JP7347669B2 - 電柱回転装置及び位置制御方法 - Google Patents

電柱回転装置及び位置制御方法 Download PDF

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Publication number
JP7347669B2
JP7347669B2 JP2022527269A JP2022527269A JP7347669B2 JP 7347669 B2 JP7347669 B2 JP 7347669B2 JP 2022527269 A JP2022527269 A JP 2022527269A JP 2022527269 A JP2022527269 A JP 2022527269A JP 7347669 B2 JP7347669 B2 JP 7347669B2
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JP
Japan
Prior art keywords
utility pole
pole
utility
rotation device
rotation
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
JP2022527269A
Other languages
English (en)
Japanese (ja)
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JPWO2021240587A1 (https=
Inventor
達也 茂木
崇 海老根
栄伸 廣田
嘉泰 佐藤
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.)
NTT Inc
NTT Inc USA
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Inc USA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp, NTT Inc USA filed Critical Nippon Telegraph and Telephone Corp
Publication of JPWO2021240587A1 publication Critical patent/JPWO2021240587A1/ja
Application granted granted Critical
Publication of JP7347669B2 publication Critical patent/JP7347669B2/ja
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/68—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles mounted on, or guided by, jibs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/58—Gripping members engaging only the external or internal surfaces of the articles and deforming the articles, e.g. by using gripping members such as tongs or grapples
    • B66C1/585—Log grapples
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/46—Position indicators for suspended loads or for crane elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/03—Cranes with arms or jibs; Multiple cranes
    • B66C2700/0321—Travelling cranes
    • B66C2700/0357—Cranes on road or off-road vehicles, on trailers or towed vehicles; Cranes on wheels or crane-trucks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Manipulator (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
JP2022527269A 2020-05-25 2020-05-25 電柱回転装置及び位置制御方法 Active JP7347669B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/020500 WO2021240587A1 (ja) 2020-05-25 2020-05-25 電柱回転装置及び位置制御方法

Publications (2)

Publication Number Publication Date
JPWO2021240587A1 JPWO2021240587A1 (https=) 2021-12-02
JP7347669B2 true JP7347669B2 (ja) 2023-09-20

Family

ID=78723156

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022527269A Active JP7347669B2 (ja) 2020-05-25 2020-05-25 電柱回転装置及び位置制御方法

Country Status (3)

Country Link
US (1) US20230192450A1 (https=)
JP (1) JP7347669B2 (https=)
WO (1) WO2021240587A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4652195A (en) 1984-01-26 1987-03-24 Mcarthur James R Casing stabbing and positioning apparatus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1558261A (en) * 1925-01-20 1925-10-20 Frank W Grady Pipe elevator
DE3276627D1 (en) * 1982-12-30 1987-07-30 Pfleiderer Fa G A Apparatus for making tapered hollow poles of fibre-reinforced resin
US7032678B2 (en) * 1999-10-01 2006-04-25 Frank's Casing Crew And Rental Tools, Inc. Horseshoe shaped elevator and method for using same
US6554337B2 (en) * 2000-12-07 2003-04-29 Homayoon Kazerooni Mechanical grapple for grabbing and holding sacks and bags
US6938519B2 (en) * 2003-07-01 2005-09-06 Harnischfeger Technologies, Inc. Automatic breakout wrench with floating gripping dies
US8632111B2 (en) * 2003-12-12 2014-01-21 Varco I/P, Inc. Apparatus and method for facilitating handling pipe
US7992909B2 (en) * 2007-07-12 2011-08-09 Frank's Casing Crew And Rental Tools, Inc. Single joint elevator with jaws secured by a powered door
JP5840664B2 (ja) * 2013-09-19 2016-01-06 中国電力株式会社 シートクリップ
US10830754B2 (en) * 2018-09-19 2020-11-10 Osmose Utilities Services, Inc. Automated profiling of the condition of wood
US11624247B2 (en) * 2019-04-17 2023-04-11 Black Diamond Oilfield Rentals LLC Elevator grip lifting and rotary slip holding system and methods thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4652195A (en) 1984-01-26 1987-03-24 Mcarthur James R Casing stabbing and positioning apparatus

Also Published As

Publication number Publication date
JPWO2021240587A1 (https=) 2021-12-02
US20230192450A1 (en) 2023-06-22
WO2021240587A1 (ja) 2021-12-02

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