CN104694845A - 一种汽车保险杠的热处理方法及该汽车保险杠 - Google Patents
一种汽车保险杠的热处理方法及该汽车保险杠 Download PDFInfo
- Publication number
- CN104694845A CN104694845A CN201510156901.4A CN201510156901A CN104694845A CN 104694845 A CN104694845 A CN 104694845A CN 201510156901 A CN201510156901 A CN 201510156901A CN 104694845 A CN104694845 A CN 104694845A
- Authority
- CN
- China
- Prior art keywords
- bumper
- work
- temperature
- stage
- strength
- 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
- 238000000034 method Methods 0.000 title claims abstract description 59
- 238000010438 heat treatment Methods 0.000 title claims abstract description 38
- 238000009966 trimming Methods 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 36
- 229910001563 bainite Inorganic materials 0.000 claims description 22
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 238000002360 preparation method Methods 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- 229910052733 gallium Inorganic materials 0.000 claims description 5
- 229910007570 Zn-Al Inorganic materials 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 238000005498 polishing Methods 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 238000010791 quenching Methods 0.000 abstract description 6
- 230000000171 quenching effect Effects 0.000 abstract description 5
- 238000000137 annealing Methods 0.000 abstract 2
- 239000011701 zinc Substances 0.000 description 6
- 239000011575 calcium Substances 0.000 description 4
- 238000007669 thermal treatment Methods 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 238000005496 tempering Methods 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/03—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by material, e.g. composite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/04—Hardening by cooling below 0 degrees Celsius
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R2019/1806—Structural beams therefor, e.g. shock-absorbing
- B60R2019/1813—Structural beams therefor, e.g. shock-absorbing made of metal
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
Description
Claims (8)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610170042.9A CN105586530A (zh) | 2015-04-04 | 2015-04-04 | 一种汽车保险杠及其制备方法 |
CN201510156901.4A CN104694845B (zh) | 2015-04-04 | 2015-04-04 | 一种汽车保险杠的热处理方法及该汽车保险杠 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510156901.4A CN104694845B (zh) | 2015-04-04 | 2015-04-04 | 一种汽车保险杠的热处理方法及该汽车保险杠 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610170042.9A Division CN105586530A (zh) | 2015-04-04 | 2015-04-04 | 一种汽车保险杠及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104694845A true CN104694845A (zh) | 2015-06-10 |
CN104694845B CN104694845B (zh) | 2016-11-30 |
Family
ID=53342384
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610170042.9A Pending CN105586530A (zh) | 2015-04-04 | 2015-04-04 | 一种汽车保险杠及其制备方法 |
CN201510156901.4A Active CN104694845B (zh) | 2015-04-04 | 2015-04-04 | 一种汽车保险杠的热处理方法及该汽车保险杠 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610170042.9A Pending CN105586530A (zh) | 2015-04-04 | 2015-04-04 | 一种汽车保险杠及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (2) | CN105586530A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107433318A (zh) * | 2017-08-11 | 2017-12-05 | 江苏富翔汽车科技有限公司 | 一种高效汽配产品自动化焊接机械手用浇注模具 |
CN107475598A (zh) * | 2017-07-18 | 2017-12-15 | 河池桂嘉知识产权服务有限公司 | 保险杠的铸造方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106864395A (zh) * | 2016-08-31 | 2017-06-20 | 苏州万隆汽车零部件股份有限公司 | 一种汽车前保险杠材料的制造方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101705433A (zh) * | 2009-09-29 | 2010-05-12 | 燕山大学 | -196℃超低温抗震结构钢 |
JP2010527407A (ja) * | 2007-02-23 | 2010-08-12 | コラス・スタール・ベー・ブイ | 強度が非常に高い最終製品の熱機械的成形方法およびその方法により製造された製品 |
CN102226254A (zh) * | 2011-06-10 | 2011-10-26 | 钢铁研究总院 | 一种高强高韧耐蚀高温轴承齿轮钢及制备方法 |
CN102392124A (zh) * | 2011-10-26 | 2012-03-28 | 西南交通大学 | 一种改善高速钢强韧性的热处理工艺方法 |
CN103088266A (zh) * | 2012-12-04 | 2013-05-08 | 安徽六方重联机械股份有限公司 | 地脚螺栓的锻造方法 |
CN103789630A (zh) * | 2014-01-24 | 2014-05-14 | 杨学焦 | 一种用于速滑冰刀的碳钢工件生产方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5819432A (ja) * | 1981-07-24 | 1983-02-04 | Nippon Steel Corp | 脆性亀裂伝播停止特性の優れたラインパイプ用鋼の製造方法 |
CN100340691C (zh) * | 2004-07-29 | 2007-10-03 | 宝山钢铁股份有限公司 | 一种贝氏体大截面塑料模具钢及其制造方法 |
CN101613827A (zh) * | 2008-06-27 | 2009-12-30 | 鞍钢股份有限公司 | 一种高性能冷轧相变塑性钢及其制备方法 |
CN104046921B (zh) * | 2014-04-28 | 2016-01-20 | 如皋市宏茂重型锻压有限公司 | 超大截面贝氏体预硬化塑胶模具钢及其制备方法 |
-
2015
- 2015-04-04 CN CN201610170042.9A patent/CN105586530A/zh active Pending
- 2015-04-04 CN CN201510156901.4A patent/CN104694845B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010527407A (ja) * | 2007-02-23 | 2010-08-12 | コラス・スタール・ベー・ブイ | 強度が非常に高い最終製品の熱機械的成形方法およびその方法により製造された製品 |
CN101705433A (zh) * | 2009-09-29 | 2010-05-12 | 燕山大学 | -196℃超低温抗震结构钢 |
CN102226254A (zh) * | 2011-06-10 | 2011-10-26 | 钢铁研究总院 | 一种高强高韧耐蚀高温轴承齿轮钢及制备方法 |
CN102392124A (zh) * | 2011-10-26 | 2012-03-28 | 西南交通大学 | 一种改善高速钢强韧性的热处理工艺方法 |
CN103088266A (zh) * | 2012-12-04 | 2013-05-08 | 安徽六方重联机械股份有限公司 | 地脚螺栓的锻造方法 |
CN103789630A (zh) * | 2014-01-24 | 2014-05-14 | 杨学焦 | 一种用于速滑冰刀的碳钢工件生产方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107475598A (zh) * | 2017-07-18 | 2017-12-15 | 河池桂嘉知识产权服务有限公司 | 保险杠的铸造方法 |
CN107433318A (zh) * | 2017-08-11 | 2017-12-05 | 江苏富翔汽车科技有限公司 | 一种高效汽配产品自动化焊接机械手用浇注模具 |
Also Published As
Publication number | Publication date |
---|---|
CN104694845B (zh) | 2016-11-30 |
CN105586530A (zh) | 2016-05-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101820273B1 (ko) | 프레스 경화용 강 시트의 제조 방법, 빛 이 방법에 의해 획득되는 부품 | |
JP7269588B2 (ja) | ホットスタンピングに使用される鋼、ホットスタンピング方法および成形された構成要素 | |
JP5727037B2 (ja) | 硬化構造要素の製造方法 | |
CN101932747B (zh) | 用于制造由具有铝硅涂层的钢制品构成的部件的方法以及由该方法制成的中间制品 | |
US20100139821A1 (en) | Method for producing a workpiece, a workpiece and use of a workpiece | |
JP2020050956A (ja) | 改善された強度および成形性を有する高強度鋼シートを製造するための方法および得られたシート | |
CN104726762B (zh) | 一种无硼中锰钢温热成形方法 | |
CN105358718A (zh) | 用于制造加压淬火的钢板构件的方法和设备 | |
CN104498821B (zh) | 汽车用中锰高强钢及其生产方法 | |
CN102747281B (zh) | 罩式退火if钢的生产方法 | |
JP5618916B2 (ja) | 冷間加工用機械構造用鋼およびその製造方法、並びに機械構造用部品 | |
US20220074017A1 (en) | Steel material for taylor welded blank and method for manufacturing hot-stamped part using same steel | |
CN104294145A (zh) | 基于罩式退火处理的抗拉强度600MPa级冷轧钢及其制备方法 | |
CN106834941A (zh) | 一种热冲压成形钢及其生产方法 | |
CN110088336A (zh) | 高温延伸特性优异的高强度钢板、温压成型部件以及它们的制造方法 | |
CN107520581A (zh) | 一种超高强钢车轮轮辐及其加工方法 | |
CN104694845B (zh) | 一种汽车保险杠的热处理方法及该汽车保险杠 | |
CN109680130A (zh) | 一种高强塑积冷轧中锰钢及其制备方法 | |
CN104342600B (zh) | 非正火型桥梁用中厚钢板及其制造方法 | |
CN102409234A (zh) | 焊接裂纹敏感性指数小于0.23的355MPa级低合金钢板的制造方法 | |
CN104789894A (zh) | 一种高强度汽车保险杠的热处理方法及该高强度汽车保险杠 | |
CN107641685B (zh) | 一种高强度钢板的热处理方法 | |
CN104928596A (zh) | 一种高强度汽车车架及其制造方法 | |
CN104988295A (zh) | 一种提高中碳非调质钢连杆胀断性能的热处理方法 | |
CN105886893B (zh) | 锻造性优异的软磁钢材、软磁钢部件及其制造方法 |
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: 20160921 Address after: 321000 Wucheng City, Jinhua Province, Tang Town, the village of the second warehouse No. 88 Village Applicant after: Hu Xianchen Address before: 102218 Beijing Changping District Tiantong Xiyuan two district 18-4 Applicant before: Wang Wenjiao |
|
CB03 | Change of inventor or designer information |
Inventor after: Hu Xianchen Inventor before: Wang Wenjiao |
|
COR | Change of bibliographic data | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Yang Guohui Inventor before: Hu Xianchen |
|
CB03 | Change of inventor or designer information | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170711 Address after: 528200 Guangdong province Dali Nanhai District of Foshan City, Li Xi Lai Star Industrial Zone No. 8 self building Patentee after: FOSHAN SENTUO AUTO ACCESSORIES CO., LTD. Address before: 321000 Wucheng City, Jinhua Province, Tang Town, the village of the second warehouse No. 88 Village Patentee before: Hu Xianchen |
|
TR01 | Transfer of patent right |