JPS5379171A - Turning drive oil-pressure circuit of construction machine - Google Patents

Turning drive oil-pressure circuit of construction machine

Info

Publication number
JPS5379171A
JPS5379171A JP15670276A JP15670276A JPS5379171A JP S5379171 A JPS5379171 A JP S5379171A JP 15670276 A JP15670276 A JP 15670276A JP 15670276 A JP15670276 A JP 15670276A JP S5379171 A JPS5379171 A JP S5379171A
Authority
JP
Japan
Prior art keywords
construction machine
pressure circuit
turning drive
drive oil
turning
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
JP15670276A
Other languages
Japanese (ja)
Inventor
Masahiro Nanbu
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.)
Japan Steel Works Ltd
Original Assignee
Japan Steel Works 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 Japan Steel Works Ltd filed Critical Japan Steel Works Ltd
Priority to JP15670276A priority Critical patent/JPS5379171A/en
Publication of JPS5379171A publication Critical patent/JPS5379171A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To allow small capacity pump in use and to increase the turning speed by means that pressure oil is accumulated in a spring-supplied cylinder in braking condition and used at starting point.
COPYRIGHT: (C)1978,JPO&Japio
JP15670276A 1976-12-24 1976-12-24 Turning drive oil-pressure circuit of construction machine Pending JPS5379171A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15670276A JPS5379171A (en) 1976-12-24 1976-12-24 Turning drive oil-pressure circuit of construction machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15670276A JPS5379171A (en) 1976-12-24 1976-12-24 Turning drive oil-pressure circuit of construction machine

Publications (1)

Publication Number Publication Date
JPS5379171A true JPS5379171A (en) 1978-07-13

Family

ID=15633457

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15670276A Pending JPS5379171A (en) 1976-12-24 1976-12-24 Turning drive oil-pressure circuit of construction machine

Country Status (1)

Country Link
JP (1) JPS5379171A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53125201U (en) * 1977-03-14 1978-10-05
JPS56144175U (en) * 1980-03-31 1981-10-30
JPS5785058U (en) * 1980-11-14 1982-05-26
JPS61163289U (en) * 1985-03-28 1986-10-09
EP0989308A3 (en) * 1998-09-25 2001-03-07 Lucas Industries Limited Hydraulic motor
JP2015014345A (en) * 2013-07-08 2015-01-22 日立建機株式会社 Hydraulic circuit of construction machine

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53125201U (en) * 1977-03-14 1978-10-05
JPS592209Y2 (en) * 1977-03-14 1984-01-21 株式会社小松製作所 Turning energy recovery device for upper turning vehicles
JPS56144175U (en) * 1980-03-31 1981-10-30
JPS5785058U (en) * 1980-11-14 1982-05-26
JPS61163289U (en) * 1985-03-28 1986-10-09
EP0989308A3 (en) * 1998-09-25 2001-03-07 Lucas Industries Limited Hydraulic motor
JP2015014345A (en) * 2013-07-08 2015-01-22 日立建機株式会社 Hydraulic circuit of construction machine

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