JP2023167734A5 - - Google Patents

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Publication number
JP2023167734A5
JP2023167734A5 JP2022079143A JP2022079143A JP2023167734A5 JP 2023167734 A5 JP2023167734 A5 JP 2023167734A5 JP 2022079143 A JP2022079143 A JP 2022079143A JP 2022079143 A JP2022079143 A JP 2022079143A JP 2023167734 A5 JP2023167734 A5 JP 2023167734A5
Authority
JP
Japan
Prior art keywords
arm
connecting pin
pivotally connected
boom head
arm cylinder
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.)
Pending
Application number
JP2022079143A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023167734A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2022079143A priority Critical patent/JP2023167734A/ja
Priority claimed from JP2022079143A external-priority patent/JP2023167734A/ja
Publication of JP2023167734A publication Critical patent/JP2023167734A/ja
Publication of JP2023167734A5 publication Critical patent/JP2023167734A5/ja
Pending legal-status Critical Current

Links

JP2022079143A 2022-05-13 2022-05-13 把持式穴掘建柱車の安全装置 Pending JP2023167734A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022079143A JP2023167734A (ja) 2022-05-13 2022-05-13 把持式穴掘建柱車の安全装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022079143A JP2023167734A (ja) 2022-05-13 2022-05-13 把持式穴掘建柱車の安全装置

Publications (2)

Publication Number Publication Date
JP2023167734A JP2023167734A (ja) 2023-11-24
JP2023167734A5 true JP2023167734A5 (cg-RX-API-DMAC7.html) 2025-04-28

Family

ID=88838292

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022079143A Pending JP2023167734A (ja) 2022-05-13 2022-05-13 把持式穴掘建柱車の安全装置

Country Status (1)

Country Link
JP (1) JP2023167734A (cg-RX-API-DMAC7.html)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1106733A (en) * 1977-07-13 1981-08-11 Clark Equipment Company Pressure control mechanism for a grapple skidder
JPS57170400A (en) * 1981-04-14 1982-10-20 Toyoda Automatic Loom Works Clamping device for forklift truck, etc.
JPH0716882Y2 (ja) * 1989-10-03 1995-04-19 株式会社アイチコーポレーション 把持装置用油圧回路
JP2006089159A (ja) * 2004-09-21 2006-04-06 Hitachi Constr Mach Co Ltd 把持装置の掴み圧力保持装置
CN111232853A (zh) * 2020-03-05 2020-06-05 大连海事大学 大型液压水下抓斗装置

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