JPS5281807A - Jack - Google Patents

Jack

Info

Publication number
JPS5281807A
JPS5281807A JP15712875A JP15712875A JPS5281807A JP S5281807 A JPS5281807 A JP S5281807A JP 15712875 A JP15712875 A JP 15712875A JP 15712875 A JP15712875 A JP 15712875A JP S5281807 A JPS5281807 A JP S5281807A
Authority
JP
Japan
Prior art keywords
jack
rapidly
easily replace
rails
replace rails
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
JP15712875A
Other languages
Japanese (ja)
Other versions
JPS557881B2 (en
Inventor
Kazuhiko Ishihara
Kazuo Ebizuka
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.)
JAPANESE NATIONAL RAILWAYS<JNR>
Japan National Railways
Toko Sangyo Co Ltd
Original Assignee
JAPANESE NATIONAL RAILWAYS<JNR>
Japan National Railways
Toko Sangyo 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 JAPANESE NATIONAL RAILWAYS<JNR>, Japan National Railways, Toko Sangyo Co Ltd filed Critical JAPANESE NATIONAL RAILWAYS<JNR>
Priority to JP15712875A priority Critical patent/JPS5281807A/en
Publication of JPS5281807A publication Critical patent/JPS5281807A/en
Publication of JPS557881B2 publication Critical patent/JPS557881B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To provide a jack which can rapidly and easily replace rails.
COPYRIGHT: (C)1977,JPO&Japio
JP15712875A 1975-12-27 1975-12-27 Jack Granted JPS5281807A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15712875A JPS5281807A (en) 1975-12-27 1975-12-27 Jack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15712875A JPS5281807A (en) 1975-12-27 1975-12-27 Jack

Publications (2)

Publication Number Publication Date
JPS5281807A true JPS5281807A (en) 1977-07-08
JPS557881B2 JPS557881B2 (en) 1980-02-29

Family

ID=15642809

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15712875A Granted JPS5281807A (en) 1975-12-27 1975-12-27 Jack

Country Status (1)

Country Link
JP (1) JPS5281807A (en)

Also Published As

Publication number Publication date
JPS557881B2 (en) 1980-02-29

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees