CN112654462B - 包括液压脉冲单元的动力扳手 - Google Patents

包括液压脉冲单元的动力扳手 Download PDF

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Publication number
CN112654462B
CN112654462B CN201980058529.XA CN201980058529A CN112654462B CN 112654462 B CN112654462 B CN 112654462B CN 201980058529 A CN201980058529 A CN 201980058529A CN 112654462 B CN112654462 B CN 112654462B
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CN
China
Prior art keywords
disc
fluid
power wrench
seal
oil
Prior art date
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Active
Application number
CN201980058529.XA
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English (en)
Chinese (zh)
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CN112654462A (zh
Inventor
R·T·舍斯滕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlas Copco Industrial Technique AB
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Atlas Copco Industrial Technique AB
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Publication of CN112654462A publication Critical patent/CN112654462A/zh
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    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
CN201980058529.XA 2018-09-10 2019-08-30 包括液压脉冲单元的动力扳手 Active CN112654462B (zh)

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
CN112654462A CN112654462A (zh) 2021-04-13
CN112654462B true CN112654462B (zh) 2022-09-09

Family

ID=67810611

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980058529.XA Active CN112654462B (zh) 2018-09-10 2019-08-30 包括液压脉冲单元的动力扳手

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

Family Cites Families (11)

* 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
JP2010284734A (ja) * 2009-06-09 2010-12-24 Hitachi Koki Co Ltd オイルパルス工具
JP5445770B2 (ja) * 2010-03-26 2014-03-19 日立工機株式会社 オイルパルス工具
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

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
SE542994C2 (en) 2020-09-22
KR102623686B1 (ko) 2024-01-12
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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