CN1130148A - Hose reeling device - Google Patents
Hose reeling device Download PDFInfo
- Publication number
- CN1130148A CN1130148A CN95113157A CN95113157A CN1130148A CN 1130148 A CN1130148 A CN 1130148A CN 95113157 A CN95113157 A CN 95113157A CN 95113157 A CN95113157 A CN 95113157A CN 1130148 A CN1130148 A CN 1130148A
- Authority
- CN
- China
- Prior art keywords
- hose
- reel
- reeling device
- spring
- flexible pipe
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/48—Automatic re-storing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/40—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable
- B65H75/42—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable attached to, or forming part of, mobile tools, machines or vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/33—Hollow or hose-like material
Landscapes
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Storage Of Web-Like Or Filamentary Materials (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to an auto mechanism which is used for supplying and the removing a flexible hose, such as a hydraulic or airbrake hose used by a machining tool guided by a lifting/ well drilling tool vehicle. A hose coiler device is fixed on a jib arm of the lifting/ well drilling tool vehicle. When the hose is unfolded on a reel of the hose, a rope is synchronously wound on a second wound roll and a spring mechanism is tightened by the rope; therefore, when the machining tool is pulled out, the pulled hose is automatically and synchronously raised by the means of releasing tension by the prestressed spring mechanism.
Description
The present invention relates to be used for the hose reeling device of lifting/boring means car.
On the ground/underground structure in, use to have usually the movably lifting of mast/boring means car.Movably mast is connected on the upper frame with driver's cab, and driver's cab is positioned on the underframe again.Mast can be rotated by for example hydraulic efficiency gear and/or carrying cable arrangement, and the upper end of mast has guide piece, can guide by this guide piece and for example carry hawser and hydraulic hose.Carry hawser then and carry Work tool, as, notcher (a slitwall gripper), this notcher is by operating by hydraulic hose.
When using notcher or some similar soil or soil digging tool, need that usually it is reduced to very dark groove or by in the groove that grooving machine excavated.This reduction action is finished by the carrying hawser, and the carrying hawser is connected on winch or kindred organization of upper frame.
The shortcoming of such equipment is, hydraulic hose must be by manually supplying with, and in the process of taking out this notcher, need once more by manually it being pulled out again.
DE4021925 A1 discloses a kind of cable reeling apparatus that is applicable to cable, and it has a cable reel, and is loaded consistently by coil spring, and cable is rolled.Yet such device is not suitable for hydraulic hose, because hydraulic hose is heavier bigger than cable, known device is not designed for the application scenario of strength that need be big like this.
DE2815024 discloses a kind of compensation mechanism that is used for the tensioning of fork lift device hydraulic hose and loads elongation.Yet it is not suitable for supplies with and shifts out hydraulic hose automatically in lifting/boring means car.
Therefore, the purpose of this invention is to provide a kind of supply of hydraulic hose and operatorless device that shifts out of being used for, it is used for the machining tool by lifting/the boring means car is guided.
This purpose reaches like this: the hose reeling device that is used for lifting/boring means car is fixed to this lifting/creep into the mast on the car by anchor fitting, and it has the flexible pipe that can reel, is installed into around axle and rotates; Also have a reel, it rotatably links to each other with hose reel and carries a carrying hawser, and this carrying hawser is rolled-up when launching this flexible pipe, and pre-thus tensioning spring mechanism.
Further aspect of the present invention is limited by dependent claims.
Fundamental point of the present invention is hydraulic pressure or pneumatic hose when its hose reel launches, synchronously a hawser is wound up into down as is parallel on one second reel that this hose reel installs, and, pre-thus tensioning one spring device of described hawser.Therefore, when pulling out machining tool, pre-tensioned spring device is side by side spurred the now released hydraulic hose that before has been drawn out automatically.
The invention has the advantages that spring device can be made of for example mono-spiral spring piece.This spiral spring piece also can comprise several springs that stack mutually, and in order to obtain nonlinear tensioning characteristic, these springs can have different elastic stiffnesss.
Spring device also can be provided with hydraulic pressure or gas spring expediently and substitute coil spring.
At processing unit (plant) or instrument, when being unfolded,, can extraly a locking switch be linked to each other with one of reel and/or hose reel for fear of the tensile load of flexible pipe as notcher, automatically to roll in order to make hydraulic hose, locking switch must be inoperative.
The present invention also further provides a drg, and when reel and/or hose reel surpassed predetermined rotative speed, this drg worked, and under the disconnected situation of this hydraulic hose, this drg prevents that this flexible pipe from extremely fast rolling and cause danger.
Below will the present invention be described with reference to the accompanying drawings, wherein,
Fig. 1 is the part cross sectional drawing according to hose reeling device of the present invention,
Fig. 2 is the lifting/boring means car that has hose reeling device according to of the present invention.
Fig. 3 shows that flexible pipe moves the relation of aspect and length of spring compressed.
In Fig. 1, hose reeling device for example is fixed on the arm 1 by anchor fitting 2 and 7.Hose reeling device is divided into two parts: rigidity part and the part of installing around axle A with rotation mode.For this purpose, anchor fitting 2 has a bearing, and axle 13 is installed in this bearing in rotatable mode, and axle 13 extends vertically and laterally, extends out from hose reel 11 sides that are used for hydraulic hose 12.In the present embodiment, the hose reel 11 that carries hydraulic hose 12 is installed in the left side of anchor fitting 2 in rotatable mode, and on the right side, reel 5 is connected with axle 13, and is used for receiving carrying hawser 6, as wirerope.Hydraulic communication valve 3 is connected with a hydraulic pressure connection pipe 4 of being guided by axle 13 by the sealing member that does not show.Hydraulic pipe 4 is used for around flexible pipe axle 11, link to each other with hydraulic efficiency pressure system on the upper frame that is arranged on lifting/boring means car with communication valve 3 bonded assembly flexible pipes 12.
The cylinder body of installing perpendicular to axis A 8 is fixed on the second mounting support spare 7 rigidly.Have a spring system 10 in the inside of described cylinder body 8, it can point to cylinder body 8 the bottom and by pre-tensioning.For this reason, be provided with the anchor fitting 9 that is used for fixing wirerope 6 in the upper end of spring system 10.
Fig. 2 has shown that the structure according to Fig. 1 is installed in the system on lifting/boring means car 16, and rolling cart 16 has the underframe and the upper frame of band driver's cab.Movably an arm 17 and an auxiliary known arm supporting system 18 are arranged on the upper frame.The last guide that is used to carry hawser 19 is arranged on the upper end of arm 17, and carrying hawser 19 carries processing unit (plant) and hydraulic hose 12.Notcher 15 is fixed to the end of carrying hawser 19, and is connected on the hydraulic hose 12, and operates it by the hydraulic efficiency pressure system that is disposed at it.
When being down into osed top grooving machine 15 in groove or the soil, carrying hawser 19 is launched by reel and the driving machine (both all show) that is arranged on lifting/boring means car 16 upper frames, so that notcher 15 moves in soil or along the groove direction.It launches from hose reel 11 by being applied to the tension force on the hydraulic hose 12.Thus, steel cable 6 is winding on the reel 5 that links to each other with hose reel 11, and thus pulling force is applied on the spring 10 of cylinder interior, and described spring is tensioned.
For pulling out notcher 15, carrying hawser 19 is winding on reel mating reaction, that do not show by driving machine once more, and thus, grooving machine 15 is moved out of groove.Owing to stored spring tension in advance, now, spring 10 is applied to tension force on the wirerope 6, therefore the wirerope 6 that is wound in advance on the hose reel 5 is unfolded from here.Therefore, the hose reel 11 that is connected on the described reel 5 rotates in the direction that flexible pipe is rolled, and the hydraulic hose 12 that before had been unfolded is just rolled automatically.
These whole devices can also be provided with the locking switch that does not show, this switch only allows hydraulic hose to launch under the situation that mechanism unblanks, and only decontrol the flexible pipe of auto reeling.Therefore, in digging, reality can guarantee the tension force release of hydraulic hose.When notcher is drawn out groove, unblank always automatically for example to be undertaken by pneumatic or electronic mode.Under the simplest situation, this locking switch can comprise the toothed ratchet that engages on reel 5 or the flexible pipe axle 11 of taking turns and be connected to.
For guaranteeing safety, a brake system that does not show also can be set, it can be started by for example centrifugal force controlled.Therefore, tear or the situation of the hydraulic hose that fractures under, do not exist remaining flexible pipe not roll to Be Controlled and cause the phenomenon of decreasing base.Above-mentioned catch gear also can be used as drg jointly.Clearly, can use pneumatic hose to replace hydraulic hose.
Because the length of functions of use and arm 17, the length of cylinder body 8 can reach 6m.Hydraulic hose is to have volume to be approximately 21/m or higher, and blank pipe weight is the flexible pipe of about 3.5kg/m.Under the situations of 8 circles of reeling, hose diameter is about the length that the flexible pipe of 50cm reels and is about 36m.
Spring 10 can be the spring that several separate is stacked together mutually, and wherein each spring has identical or different spring stiffness.
If hose reel 11 is set at the left and right sides of arm 17, as be used for supplying with or exhaust hose, then have and two hose reels 11 can be connected to this special advantage on the same hose reel device.Therefore,, have once the single reel of band institute bonded assembly spring type mechanical accumulator also enough here.
Claims (13)
1. hose reeling device that is used for lifting/boring means car (13), it is by anchor fitting (1,2,7) be fixed on lifting/boring means car (13), and have the flexible pipe (12) and a reel (5) that can be winding on the hose reel (11), hose reel (11) is installed into and can rotates around one (A), reel (5) rotatably links to each other with hose reel (11), and carry one the carrying hawser (6), to carry hawser (6) when being unfolded rolled-up when flexible pipe (12), and pre-thus tensioning spring mechanism (8,10).
2. according to the described hose reeling device of claim 1, it is characterized in that: the hydraulic pressure supply pipe (3,4) that is used for hydraulic hose passes through the axle (A) of reel (5) and/or hose reel (11) at least.
3. according to one of aforesaid right requirement described hose reeling device, it is characterized in that: spring device (8) have one be provided with perpendicular to reel (5) and/or hose reel (11) the axle (A) cylinder body (8), and portion has a vertical securable spring device (10) within it, its end is fixed on the carrying hawser (6), and the other end leans against on the anchor fitting (7).
4. according to the described hose reeling device of claim 3, it is characterized in that: spring type mechanical accumulator is made of at least one coil spring.
5. according to the described hose reeling device of claim 3, it is characterized in that: spring type mechanical accumulator comprises a plurality of coil springs with different elastic stiffnesss that are coupled together.
6. according to claim 4 or 5 described hose reeling devices, it is characterized in that: spring type mechanical accumulator comprises the coil spring of a plurality of joined in parallel.
7. according to the described hose reeling device of above-mentioned arbitrary claim, it is characterized in that: coil spring is pneumatic or the coil spring of hydraulic pressure.
8. according to the described hose reeling device of above-mentioned arbitrary claim, it is characterized in that: spring type mechanical accumulator is fixed on the mast of lifting/boring means car.
9. according to the described hose reeling device of above-mentioned arbitrary claim, it is characterized in that: reel (5) and/or hose reel (11) are provided with a stop mechanism, when the rotating speed of reel (5) and/or hose reel (11) surpassed predetermined rotating speed, this stop mechanism was braked this and is rotatablely moved.
10. according to the described hose reeling device of above-mentioned arbitrary claim, it is characterized in that: reel (5) and/or hose reel (11) are provided with a locking switch, and it is used for discharging tension force when being unfolded at flexible pipe (12).
11. require the described hose reeling device of arbitrary claim among the 1-8 according to aforesaid right, it is characterized in that: flexible pipe is a hydraulic hose.
12. require the described hose reeling device of arbitrary claim among the 1-8 according to aforesaid right, it is characterized in that: flexible pipe is a pneumatic hose.
13., it is characterized in that according to the described hose reeling device of above-mentioned arbitrary claim: have several hose reels (11), they with a reel of mono-(5) but and the spring type mechanical accumulator of compounding practice be connected with operating mode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9420573U DE9420573U1 (en) | 1994-12-22 | 1994-12-22 | Hose reeling device |
| DEG9420573.6 | 1994-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1130148A true CN1130148A (en) | 1996-09-04 |
| CN1039984C CN1039984C (en) | 1998-09-30 |
Family
ID=6917807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95113157A Expired - Fee Related CN1039984C (en) | 1994-12-22 | 1995-12-22 | Hose reeling device |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0718233B1 (en) |
| JP (1) | JP2706232B2 (en) |
| KR (1) | KR100237227B1 (en) |
| CN (1) | CN1039984C (en) |
| AT (1) | ATE184258T1 (en) |
| DE (2) | DE9420573U1 (en) |
| HK (1) | HK1009956A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009138009A1 (en) * | 2008-05-14 | 2009-11-19 | 北京市三一重机有限公司 | Hose winding device and engineering machine using the same |
| CN101885439A (en) * | 2010-06-29 | 2010-11-17 | 中铁十局集团有限公司 | Gantry crane cable reel device |
| CN101402425B (en) * | 2008-11-10 | 2011-11-09 | 苏州奥智机电设备有限公司 | Soft tube winding shrinking apparatus |
| CN102408025A (en) * | 2011-10-27 | 2012-04-11 | 北京市三一重机有限公司 | Pipe winding device and engineering plant |
| CN102457038A (en) * | 2010-10-28 | 2012-05-16 | 日立建机(中国)有限公司 | Cable guide device of electro-dynamic-type engineering machinery |
| CN102605819A (en) * | 2012-03-26 | 2012-07-25 | 北京市三一重机有限公司 | Power device of pipe coiling machine and continuous wall grab bucket grooving machine with same |
| CN102745529A (en) * | 2012-06-28 | 2012-10-24 | 三一汽车起重机械有限公司 | Hose winder and engineering machine |
| CN102979129A (en) * | 2012-12-11 | 2013-03-20 | 中铁二十局集团西安工程机械有限公司 | Servo device of trenching machine pipe coiling system |
| CN110486220A (en) * | 2019-09-12 | 2019-11-22 | 青岛度丘新能源技术有限公司 | A kind of soft electricity generation system of chain type |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1293888B1 (en) | 1997-04-17 | 1999-03-11 | Soilmec Spa | BUCKET EXCAVATION EQUIPMENT FOR THE PRODUCTION OF DIAPHRAGMS |
| US8888033B2 (en) * | 2012-09-13 | 2014-11-18 | Conductix, Inc. | Spring-driven reel |
| JP6434883B2 (en) * | 2015-09-30 | 2018-12-05 | 大容基功工業株式会社 | Jib for suspending underground continuous wall excavator and underground continuous wall excavation method |
| CN108107525B (en) * | 2018-01-15 | 2024-05-28 | 国网甘肃省电力公司经济技术研究院 | Drawer type optical fiber distribution frame |
| EP4105389A1 (en) * | 2021-06-18 | 2022-12-21 | BAUER Maschinen GmbH | Construction machine and method for operating a construction machine |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1746995A (en) * | 1927-04-07 | 1930-02-11 | Alrah B Edwards | Automatic hose winder |
| AU408111B2 (en) * | 1965-08-11 | 1965-08-11 | Cyril Jabornik Paul | Winder for hoses, cables, etc. with automatic rewinding mechanism |
| US4008791A (en) * | 1975-09-08 | 1977-02-22 | Cascade Corporation | Takeup reel for combined hose and cable |
| DE2815024C2 (en) | 1978-04-07 | 1986-05-07 | O & K Orenstein & Koppel Ag, 1000 Berlin | Clamping and working distance compensation arrangement for hydraulic hoses on lift masts of forklifts |
| FR2438619A1 (en) * | 1978-10-11 | 1980-05-09 | Equip Indl Normand | DEVICE FOR AUTOMATICALLY WINDING FLEXIBLE PIPES |
| DE3040143A1 (en) * | 1980-10-24 | 1982-05-27 | Desco-Werk Seger & Angermeyer Gmbh & Co, 7516 Karlsbad | DEVICE WITH A FLYING BRAKE, ESPECIALLY FOR THE SELF-REWINDING OF A CONNECTION LINE |
| WO1982002703A1 (en) * | 1981-02-03 | 1982-08-19 | William King | Reeling device |
| JPS6432875U (en) * | 1987-08-20 | 1989-03-01 | ||
| JPH0739914Y2 (en) * | 1989-04-14 | 1995-09-13 | 株式会社ヤマダコーポレーション | Hose reel device |
| SE465396B (en) | 1989-07-10 | 1991-09-02 | Atlas Copco Tools Ab | CABLE WINDOW DEVICE |
| US5236144A (en) * | 1992-04-13 | 1993-08-17 | Johnson Service Company | Cable extension linear position transducer |
-
1994
- 1994-12-22 DE DE9420573U patent/DE9420573U1/en not_active Expired - Lifetime
-
1995
- 1995-11-24 DE DE59506784T patent/DE59506784D1/en not_active Expired - Fee Related
- 1995-11-24 AT AT95118549T patent/ATE184258T1/en not_active IP Right Cessation
- 1995-11-24 EP EP95118549A patent/EP0718233B1/en not_active Expired - Lifetime
- 1995-12-19 JP JP7330190A patent/JP2706232B2/en not_active Expired - Fee Related
- 1995-12-21 KR KR1019950053388A patent/KR100237227B1/en not_active IP Right Cessation
- 1995-12-22 CN CN95113157A patent/CN1039984C/en not_active Expired - Fee Related
-
1998
- 1998-09-18 HK HK98110729A patent/HK1009956A1/en not_active IP Right Cessation
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009138009A1 (en) * | 2008-05-14 | 2009-11-19 | 北京市三一重机有限公司 | Hose winding device and engineering machine using the same |
| CN101402425B (en) * | 2008-11-10 | 2011-11-09 | 苏州奥智机电设备有限公司 | Soft tube winding shrinking apparatus |
| CN101885439A (en) * | 2010-06-29 | 2010-11-17 | 中铁十局集团有限公司 | Gantry crane cable reel device |
| CN101885439B (en) * | 2010-06-29 | 2012-07-04 | 中铁十局集团有限公司 | Gantry crane cable reel device |
| CN102457038B (en) * | 2010-10-28 | 2014-07-09 | 日立建机(中国)有限公司 | Cable guide device of electro-dynamic-type engineering machinery |
| CN102457038A (en) * | 2010-10-28 | 2012-05-16 | 日立建机(中国)有限公司 | Cable guide device of electro-dynamic-type engineering machinery |
| CN102408025A (en) * | 2011-10-27 | 2012-04-11 | 北京市三一重机有限公司 | Pipe winding device and engineering plant |
| CN102408025B (en) * | 2011-10-27 | 2015-06-10 | 北京市三一重机有限公司 | Pipe winding device and engineering plant |
| CN102605819A (en) * | 2012-03-26 | 2012-07-25 | 北京市三一重机有限公司 | Power device of pipe coiling machine and continuous wall grab bucket grooving machine with same |
| CN102745529A (en) * | 2012-06-28 | 2012-10-24 | 三一汽车起重机械有限公司 | Hose winder and engineering machine |
| CN102745529B (en) * | 2012-06-28 | 2015-06-10 | 三一汽车起重机械有限公司 | Hose winder and engineering machine |
| CN102979129A (en) * | 2012-12-11 | 2013-03-20 | 中铁二十局集团西安工程机械有限公司 | Servo device of trenching machine pipe coiling system |
| CN110486220A (en) * | 2019-09-12 | 2019-11-22 | 青岛度丘新能源技术有限公司 | A kind of soft electricity generation system of chain type |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0718233B1 (en) | 1999-09-08 |
| HK1009956A1 (en) | 1999-06-11 |
| ATE184258T1 (en) | 1999-09-15 |
| DE9420573U1 (en) | 1995-02-09 |
| KR100237227B1 (en) | 2000-01-15 |
| CN1039984C (en) | 1998-09-30 |
| KR960022217A (en) | 1996-07-18 |
| EP0718233A2 (en) | 1996-06-26 |
| JPH08231130A (en) | 1996-09-10 |
| DE59506784D1 (en) | 1999-10-14 |
| JP2706232B2 (en) | 1998-01-28 |
| EP0718233A3 (en) | 1997-05-07 |
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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 | ||
| C56 | Change in the name or address of the patentee |
Owner name: BAUER MACHINERY CO., LTD. Free format text: FORMER NAME OR ADDRESS: BAUER SPEZIALTIEFBAU GMBH |
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