp <Ntt> | メモリ転送回路 |
US4997135A (en) * | 1990-01-29 | 1991-03-05 | Zehr Melvin A | Grinding apparatus |
DE4008176A1 (de) * | 1990-03-12 | 1991-09-19 | Kloeckner Becorit Gmbh | Strassengaengig transportierbare brechanlage |
AT396435B (de) * | 1991-12-18 | 1993-09-27 | Frick Dietmar | Fahrbare brecheinrichtung |
-
1994
- 1994-02-24 EP EP94907681A patent/EP0685264B1/en not_active Expired - Lifetime
- 1994-02-24 KR KR1019950703464A patent/KR0167013B1/ko not_active IP Right Cessation
- 1994-02-24 WO PCT/JP1994/000298 patent/WO1994019107A1/ja active IP Right Grant
- 1994-02-24 DE DE69421904T patent/DE69421904T2/de not_active Expired - Fee Related
- 1994-02-24 US US08/501,078 patent/US5580004A/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6240687Y2 (ja) * | 1982-05-27 | 1987-10-17 | ||
JPS6432744U (ja) * | 1987-08-19 | 1989-03-01 |
Non-Patent Citations (1)
Title |
---|
See also references of EP0685264A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP0685264A1 (en) | 1995-12-06 |
KR0167013B1 (ko) | 1999-01-15 |
DE69421904T2 (de) | 2000-04-20 |
DE69421904D1 (de) | 2000-01-05 |
US5580004A (en) | 1996-12-03 |
EP0685264B1 (en) | 1999-12-01 |
EP0685264A4 (en) | 1997-04-09 |
KR960700818A (ko) | 1996-02-24 |
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