JP2020082256A5 - - Google Patents

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Publication number
JP2020082256A5
JP2020082256A5 JP2018219081A JP2018219081A JP2020082256A5 JP 2020082256 A5 JP2020082256 A5 JP 2020082256A5 JP 2018219081 A JP2018219081 A JP 2018219081A JP 2018219081 A JP2018219081 A JP 2018219081A JP 2020082256 A5 JP2020082256 A5 JP 2020082256A5
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JP
Japan
Prior art keywords
chamber
fluid
fluid pressure
striking device
pressure type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2018219081A
Other languages
English (en)
Japanese (ja)
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JP2020082256A (ja
JP7171035B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2018219081A priority Critical patent/JP7171035B2/ja
Priority claimed from JP2018219081A external-priority patent/JP7171035B2/ja
Priority to PCT/JP2019/043632 priority patent/WO2020105447A1/ja
Priority to US17/296,538 priority patent/US11850717B2/en
Priority to EP19886108.0A priority patent/EP3885076A4/en
Publication of JP2020082256A publication Critical patent/JP2020082256A/ja
Publication of JP2020082256A5 publication Critical patent/JP2020082256A5/ja
Application granted granted Critical
Publication of JP7171035B2 publication Critical patent/JP7171035B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2018219081A 2018-11-22 2018-11-22 流体圧式打撃装置 Active JP7171035B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2018219081A JP7171035B2 (ja) 2018-11-22 2018-11-22 流体圧式打撃装置
PCT/JP2019/043632 WO2020105447A1 (ja) 2018-11-22 2019-11-07 流体圧式打撃装置
US17/296,538 US11850717B2 (en) 2018-11-22 2019-11-07 Fluid pressure striking device
EP19886108.0A EP3885076A4 (en) 2018-11-22 2019-11-07 Fluid pressure striking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018219081A JP7171035B2 (ja) 2018-11-22 2018-11-22 流体圧式打撃装置

Publications (3)

Publication Number Publication Date
JP2020082256A JP2020082256A (ja) 2020-06-04
JP2020082256A5 true JP2020082256A5 (https=) 2021-12-23
JP7171035B2 JP7171035B2 (ja) 2022-11-15

Family

ID=70773416

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018219081A Active JP7171035B2 (ja) 2018-11-22 2018-11-22 流体圧式打撃装置

Country Status (4)

Country Link
US (1) US11850717B2 (https=)
EP (1) EP3885076A4 (https=)
JP (1) JP7171035B2 (https=)
WO (1) WO2020105447A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102317232B1 (ko) * 2020-01-08 2021-10-22 주식회사 현대에버다임 유압 브레이커

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3780621A (en) 1971-06-07 1973-12-25 Atlas Copco Ab Hydraulic fluid actuated percussion tool
JPS5837569Y2 (ja) 1980-05-19 1983-08-24 株式会社 帝国鑿岩機製作所 打撃装置
US4401030A (en) * 1981-06-15 1983-08-30 Gator Manufacturing, Inc. Portable marking tool
DE3221758A1 (de) * 1982-06-09 1983-12-15 Hartmann & Lämmle GmbH & Co KG, 7255 Rutesheim Hydraulische antriebsvorrichtung
JPH0763940B2 (ja) * 1986-10-08 1995-07-12 日本ニユ−マチツク工業株式会社 衝撃動工具
GB9314145D0 (en) * 1993-07-08 1993-08-18 Savair Ltd Pneumatic cylinder and control valve therefor
JPH07214479A (ja) * 1994-02-02 1995-08-15 Matsuda Astec Kk 油圧衝撃工具
DE4404009C1 (de) 1994-02-09 1995-04-27 Klemm Guenter Fluidbetätigter Schlaghammer
EP1731271A1 (de) * 2005-06-09 2006-12-13 Netter Gmbh Pneumatisch arbeitender Klopfer sowie Verfahren zum Betreiben eines pneumatisch arbeitenden Klopfers
US8968204B2 (en) * 2006-06-12 2015-03-03 Transonic Systems, Inc. System and method of perivascular pressure and flow measurement
US20080236297A1 (en) 2007-01-23 2008-10-02 Geoff Van Fleet Acoustically compatible insert for an ultrasonic probe
JP2013233595A (ja) * 2010-08-27 2013-11-21 Teisaku:Kk 流体圧式打撃装置
JP6470058B2 (ja) * 2014-01-30 2019-02-13 古河ロックドリル株式会社 液圧式打撃装置
JP6480201B2 (ja) 2014-01-30 2019-03-06 古河ロックドリル株式会社 液圧式打撃装置
JP6495672B2 (ja) * 2015-01-30 2019-04-03 古河ロックドリル株式会社 液圧式打撃装置、並びにバルブタイミングの切換方法およびバルブポートの設定方法
US10335043B2 (en) 2015-04-06 2019-07-02 Thomas Jefferson University Implantable vital sign sensor
JP6757682B2 (ja) * 2017-02-24 2020-09-23 古河ロックドリル株式会社 液圧式打撃装置

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