CN103643599B - 高锰钢辙叉 - Google Patents
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- CN103643599B CN103643599B CN201310718873.1A CN201310718873A CN103643599B CN 103643599 B CN103643599 B CN 103643599B CN 201310718873 A CN201310718873 A CN 201310718873A CN 103643599 B CN103643599 B CN 103643599B
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CN201310718873.1A CN103643599B (zh) | 2013-12-23 | 2013-12-23 | 高锰钢辙叉 |
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CN201310718873.1A CN103643599B (zh) | 2013-12-23 | 2013-12-23 | 高锰钢辙叉 |
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CN103643599A CN103643599A (zh) | 2014-03-19 |
CN103643599B true CN103643599B (zh) | 2016-08-03 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103981778A (zh) * | 2014-05-05 | 2014-08-13 | 四川易亨机械制造有限公司 | 高强度合金钢心轨和翼轨拼装式组合辙叉 |
CN107299561B (zh) * | 2017-06-12 | 2023-02-28 | 同济大学 | 一种降低列车通过道岔辙叉区间产生振动噪声的装置 |
CN113338085A (zh) * | 2021-07-22 | 2021-09-03 | 芜湖中铁轨道装备有限公司 | 一种耐疲劳复合辙叉的制造方法及装置 |
CN113668299B (zh) * | 2021-08-20 | 2023-04-25 | 宜兴市鑫煜科技有限公司 | 一种铁路轨道电车岔道用整铸型辙叉结构及其制备工艺 |
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HU205975B (en) * | 1988-10-04 | 1992-07-28 | Voest Alpine Maschinenbau | Railway frog from cast hard manganese steel |
CN2632129Y (zh) * | 2003-07-09 | 2004-08-11 | 单国平 | 铁路锻焊辙叉 |
CN2693814Y (zh) * | 2004-02-23 | 2005-04-20 | 单国平 | 铁路整体锻焊辙叉 |
CN2799645Y (zh) * | 2004-03-08 | 2006-07-26 | 顾宏立 | 新型辙叉心轨 |
CN2714605Y (zh) * | 2004-03-29 | 2005-08-03 | 单国平 | 铁路整体锻焊辙叉 |
CN203625726U (zh) * | 2013-12-23 | 2014-06-04 | 安徽华星消防设备(集团)有限公司 | 一种新型高锰钢辙叉 |
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PB01 | Publication | ||
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High manganese steel frog surface explosive harden tech. Effective date of registration: 20191118 Granted publication date: 20160803 Pledgee: Agricultural Bank of China Limited Wuhu County sub branch Pledgor: Anhui Huaxing Fire Fighting Equipment (Group) Co., Ltd. Registration number: Y2019980000629 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211117 Granted publication date: 20160803 Pledgee: Agricultural Bank of China Limited Wuhu County sub branch Pledgor: Anhui Huaxing Fire-fighting Equipment (Group) Co.,Ltd. Registration number: Y2019980000629 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High manganese steel frog Effective date of registration: 20211215 Granted publication date: 20160803 Pledgee: Agricultural Bank of China Limited wuhuwan District sub branch Pledgor: Anhui Huaxing Fire-fighting Equipment (Group) Co.,Ltd. Registration number: Y2021980015080 |