JPS5572521A - Rope type expansion arm in hydraulic shovel - Google Patents

Rope type expansion arm in hydraulic shovel

Info

Publication number
JPS5572521A
JPS5572521A JP14503378A JP14503378A JPS5572521A JP S5572521 A JPS5572521 A JP S5572521A JP 14503378 A JP14503378 A JP 14503378A JP 14503378 A JP14503378 A JP 14503378A JP S5572521 A JPS5572521 A JP S5572521A
Authority
JP
Japan
Prior art keywords
expansion
pipes
stoppers
pipe
expansion arm
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
JP14503378A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6217046B2 (enrdf_load_stackoverflow
Inventor
Ryutaro Yoritomi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP14503378A priority Critical patent/JPS5572521A/ja
Priority to CA339,500A priority patent/CA1132101A/en
Priority to FR7928730A priority patent/FR2442304A1/fr
Priority to DE19792947161 priority patent/DE2947161A1/de
Publication of JPS5572521A publication Critical patent/JPS5572521A/ja
Priority to US06/327,911 priority patent/US4436476A/en
Publication of JPS6217046B2 publication Critical patent/JPS6217046B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP14503378A 1978-11-24 1978-11-24 Rope type expansion arm in hydraulic shovel Granted JPS5572521A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP14503378A JPS5572521A (en) 1978-11-24 1978-11-24 Rope type expansion arm in hydraulic shovel
CA339,500A CA1132101A (en) 1978-11-24 1979-11-08 Excavator having telescopic arm assembly
FR7928730A FR2442304A1 (fr) 1978-11-24 1979-11-21 Dispositif tubulaire utilisable comme bras dans un excavateur
DE19792947161 DE2947161A1 (de) 1978-11-24 1979-11-22 Gestaenge als arm fuer einen bagger
US06/327,911 US4436476A (en) 1978-11-24 1981-12-07 Rod device for use as an arm of an excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14503378A JPS5572521A (en) 1978-11-24 1978-11-24 Rope type expansion arm in hydraulic shovel

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP21372886A Division JPS62170618A (ja) 1986-09-12 1986-09-12 深所作業用機械の揺動伸縮アーム

Publications (2)

Publication Number Publication Date
JPS5572521A true JPS5572521A (en) 1980-05-31
JPS6217046B2 JPS6217046B2 (enrdf_load_stackoverflow) 1987-04-15

Family

ID=15375847

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14503378A Granted JPS5572521A (en) 1978-11-24 1978-11-24 Rope type expansion arm in hydraulic shovel

Country Status (1)

Country Link
JP (1) JPS5572521A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60253696A (ja) * 1984-05-29 1985-12-14 株式会社ジャパニック 竪坑用掘削機

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033844U (enrdf_load_stackoverflow) * 1973-07-23 1975-04-11
JPS51735U (enrdf_load_stackoverflow) * 1974-06-18 1976-01-06

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033844U (enrdf_load_stackoverflow) * 1973-07-23 1975-04-11
JPS51735U (enrdf_load_stackoverflow) * 1974-06-18 1976-01-06

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60253696A (ja) * 1984-05-29 1985-12-14 株式会社ジャパニック 竪坑用掘削機

Also Published As

Publication number Publication date
JPS6217046B2 (enrdf_load_stackoverflow) 1987-04-15

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