JPS52129113A - Method of and apparatus for controlling expansion and contraction of boom operated at high place - Google Patents

Method of and apparatus for controlling expansion and contraction of boom operated at high place

Info

Publication number
JPS52129113A
JPS52129113A JP4474176A JP4474176A JPS52129113A JP S52129113 A JPS52129113 A JP S52129113A JP 4474176 A JP4474176 A JP 4474176A JP 4474176 A JP4474176 A JP 4474176A JP S52129113 A JPS52129113 A JP S52129113A
Authority
JP
Japan
Prior art keywords
contraction
high place
controlling expansion
boom operated
boom
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
JP4474176A
Other languages
Japanese (ja)
Other versions
JPS5932399B2 (en
Inventor
Takurou Suzuki
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.)
Aichi Corp
Original Assignee
Aichi Sharyo Co Ltd
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 Aichi Sharyo Co Ltd filed Critical Aichi Sharyo Co Ltd
Priority to JP51044741A priority Critical patent/JPS5932399B2/en
Publication of JPS52129113A publication Critical patent/JPS52129113A/en
Publication of JPS5932399B2 publication Critical patent/JPS5932399B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
  • Forklifts And Lifting Vehicles (AREA)
JP51044741A 1976-04-19 1976-04-19 Method and device for controlling the extension and contraction of booms for working at high places Expired JPS5932399B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51044741A JPS5932399B2 (en) 1976-04-19 1976-04-19 Method and device for controlling the extension and contraction of booms for working at high places

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51044741A JPS5932399B2 (en) 1976-04-19 1976-04-19 Method and device for controlling the extension and contraction of booms for working at high places

Publications (2)

Publication Number Publication Date
JPS52129113A true JPS52129113A (en) 1977-10-29
JPS5932399B2 JPS5932399B2 (en) 1984-08-08

Family

ID=12699861

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51044741A Expired JPS5932399B2 (en) 1976-04-19 1976-04-19 Method and device for controlling the extension and contraction of booms for working at high places

Country Status (1)

Country Link
JP (1) JPS5932399B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016145114A (en) * 2016-05-16 2016-08-12 株式会社加藤製作所 Boom telescopic mechanism
CN109364406A (en) * 2018-12-28 2019-02-22 威海广泰特种车辆有限公司 Multi-functional fire-fighting truntable ladder of advocating war

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016145114A (en) * 2016-05-16 2016-08-12 株式会社加藤製作所 Boom telescopic mechanism
CN109364406A (en) * 2018-12-28 2019-02-22 威海广泰特种车辆有限公司 Multi-functional fire-fighting truntable ladder of advocating war
CN109364406B (en) * 2018-12-28 2024-03-22 威海广泰特种车辆有限公司 Multi-functional main battle scaling ladder fire engine

Also Published As

Publication number Publication date
JPS5932399B2 (en) 1984-08-08

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