CN105149259A - Railroad sleeper bolt rust removal device - Google Patents
Railroad sleeper bolt rust removal device Download PDFInfo
- Publication number
- CN105149259A CN105149259A CN201510627480.9A CN201510627480A CN105149259A CN 105149259 A CN105149259 A CN 105149259A CN 201510627480 A CN201510627480 A CN 201510627480A CN 105149259 A CN105149259 A CN 105149259A
- Authority
- CN
- China
- Prior art keywords
- overcoat
- brush
- bolt
- derusting device
- railway sleeper
- 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
- 241001669679 Eleotris Species 0.000 title claims abstract description 42
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title abstract description 21
- 238000009434 installation Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 abstract description 9
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 238000005201 scrubbing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
Landscapes
- Cleaning In General (AREA)
Abstract
The invention discloses a railroad sleeper bolt rust removal device which comprises an outer sleeve and a plurality of inner brushes. A through hole for containing a bolt is formed in the outer sleeve. The inner brushes are arranged on the side wall of the outer sleeve, and brush strips of the inner brushes extend into the through hole. The outer sleeve rotates to drive the inner brushes to rotate around the bolt and clean the bolt. By the adoption of the railroad sleeper bolt rust removal device, the labor intensity can be lowered, and the railroad sleeper bolt cleaning speed and quality are improved.
Description
Technical field
The present invention relates to a kind of derusting device, particularly relate to a kind of railway sleeper bolt derusting device.
Background technology
Switch tracks at railway and in ordinary maintenance Job Operations, first sleeper nut will be disassembled, be about to the bolt be connected on sleeper and unscrew; Because the bolt on sleeper is chronically exposed to outside, by the erosion such as wind and rain, slop, causes sleeper bolt very easily corrosion, after grease is dry and hard on bolt, lose protective effect.Cause the diameter of bolt to diminish after bolt corrosion, rail buckle press reduces or lost efficacy, and railway security accident finally may be caused to occur, therefore take good care of sleeper bolt extremely important to railway operation safety.Carrying out, bolt nursing (painting anti-corrosive grease) is front must first eliminate rust to bolt and clear up; But insist on wire brush by people and seem more difficult to sleeper bolt cleaning on railway, show clean to the cleaning of sleeper descaling bolts, pure handwork efficiency is low, and rust cleaning labor intensity of operating staff is high, easily tired.
Based on above-mentioned deficiency, a kind of better equipment is needed to solve the problem of railway sleeper bolt grease and corrosion cleaning difficulty.
Summary of the invention
The object of the present invention is to provide one to reduce labor intensity, improve the speed to railway sleeper bolt cleaning and the derusting device of quality.
To achieve these goals, railway sleeper bolt derusting device provided by the invention comprises overcoat and some interior brushes, the through hole holding bolt is provided with in described overcoat, described interior brush is arranged at the sidewall of described overcoat and the brush bar of described interior brush stretches in described through hole, and described overcoat rotates and drives described interior brush around described screws and scrub described bolt.
Compared with prior art, because the present invention arranges an overcoat, the through hole holding bolt is provided with in described overcoat, and at the sidewall of described overcoat, interior brush is set, the brush bar of described interior brush is made to stretch in described through hole, therefore, when described bolt is placed in described overcoat, described interior brush directly can contact with described bolt, thus drive described overcoat by motor drive shaft, described overcoat is rotated, and then make described interior brush around described screws, realize brushing the corrosion on described bolt surface, the present invention is by using in conjunction with motor, can replace clearing up manually, can reduce labor intensity, the speed that effective raising is cleared up railway sleeper bolt and quality.
Preferably, described railway sleeper bolt derusting device also comprises outer brush, and described outer brush is arranged at the outside of described overcoat, and the brush bar of described outer brush extends the front end of described overcoat along the central shaft of described overcoat.Described outer brush is set and described interior brush can be brushed from bolt the rust bits cleaning further fallen, rust is considered to be worth doing away from bolt.
Preferably, the rear end end face of described overcoat is provided with some installing holes passed for screw, is fixedly connected with described rotating shaft to make described overcoat.By arranging described installing hole, installing and dismantling while described overcoat and described rotating shaft energy more convenient and quicker can be made.
Preferably, the sidewall of described overcoat offers the described through hole of some connections and extends to the chip removal mouth of described overcoat front end.Described chip removal mouth makes to brush from bolt the rust bits fallen and successfully can be discharged to the outside from the inside of described overcoat, prevents described through hole from blocking, affects scrubbing of described interior brush.
Preferably, the sidewall of described overcoat offers the described through hole of some connections and extends to the opening of described overcoat front end, and described interior brush is fixed in described opening.By arranging described opening, on the one hand described interior brush conveniently can be installed, described interior brush can be made on the other hand to realize scrubbing through hole inside.
Particularly, one end of described interior brush is provided with installation portion, and described installation portion is screwed in described overcoat.
Preferably, the inwall of the front end of described overcoat is provided with the guiding surface guiding bolt to enter.Arrange described guiding surface can rapidly with bolt contraposition, thus described bolt is successfully entered in described through hole.
Preferably, the madial wall of described overcoat offers some grooves extending to described overcoat two ends, and described interior brush is placed in described groove.Arranging described groove can make described interior brush can be installed on the madial wall of described overcoat, to realize stretching in described through hole.
Particularly, one end of described interior brush is provided with installing ring, and described installing ring contacts at the end face of described overcoat rear end, and described installing ring offers the fixing hole passed for screw, is fixedly connected with described overcoat to make described interior brush.By arranging described installing ring, and offer fixing hole on described installing ring, thus described interior brush and overcoat are fixedly connected with rotating shaft, structure is simple, easy for installation.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that railway sleeper bolt derusting device of the present invention is installed on rust remover.
Fig. 2 is the structural representation of the embodiment of the present invention one.
Fig. 3 is the structural representation of another angle of the embodiment of the present invention one.
Fig. 4 is the upward view of the embodiment of the present invention one.
Fig. 5 is the structural representation of the embodiment of the present invention two.
Fig. 6 is the upward view of the embodiment of the present invention two.
Fig. 7 is the structural representation of the embodiment of the present invention three.
Fig. 8 is the decomposing schematic representation of the embodiment of the present invention three.
Fig. 9 is the structural representation of another angle of the embodiment of the present invention three.
Figure 10 is the upward view of the embodiment of the present invention three.
Detailed description of the invention
For describing technology contents of the present invention, structural feature, the effect that realizes in detail, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Refer to shown in Fig. 1, railway sleeper bolt derusting device 100 of the present invention is installed on rust remover 1, described rust remover 1 also comprises engine 11, gearbox 12, rotating shaft 13 and handle 14, it is outside that described handle 14 is arranged at described engine 11, the output of described engine 11 connects described gearbox 12, the output of described gearbox 12 connects one end of described rotating shaft 13, and the other end of described rotating shaft 13 connects described railway sleeper bolt derusting device 100; Described railway sleeper bolt derusting device 100 is placed on after outside described bolt 2, described engine 11 starts and drives described rotating shaft 13 to rotate by gearbox 12, described rotating shaft 13 outputting torsion drives described railway sleeper bolt derusting device 100 to rotate, and then clears up the rusty stain on the surface of described bolt 2.
Refer to Fig. 2, Fig. 3 and Fig. 4, in figure, illustrate the structure of the railway sleeper bolt derusting device 100 of the embodiment of the present invention one:
Described railway sleeper bolt derusting device 100 comprises brush 120 and two outer brushes 130 in overcoat 110, two, the through hole 111 holding bolt is provided with in described overcoat 110, the sidewall of described overcoat 110 offers two and is communicated with described through hole 111 and the opening 112 extending to described overcoat 110 front end, 112 mouthfuls are opened relatively described in two, in described in two, brush 120 is individually fixed in opening 112 described in two, and the brush bar of described interior brush 120 stretches in described through hole 111.Particularly, one end of described interior brush 120 is provided with installation portion 121, and described installation portion 121 is fixed on described overcoat 110 by three screws 122.By arranging described opening 112, on the one hand described interior brush 120 conveniently can be installed, described interior brush 120 can be made to realize scrubbing bolt 2 on the other hand.Described outer brush 130 is arranged at the outside of described overcoat 110, and the brush bar of described outer brush 130 extends the front end of described overcoat 110 along the central shaft of described overcoat 110.Described outer brush 130 is set and described interior brush 120 can be brushed from bolt 2 the rust bits cleaning further fallen, rust is considered to be worth doing away from bolt.The sidewall of described overcoat 110 offers two and is communicated with described through hole 111 and the chip removal mouth 113 extending to described overcoat 110 front end.Described chip removal mouth 113 makes to brush from bolt 2 the rust bits fallen and successfully can be discharged to the outside from the inside of described overcoat 110, prevents described through hole 111 from blocking, affects scrubbing of described interior brush 120.Described outer brush 130 is positioned near described chip removal mouth 113, considers to be worth doing from the described bolt 2 that speeds away after described chip removal mouth 113 is discharged to make rust.The rear end end face of described overcoat is provided with some installing holes 114 passed for screw, is fixedly connected with described rotating shaft 13 to make described overcoat 110.By arranging described installing hole 114, described overcoat 110 can be made with described rotating shaft 13 to install and dismantle to more convenient and quicker.The inwall of the front end of described overcoat 110 is provided with the guiding surface 115 guiding bolt 2 to enter.Arrange described guiding surface 115 can rapidly with bolt 2 contraposition, thus described bolt 2 is successfully entered in described through hole 111.In addition, the brush bar of described interior brush 120 uses steel wire or other intensity, wear-resisting metal material is made, and the brush bar of described outer brush 130 uses nylon or other wear-resisting flexible materials to make.
During work, first described railway sleeper bolt derusting device 100 is placed on outside described bolt 2, people is held by handle 14, then described engine 11 is started, the Power output of the output of described engine 11 is to gearbox 12, power is passed to described rotating shaft 13 by described gearbox 12, described rotating shaft 13 is rotated, described rotating shaft 13 drives described overcoat 110 to rotate, described overcoat 110 drives described interior brush 120 and described outer brush 130 to rotate, described interior brush 120 rubs around the center rotating and contacting with described bolt 2 with brush bar of described through hole 111, thus the rusty stain on described bolt 2 surface is brushed.Because the effect of centrifugal force is discharged from described chip removal mouth 113 after described rusty stain comes off, and away from described bolt 2 after the sweeping of described outer brush 130; Described bolt 2 can eliminate rust complete.
Compared with prior art, because the present invention arranges an overcoat 110, the through hole 111 holding bolt 2 is provided with in described overcoat 110, and at the sidewall of described overcoat 110, interior brush 120 is set, the brush bar of described interior brush 120 is made to stretch in described through hole 111, therefore, when described bolt 2 is placed in described overcoat 110, described interior brush 120 directly can contact with described bolt 2, thus drive described overcoat 110 by motor drive shaft 13, described overcoat 110 is rotated, and then described interior brush 120 is rotated around described bolt 2, realize brushing the corrosion on described bolt 2 surface, the present invention is by using in conjunction with motor, can replace clearing up manually, can reduce labor intensity, the speed that effective raising is cleared up railway sleeper bolt and quality.
Refer to Fig. 5 and Fig. 6, in figure, illustrate the structure of the railway sleeper bolt derusting device 200 of the embodiment of the present invention two:
The railway sleeper bolt derusting device 20 of the present embodiment is similar to the structure of embodiment one, difference is, described railway sleeper bolt derusting device 20 comprises the interior brush 220 of 210, three, overcoat and three outer brushes 230, and in described in three, brush 220 is individually fixed in three described openings 211; Three described outer brushes 230 are distributed in outside described overcoat 210, but, the present embodiment does not offer the chip removal mouth 113 being similar to embodiment one, but the width of described opening 211 is tuned up, namely described opening 211 width is greater than the width of described interior brush 220, thus rust bits are ejected from the space between described interior brush 220 and described opening 211 sidewall.The present embodiment begin the course of work and effect and embodiment one similar, no longer describe at this.
Refer to Fig. 7, Fig. 8, Fig. 9 and Figure 10, in figure, illustrate the structure of the railway sleeper bolt derusting device 300 of the embodiment of the present invention three:
Described railway sleeper bolt derusting device 300 comprises brush 320 and three outer brushes 330 in overcoat 310, three, the through hole 311 holding bolt is provided with in described overcoat 310, the madial wall of described overcoat 310 offers the groove 312 that three extend to described overcoat 310 two ends, article three, described groove 312 is uniformly distributed, three described interior brushes 320 are placed in three described grooves 312 respectively, and the brush bar of described interior brush 320 stretches in described through hole 311.Arranging described groove 311 can make described interior brush 320 can be installed on the madial wall of described overcoat 310, to realize stretching in described through hole 311.One end of three described interior brushes 320 is connected with an installing ring 321 jointly, described installing ring 321 contacts at the end face of described overcoat 310 rear end, described installing ring 321 offers the fixing hole 322 passed for screw, described overcoat 310 is provided with installing hole 313, described fixing hole 322 is corresponding with described installing hole 313, described interior brush 320, described overcoat 310 and described rotating shaft 13 to be fixedly connected with by screw.By arranging described installing ring 321, and offer fixing hole 322 on described installing ring 321, thus described interior brush 320 and overcoat 310 are fixedly connected with rotating shaft 13, structure is simple, easy for installation.Described outer brush 330 is arranged at the outside of described overcoat 310, and the brush bar of described outer brush 330 extends the front end of described overcoat 310 along the central shaft of described overcoat 310.Described outer brush 330 is set and described interior brush 320 can be brushed from bolt 2 the rust bits cleaning further fallen, rust is considered to be worth doing away from bolt 2.The sidewall of described overcoat 310 offers three and is communicated with described through hole 311 and the chip removal mouth 314 extending to described overcoat front end.Described chip removal mouth 314 makes to brush from bolt 2 the rust bits fallen and successfully can be discharged to the outside from the inside of described overcoat 310, prevents described through hole 311 from blocking, affects scrubbing of described interior brush 320.Described outer brush 330 is positioned near described chip removal mouth 314, considers to be worth doing from the described bolt 2 that speeds away after described chip removal mouth 314 is discharged to make rust.
The present embodiment begin the course of work and effect and embodiment one similar, in this no longer repeated description.
Above disclosedly be only preferred embodiments of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the present patent application the scope of the claims is done, still belong to the scope that the present invention is contained.
Claims (9)
1. a railway sleeper bolt derusting device, it is characterized in that: comprise overcoat and some interior brushes, the through hole holding bolt is provided with in described overcoat, described interior brush is arranged at the sidewall of described overcoat and the brush bar of described interior brush stretches in described through hole, and described overcoat rotates and drives described interior brush around described screws and scrub described bolt.
2. railway sleeper bolt derusting device as claimed in claim 1, it is characterized in that: described railway sleeper bolt derusting device also comprises outer brush, described outer brush is arranged at the outside of described overcoat, and the brush bar of described outer brush extends the front end of described overcoat along the central shaft of described overcoat.
3. railway sleeper bolt derusting device as claimed in claim 1, is characterized in that: the rear end end face of described overcoat is provided with some installing holes passed for screw, is fixedly connected with rotating shaft to make described overcoat.
4. railway sleeper bolt derusting device as claimed in claim 1, is characterized in that: the sidewall of described overcoat offers the described through hole of some connections and extends to the chip removal mouth of described overcoat front end.
5. railway sleeper bolt derusting device as claimed in claim 1, is characterized in that: the sidewall of described overcoat offers the described through hole of some connections and extends to the opening of described overcoat front end, and described interior brush is fixed in described opening.
6. railway sleeper bolt derusting device as claimed in claim 5, is characterized in that: one end of described interior brush is provided with installation portion, and described installation portion is screwed in described overcoat.
7. railway sleeper bolt derusting device as claimed in claim 1, is characterized in that: the inwall of the front end of described overcoat is provided with the guiding surface guiding bolt to enter.
8. railway sleeper bolt derusting device as claimed in claim 1, is characterized in that: the madial wall of described overcoat offers some grooves extending to described overcoat two ends, and described interior brush is placed in described groove.
9. railway sleeper bolt derusting device as claimed in claim 8, it is characterized in that: one end of described interior brush is provided with installing ring, described installing ring contacts at the end face of described overcoat rear end, and described installing ring offers the fixing hole passed for screw, is fixedly connected with described overcoat to make described interior brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510627480.9A CN105149259B (en) | 2015-09-25 | 2015-09-25 | Railway sleeper bolt derusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510627480.9A CN105149259B (en) | 2015-09-25 | 2015-09-25 | Railway sleeper bolt derusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105149259A true CN105149259A (en) | 2015-12-16 |
| CN105149259B CN105149259B (en) | 2017-07-21 |
Family
ID=54790463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510627480.9A Expired - Fee Related CN105149259B (en) | 2015-09-25 | 2015-09-25 | Railway sleeper bolt derusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105149259B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107557802A (en) * | 2017-09-06 | 2018-01-09 | 汤明明 | A kind of railroad sleeper attaching nut recycling and processing device |
| CN107999435A (en) * | 2017-12-12 | 2018-05-08 | 北京源诚工业安全技术有限公司 | Bolt automatic rinser |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03193169A (en) * | 1989-12-22 | 1991-08-22 | Babcock Hitachi Kk | Bolt cleaning device |
| US20040031112A1 (en) * | 2002-08-19 | 2004-02-19 | Saurer James M. | Bolt cleaning system |
| CN2644026Y (en) * | 2003-10-15 | 2004-09-29 | 东营市天合工贸有限责任公司 | Nylon wire fastener brush of pin thread |
| CN103977971A (en) * | 2014-05-30 | 2014-08-13 | 济钢集团有限公司 | Cleaning tool for rusted bolt |
| CN205074267U (en) * | 2015-09-25 | 2016-03-09 | 广州珝羽机电设备有限公司 | Railroad sleeper bolt rust cleaning device |
-
2015
- 2015-09-25 CN CN201510627480.9A patent/CN105149259B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03193169A (en) * | 1989-12-22 | 1991-08-22 | Babcock Hitachi Kk | Bolt cleaning device |
| US20040031112A1 (en) * | 2002-08-19 | 2004-02-19 | Saurer James M. | Bolt cleaning system |
| CN2644026Y (en) * | 2003-10-15 | 2004-09-29 | 东营市天合工贸有限责任公司 | Nylon wire fastener brush of pin thread |
| CN103977971A (en) * | 2014-05-30 | 2014-08-13 | 济钢集团有限公司 | Cleaning tool for rusted bolt |
| CN205074267U (en) * | 2015-09-25 | 2016-03-09 | 广州珝羽机电设备有限公司 | Railroad sleeper bolt rust cleaning device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107557802A (en) * | 2017-09-06 | 2018-01-09 | 汤明明 | A kind of railroad sleeper attaching nut recycling and processing device |
| CN107557802B (en) * | 2017-09-06 | 2019-09-20 | 湖北纳福传动机械股份有限公司 | A kind of railroad sleeper attaching nut recycling and processing device |
| CN107999435A (en) * | 2017-12-12 | 2018-05-08 | 北京源诚工业安全技术有限公司 | Bolt automatic rinser |
| CN107999435B (en) * | 2017-12-12 | 2023-04-28 | 北京源诚工业安全技术有限公司 | Automatic cleaning machine for bolts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105149259B (en) | 2017-07-21 |
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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 | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20151228 Address after: Two street Xicha progress in Baiyun District of Guangzhou City, Guangdong province 523800 No. 3 West two floor room 209 Applicant after: GUANGZHOU XUYU ELECTROMECHANICAL EQUIPMENT CO., LTD. Applicant after: Guangzhou Railway (Group) Corporation Guangzhou official overhaul section Address before: Two street Xicha progress in Baiyun District of Guangzhou City, Guangdong province 523800 No. 3 West two floor room 209 Applicant before: GUANGZHOU XUYU ELECTROMECHANICAL EQUIPMENT CO., LTD. |
|
| CI01 | Publication of corrected invention patent application |
Correction item: Applicant|Address|Applicant Correct: GUANGZHOU XUYU ELECTROMECHANICAL EQUIPMENT CO., LTD.|Two street Xicha progress in Baiyun District of Guangzhou City, Guangdong province 523800 No. 3 West two floor room 209|GUANGZHOU PUBLIC WORKS OVERHAUL SEGMENT, GUANGZHOU RAILWAY (GROUP) CORPORATION False: GUANGZHOU XUYU ELECTROMECHANICAL EQUIPMENT CO., LTD.|Two street Xicha progress in Baiyun District of Guangzhou City, Guangdong province 523800 No. 3 West two floor room 209|Guangzhou Railway (Group) Corporation Guangzhou official overhaul section Number: 03 Volume: 32 |
|
| ERR | Gazette correction | ||
| CB02 | Change of applicant information |
Address after: Huangshi road pig Baiyun District of Guangzhou City, Guangdong province 523800 Mu Ling Guangzhou City Star lock factory building 3 building seventeenth self (only for office use) Applicant after: Guangdong Chun Iron Rail Technology Co., Ltd. Applicant after: Overhaul section of Guangzhou Railway (Group) Corporation Address before: Two street Xicha progress in Baiyun District of Guangzhou City, Guangdong province 523800 No. 3 West two floor room 209 Applicant before: GUANGZHOU XUYU ELECTROMECHANICAL EQUIPMENT CO., LTD. Applicant before: Guangzhou Railway (Group) Corporation Guangzhou Public Works overhaul section |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| CI03 | Correction of invention patent |
Correction item: Patentee|Address|Patentee Correct: Guangdong Chun Iron Rail Technology Co., Ltd.|523800 Guangdong Guangzhou Baiyun District Huangshi East Road pig mu Guangzhou Hongxing lock factory seventeenth self compiled 3 (for office use only)|GUANGZHOU PUBLIC WORKS OVERHAUL SEGMENT, GUANGZHOU RAILWAY (GROUP) CORPORATION False: Guangdong Chun Iron Rail Technology Co., Ltd.|523800 Guangdong Guangzhou Baiyun District Huangshi East Road pig mu Guangzhou Hongxing lock factory seventeenth self compiled 3 (for office use only)|Overhaul section of Guangzhou Railway (Group) Corporation Number: 27-01 Volume: 33 |
|
| CI03 | Correction of invention patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 Termination date: 20200925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |