KR102623686B1 - 유압 펄스 유닛을 포함하는 파워 렌치 - Google Patents

유압 펄스 유닛을 포함하는 파워 렌치 Download PDF

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Publication number
KR102623686B1
KR102623686B1 KR1020217010467A KR20217010467A KR102623686B1 KR 102623686 B1 KR102623686 B1 KR 102623686B1 KR 1020217010467 A KR1020217010467 A KR 1020217010467A KR 20217010467 A KR20217010467 A KR 20217010467A KR 102623686 B1 KR102623686 B1 KR 102623686B1
Authority
KR
South Korea
Prior art keywords
fluid
power wrench
oil
wrench
shaped separator
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.)
Active
Application number
KR1020217010467A
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English (en)
Korean (ko)
Other versions
KR20210046809A (ko
Inventor
로저 토비아스 스죄스텐
Original Assignee
아틀라스 콥코 인더스트리얼 테크니크 에이비
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Application filed by 아틀라스 콥코 인더스트리얼 테크니크 에이비 filed Critical 아틀라스 콥코 인더스트리얼 테크니크 에이비
Publication of KR20210046809A publication Critical patent/KR20210046809A/ko
Application granted granted Critical
Publication of KR102623686B1 publication Critical patent/KR102623686B1/ko
Active legal-status Critical Current
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/02—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/02—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
    • B25B21/026—Impact clutches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
KR1020217010467A 2018-09-10 2019-08-30 유압 펄스 유닛을 포함하는 파워 렌치 Active KR102623686B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE1830255A SE542994C2 (en) 2018-09-10 2018-09-10 POWER WRENCH COMPRISING A HYDRAULIC PULSE UNIT WITH A SEPARATING ARRANGEMENT FOR EXTRACTING AIR FROM OIL
SE1830255-4 2018-09-10
PCT/EP2019/073217 WO2020053000A1 (en) 2018-09-10 2019-08-30 Power wrench comprising a hydraulic pulse unit

Publications (2)

Publication Number Publication Date
KR20210046809A KR20210046809A (ko) 2021-04-28
KR102623686B1 true KR102623686B1 (ko) 2024-01-12

Family

ID=67810611

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217010467A Active KR102623686B1 (ko) 2018-09-10 2019-08-30 유압 펄스 유닛을 포함하는 파워 렌치

Country Status (7)

Country Link
US (1) US11975425B2 (https=)
EP (1) EP3849747B1 (https=)
JP (1) JP7426380B2 (https=)
KR (1) KR102623686B1 (https=)
CN (1) CN112654462B (https=)
SE (1) SE542994C2 (https=)
WO (1) WO2020053000A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12325112B2 (en) * 2020-09-28 2025-06-10 Milwaukee Electric Tool Corporation Power tool with impulse assembly including a valve
SE544912C2 (en) * 2021-04-28 2022-12-27 Atlas Copco Ind Technique Ab Pulse mechanism for Power Tool
SE544938C2 (en) * 2021-11-29 2023-01-10 Atlas Copco Ind Technique Ab Power tool comprising a hydraulic pulse unit
USD1076632S1 (en) * 2023-12-28 2025-05-27 Min Zhao Wrench
USD1111749S1 (en) * 2024-01-11 2026-02-10 Jinhua Zhongyiding Tools Co., Ltd Electric wrench

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010284734A (ja) 2009-06-09 2010-12-24 Hitachi Koki Co Ltd オイルパルス工具
JP2011200983A (ja) 2010-03-26 2011-10-13 Hitachi Koki Co Ltd オイルパルス工具

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0825240A (ja) * 1994-07-12 1996-01-30 Yutani:Kk トルクレンチ
US5611404A (en) * 1995-09-28 1997-03-18 Gpx Corp. Hydraulic impulse tool with enhanced fluid seal
SE509915C2 (sv) * 1997-06-09 1999-03-22 Atlas Copco Tools Ab Hydraulisk momentimpulsgeneratoror
JP3615125B2 (ja) 2000-03-30 2005-01-26 株式会社マキタ オイルユニット及び電動工具
JP3361794B2 (ja) * 2000-08-11 2003-01-07 瓜生製作株式会社 油圧式トルクレンチの打撃トルク発生装置
JP4008865B2 (ja) * 2003-08-01 2007-11-14 株式会社東洋空機製作所 締付具
CN2924116Y (zh) * 2006-04-25 2007-07-18 国营东方仪器厂 用于扭矩扳手的液压扭矩脉冲发生器
SE535186C2 (sv) 2010-05-12 2012-05-15 Atlas Copco Tools Ab Mutterdragare med hydraulisk pulsenhet
SE535459C2 (sv) * 2010-10-27 2012-08-14 Atlas Copco Tools Ab Tryckluftdrivet momentimpulsåtdragningsverktyg med stegvis avstängningsfunktion

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010284734A (ja) 2009-06-09 2010-12-24 Hitachi Koki Co Ltd オイルパルス工具
JP2011200983A (ja) 2010-03-26 2011-10-13 Hitachi Koki Co Ltd オイルパルス工具

Also Published As

Publication number Publication date
CN112654462A (zh) 2021-04-13
KR20210046809A (ko) 2021-04-28
EP3849747B1 (en) 2024-04-17
EP3849747A1 (en) 2021-07-21
JP2022500262A (ja) 2022-01-04
CN112654462B (zh) 2022-09-09
SE542994C2 (en) 2020-09-22
JP7426380B2 (ja) 2024-02-01
US11975425B2 (en) 2024-05-07
SE1830255A1 (en) 2020-03-11
US20220048167A1 (en) 2022-02-17
WO2020053000A1 (en) 2020-03-19

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