JP2005282682A - 常開型電磁弁 - Google Patents
常開型電磁弁 Download PDFInfo
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- JP2005282682A JP2005282682A JP2004095802A JP2004095802A JP2005282682A JP 2005282682 A JP2005282682 A JP 2005282682A JP 2004095802 A JP2004095802 A JP 2004095802A JP 2004095802 A JP2004095802 A JP 2004095802A JP 2005282682 A JP2005282682 A JP 2005282682A
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- valve
- valve seat
- movable core
- solenoid valve
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Abstract
【解決手段】 常開型電磁弁10は、可動コア40に内蔵され、リテーナ30と当接して座ばね52よりも大きなセット荷重で設けられたリリーフばね44によりリテーナ30を着座方向に押動し、かつリテーナ30が弁座60に着座した状態で弁座60の連通流路に流入した作動液の液圧が所定の圧力に達した場合にリリーフばね44が圧縮されるのに伴って弁体50を弁座60から離座させるように可動コア40内を摺動するスライド部材48を有するリリーフ手段43と、を備え、スライド部材48が磁性材料により形成されている。
【選択図】 図1
Description
Claims (3)
- 固定コアと、
作動液を流入させるための連通流路を有する弁座と、
前記弁座に着座可能に設けられ、前記弁座の連通流路を開閉する弁部材と、
前記固定コアに対向配置され、前記弁部材と共に前記弁座に対して進退移動可能な可動コアと、
前記弁部材を前記弁座に対して離座方向に付勢する第1の弾性付勢部材と、
通電により少なくとも前記固定コアと前記可動コアとの間に電磁吸引力を発生させるコイルと、
前記可動コアに内蔵され、前記弁部材と当接して前記第1の弾性付勢部材よりも大きなセット荷重で設けられた第2の弾性付勢部材により当該弁部材を着座方向に押動し、かつ前記弁部材が前記弁座に着座した状態で当該弁座の連通流路に流入した作動液の液圧が所定の圧力に達した場合に前記第2の弾性付勢部材が圧縮されるのに伴って当該弁部材を当該弁座から離座させるように前記可動コア内を摺動するスライド部材を有するリリーフ手段と、
を備えた常開型電磁弁において、
前記スライド部材は、磁性材料により形成されていることを特徴とする常開型電磁弁。 - 請求項1において、
前記可動コアは、前記スライド部材の摺動をガイドする円筒状のガイド領域を有し、
前記スライド部材は、前記ガイド領域にガイドされる円筒状の摺動部を有し、当該摺動部の外径が前記ガイド領域の内径よりも小さいことを特徴とする常閉型電磁弁。 - 請求項1または2において、
前記スライド部材は、有底の筒状で内部に前記第2の弾性付勢部材の少なくとも一部を収容可能に形成されていることを特徴とする常閉型電磁弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004095802A JP4217647B2 (ja) | 2004-03-29 | 2004-03-29 | 常開型電磁弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004095802A JP4217647B2 (ja) | 2004-03-29 | 2004-03-29 | 常開型電磁弁 |
Publications (2)
Publication Number | Publication Date |
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JP2005282682A true JP2005282682A (ja) | 2005-10-13 |
JP4217647B2 JP4217647B2 (ja) | 2009-02-04 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004095802A Expired - Lifetime JP4217647B2 (ja) | 2004-03-29 | 2004-03-29 | 常開型電磁弁 |
Country Status (1)
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JP (1) | JP4217647B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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TW200413320A (en) | 2002-10-21 | 2004-08-01 | Chiron Corp | Carbocycle based inhibitors of glycogen synthase kinase 3 |
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2004
- 2004-03-29 JP JP2004095802A patent/JP4217647B2/ja not_active Expired - Lifetime
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JP4217647B2 (ja) | 2009-02-04 |
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