JP2019132293A5 - - Google Patents

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Publication number
JP2019132293A5
JP2019132293A5 JP2018012565A JP2018012565A JP2019132293A5 JP 2019132293 A5 JP2019132293 A5 JP 2019132293A5 JP 2018012565 A JP2018012565 A JP 2018012565A JP 2018012565 A JP2018012565 A JP 2018012565A JP 2019132293 A5 JP2019132293 A5 JP 2019132293A5
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JP
Japan
Prior art keywords
fluid
cylinder head
piston rod
press
working fluid
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Application number
JP2018012565A
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English (en)
Japanese (ja)
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JP6677751B2 (ja
JP2019132293A (ja
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Priority claimed from JP2018012565A external-priority patent/JP6677751B2/ja
Priority to JP2018012565A priority Critical patent/JP6677751B2/ja
Priority to PCT/JP2019/001402 priority patent/WO2019146513A1/ja
Priority to US16/961,607 priority patent/US11225985B2/en
Priority to CN201980007328.7A priority patent/CN111566358B/zh
Priority to DE112019000578.2T priority patent/DE112019000578B4/de
Publication of JP2019132293A publication Critical patent/JP2019132293A/ja
Publication of JP2019132293A5 publication Critical patent/JP2019132293A5/ja
Publication of JP6677751B2 publication Critical patent/JP6677751B2/ja
Application granted granted Critical
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2018012565A 2018-01-29 2018-01-29 流体漏れ検出機器、及び往復動型流体圧機器 Active JP6677751B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2018012565A JP6677751B2 (ja) 2018-01-29 2018-01-29 流体漏れ検出機器、及び往復動型流体圧機器
DE112019000578.2T DE112019000578B4 (de) 2018-01-29 2019-01-18 Fluidleckage-erfassungsvorrichtung und hin- und herbewegende fluiddruckvorrichtung
US16/961,607 US11225985B2 (en) 2018-01-29 2019-01-18 Fluid leakage detection device and reciprocating fluid pressure device
CN201980007328.7A CN111566358B (zh) 2018-01-29 2019-01-18 流体泄漏检测设备和往复运动型流体压力设备
PCT/JP2019/001402 WO2019146513A1 (ja) 2018-01-29 2019-01-18 流体漏れ検出機器及び往復動型流体圧機器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018012565A JP6677751B2 (ja) 2018-01-29 2018-01-29 流体漏れ検出機器、及び往復動型流体圧機器

Publications (3)

Publication Number Publication Date
JP2019132293A JP2019132293A (ja) 2019-08-08
JP2019132293A5 true JP2019132293A5 (enExample) 2020-03-05
JP6677751B2 JP6677751B2 (ja) 2020-04-08

Family

ID=67395438

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018012565A Active JP6677751B2 (ja) 2018-01-29 2018-01-29 流体漏れ検出機器、及び往復動型流体圧機器

Country Status (5)

Country Link
US (1) US11225985B2 (enExample)
JP (1) JP6677751B2 (enExample)
CN (1) CN111566358B (enExample)
DE (1) DE112019000578B4 (enExample)
WO (1) WO2019146513A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7530205B2 (ja) * 2020-04-28 2024-08-07 株式会社バルカー 液圧機器監視システム
TR202010494A1 (tr) * 2020-07-02 2022-05-23 Ali Oezel Hi̇droli̇k ve pnömati̇k si̇li̇ndi̇rlere entegre edi̇lebi̇len si̇li̇ndi̇r pi̇ston sonlama kapaği ve tam emni̇yetli̇ yükte ki̇li̇t mekani̇zmasi
TWI893170B (zh) * 2021-07-21 2025-08-11 日商華爾卡股份有限公司 液壓機器監視系統
JP7756512B2 (ja) * 2021-07-28 2025-10-20 カヤバ株式会社 流体圧シリンダ
WO2024081870A2 (en) * 2022-10-13 2024-04-18 Checkpoint Group, Inc. Plunger pumps having leak-detection systems and methods for using the same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4738253U (enExample) * 1971-05-25 1972-12-27
JPS56158561U (enExample) * 1980-04-28 1981-11-26
DE3517137A1 (de) * 1985-05-11 1986-11-13 Montan-Hydraulik GmbH, 4755 Holzwickede Arbeitszylinder mit dichter elastischer kolbenstangendichtung
JPS62240275A (ja) * 1986-04-09 1987-10-21 株式会社日立製作所 油圧エレベ−タ
JPH06207608A (ja) 1993-01-12 1994-07-26 Toshiba Mach Co Ltd 油圧装置の油漏れ検知方法
JP2005221069A (ja) * 2003-06-20 2005-08-18 Honda Motor Co Ltd シリンダーリーク検出構造及び同検出方法
JP5102638B2 (ja) * 2008-01-21 2012-12-19 株式会社小松製作所 ダストシールシステム
CN203655776U (zh) * 2013-12-26 2014-06-18 海卓泰克液压技术（苏州）有限公司 变浆油缸
CN104006029A (zh) * 2014-05-12 2014-08-27 天津优瑞纳斯液压机械有限公司 具有漏油检测结构的液压缸
JP6622566B2 (ja) * 2015-11-04 2019-12-18 Ｋｙｂ株式会社 液漏れ検知装置
CN105864148B (zh) * 2016-05-10 2017-09-22 燕山大学 一种液压缸用密封圈泄漏量的定量测量装置及测量方法
JP2017207078A (ja) * 2016-05-16 2017-11-24 Ｋｙｂ株式会社 液漏れ検知装置
JP7039165B2 (ja) * 2016-09-29 2022-03-22 株式会社バルカー 液体漏れ検知ユニット
CN206111726U (zh) * 2016-11-01 2017-04-19 常州海宏液压设备有限公司 活塞杆外泄漏自动检测冻干机油缸

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