JPS51124658A - Method of and apparatus for forming spiral groove on inner surface of tube - Google Patents

Method of and apparatus for forming spiral groove on inner surface of tube

Info

Publication number
JPS51124658A
JPS51124658A JP4947275A JP4947275A JPS51124658A JP S51124658 A JPS51124658 A JP S51124658A JP 4947275 A JP4947275 A JP 4947275A JP 4947275 A JP4947275 A JP 4947275A JP S51124658 A JPS51124658 A JP S51124658A
Authority
JP
Japan
Prior art keywords
tube
spiral groove
forming spiral
forming
groove
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
JP4947275A
Other languages
Japanese (ja)
Other versions
JPS5216994B2 (en
Inventor
Kimio Kakizaki
Kunio Fujie
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.)
Hitachi Cable Ltd
Hitachi Ltd
Original Assignee
Hitachi Cable Ltd
Hitachi 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 Hitachi Cable Ltd, Hitachi Ltd filed Critical Hitachi Cable Ltd
Priority to JP4947275A priority Critical patent/JPS51124658A/en
Publication of JPS51124658A publication Critical patent/JPS51124658A/en
Publication of JPS5216994B2 publication Critical patent/JPS5216994B2/ja
Granted legal-status Critical Current

Links

JP4947275A 1975-04-23 1975-04-23 Method of and apparatus for forming spiral groove on inner surface of tube Granted JPS51124658A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4947275A JPS51124658A (en) 1975-04-23 1975-04-23 Method of and apparatus for forming spiral groove on inner surface of tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4947275A JPS51124658A (en) 1975-04-23 1975-04-23 Method of and apparatus for forming spiral groove on inner surface of tube

Publications (2)

Publication Number Publication Date
JPS51124658A true JPS51124658A (en) 1976-10-30
JPS5216994B2 JPS5216994B2 (en) 1977-05-12

Family

ID=12832081

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4947275A Granted JPS51124658A (en) 1975-04-23 1975-04-23 Method of and apparatus for forming spiral groove on inner surface of tube

Country Status (1)

Country Link
JP (1) JPS51124658A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60104976U (en) * 1983-12-19 1985-07-17 オムロン株式会社 coin conveyor
JPH0686172U (en) * 1993-05-26 1994-12-13 秀工電子株式会社 Coin lift

Also Published As

Publication number Publication date
JPS5216994B2 (en) 1977-05-12

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