CN109826976B - 一种设有改进的防护机构的气动三通合流调节阀 - Google Patents
一种设有改进的防护机构的气动三通合流调节阀 Download PDFInfo
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CN201910200360.9A CN109826976B (zh) | 2019-03-16 | 2019-03-16 | 一种设有改进的防护机构的气动三通合流调节阀 |
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CN114278764A (zh) * | 2022-01-22 | 2022-04-05 | 芜湖市金贸流体科技股份有限公司 | 一种新型蒸汽减压阀及其工作方法 |
CN115388200B (zh) * | 2022-09-29 | 2023-08-15 | 江苏大田阀门制造有限公司 | 一种设有改进的防护机构的气动三通合流调节阀 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US2536874A (en) * | 1947-05-20 | 1951-01-02 | Hagan Corp | Power failure responsive locking device for power operators |
CN201103715Y (zh) * | 2007-09-29 | 2008-08-20 | 上海阀特流体控制阀门有限公司 | 气动三通调节阀的阀部分结构 |
CN201973246U (zh) * | 2010-11-27 | 2011-09-14 | 朱红春 | 一种给电不能自动打开、无电自关闭可控制阀门 |
CN207935514U (zh) * | 2018-01-09 | 2018-10-02 | 天津市天二通阀门自控有限公司 | 一种防爆稳定输出式的断电自复位阀门执行器 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2536874A (en) * | 1947-05-20 | 1951-01-02 | Hagan Corp | Power failure responsive locking device for power operators |
CN201103715Y (zh) * | 2007-09-29 | 2008-08-20 | 上海阀特流体控制阀门有限公司 | 气动三通调节阀的阀部分结构 |
CN201973246U (zh) * | 2010-11-27 | 2011-09-14 | 朱红春 | 一种给电不能自动打开、无电自关闭可控制阀门 |
CN207935514U (zh) * | 2018-01-09 | 2018-10-02 | 天津市天二通阀门自控有限公司 | 一种防爆稳定输出式的断电自复位阀门执行器 |
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Effective date of registration: 20211116 Address after: 276800 workshop A4 and A6, electronic information industrial park, Gaoxin seventh Road, Donggang District, Rizhao City, Shandong Province Patentee after: Rizhao Ruiyi e-commerce industry Co.,Ltd. Address before: 311400 room 701 and 702, 7 / F, Pioneer Park, No. 198, Gaoke Road, Fuchun street, Fuyang District, Hangzhou, Zhejiang Patentee before: HANGZHOU DAOYING INFORMATION TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20240605 Address after: Building 3, No. 8 Wanghemenkou, Sanhe Village, Lushan Street, Fuyang District, Hangzhou City, Zhejiang Province, 311400 Patentee after: HANGZHOU JINAO VALVE MANUFACTURE Co.,Ltd. Country or region after: China Address before: Workshop A4 and A6, electronic information industrial park, Gaoxin 7th Road, Donggang District, Rizhao City, Shandong Province Patentee before: Rizhao Ruiyi e-commerce industry Co.,Ltd. Country or region before: China |