• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    Check valve of double hinge plate, whose body is not perforated to the outside and has diametrically opposed two positioners (5) each of which has two holes in which are housed, the axis of rotation (4) of the plates (2) of the valve and a stop axis (6) that have a double function, on the one hand to limit the opening of the plates (2) and on the other serve as a system for fixing the positioners (5) to the valve body (1), for which purpose, on the one hand the smooth end (61) fits into a blind hole (52) present in one of the positioners (5), by threading the other end (62) in a threaded hole (53). ) existing in the other positioner and, when unscrewing this stop (6) tightens both positioners against the bottom of the cavities (12) made in the body of the valve, immobilizing them. (Machine-translation by Google Translate, not legally binding)
    公开号:ES2647978A2
    申请号:ES201630866
    申请日:2016-06-24
    公开日:2017-12-27
    发明作者:Yolanda GALLEGO GALLARDO
    申请人:Castflow Valves S L；Castflow Valves SL；
    IPC主号:
    专利说明:

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    权利要求:
    Claims (1)
    [1]
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    类似技术:
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    同族专利:
    公开号 | 公开日
    EP3263960B1|2019-01-30|
    ES2647978B1|2018-10-10|
    ES2647978R1|2018-01-05|
    EP3263960A1|2018-01-03|
    引用文献:
    公开号 | 申请日 | 公开日 | 申请人 | 专利标题
    CA2060816C|1992-02-10|1997-10-28|Robert Muddiman|Fluid check valve|
    GB9406326D0|1994-03-30|1994-05-25|Goodwin International R Ltd|Fluid check valve|
    WO2003006862A1|2001-07-10|2003-01-23|Belgicast Internacional, S.L.|Check valve|
    WO2008126097A1|2007-04-12|2008-10-23|Advance Valves Pvt. Ltd.|A dual plate check valve|
    DE102007057663B4|2007-11-28|2019-06-19|Ritag Ritterhuder Armaturen Gmbh & Co. Armaturenwerk Kg|Double Check Valve|
    CN201180823Y|2008-03-17|2009-01-14|吴晓光|Butterfly shaped bivalve type check valve|
    CN202140632U|2011-07-01|2012-02-08|苏州纽威阀门股份有限公司|Pair-clamp and double-flap check valve|
    CN102985733A|2011-07-20|2013-03-20|哈瓦阀门（印度）私人有限公司|Dual plate check valve|
    CN202884136U|2012-11-11|2013-04-17|厦门市台亚塑胶有限公司|Check valve for water pipe|
    US9334972B2|2014-05-15|2016-05-10|Honeywell International Inc.|Composite injection molded check valve with integrated features|
    CN104948783A|2015-07-10|2015-09-30|苏州彭瀚机械有限公司|High-class double-disc wafer type check valve without outside leakage|US11098821B1|2019-10-10|2021-08-24|Cantex International, Inc.|Flapper valve|
    法律状态:
    2018-10-10| FG2A| Definitive protection|Ref document number: 2647978 Country of ref document: ES Kind code of ref document: B1 Effective date: 20181010 |
    优先权:
    申请号 | 申请日 | 专利标题
    ES201630866A|ES2647978B1|2016-06-24|2016-06-24|Double flap plate check valve|ES201630866A| ES2647978B1|2016-06-24|2016-06-24|Double flap plate check valve|
    EP17174942.7A| EP3263960B1|2016-06-24|2017-06-08|Dual plate swing check valve|
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