JPS5675384A - Detector for turning angle of crane boom - Google Patents

Detector for turning angle of crane boom

Info

Publication number
JPS5675384A
JPS5675384A JP15219879A JP15219879A JPS5675384A JP S5675384 A JPS5675384 A JP S5675384A JP 15219879 A JP15219879 A JP 15219879A JP 15219879 A JP15219879 A JP 15219879A JP S5675384 A JPS5675384 A JP S5675384A
Authority
JP
Japan
Prior art keywords
detector
turning angle
crane boom
boom
crane
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
JP15219879A
Other languages
Japanese (ja)
Inventor
Takakimi Yamamoto
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.)
Tadano Ltd
Original Assignee
Tadano Iron Works 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 Tadano Iron Works Co Ltd filed Critical Tadano Iron Works Co Ltd
Priority to JP15219879A priority Critical patent/JPS5675384A/en
Publication of JPS5675384A publication Critical patent/JPS5675384A/en
Pending legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP15219879A 1979-11-23 1979-11-23 Detector for turning angle of crane boom Pending JPS5675384A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15219879A JPS5675384A (en) 1979-11-23 1979-11-23 Detector for turning angle of crane boom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15219879A JPS5675384A (en) 1979-11-23 1979-11-23 Detector for turning angle of crane boom

Publications (1)

Publication Number Publication Date
JPS5675384A true JPS5675384A (en) 1981-06-22

Family

ID=15535194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15219879A Pending JPS5675384A (en) 1979-11-23 1979-11-23 Detector for turning angle of crane boom

Country Status (1)

Country Link
JP (1) JPS5675384A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59149887U (en) * 1983-03-24 1984-10-06 株式会社小松製作所 Boom rope payout length detection device
JPS6081996U (en) * 1983-11-09 1985-06-06 日立建機株式会社 Crane rotation angle display device
WO2019116522A1 (en) * 2017-12-14 2019-06-20 株式会社前田製作所 Boom turning angle detection device for mobile crane

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS504069A (en) * 1973-02-19 1975-01-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS504069A (en) * 1973-02-19 1975-01-16

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59149887U (en) * 1983-03-24 1984-10-06 株式会社小松製作所 Boom rope payout length detection device
JPS6081996U (en) * 1983-11-09 1985-06-06 日立建機株式会社 Crane rotation angle display device
WO2019116522A1 (en) * 2017-12-14 2019-06-20 株式会社前田製作所 Boom turning angle detection device for mobile crane
JPWO2019116522A1 (en) * 2017-12-14 2020-11-26 株式会社前田製作所 Mobile crane boom swivel angle detector
US11414304B2 (en) 2017-12-14 2022-08-16 Maeda Seisakusho Co., Ltd. Boom slewing angle detection device for mobile crane

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