JPS5429182A - Device for forming pocket bores in ring - Google Patents

Device for forming pocket bores in ring

Info

Publication number
JPS5429182A
JPS5429182A JP15133377A JP15133377A JPS5429182A JP S5429182 A JPS5429182 A JP S5429182A JP 15133377 A JP15133377 A JP 15133377A JP 15133377 A JP15133377 A JP 15133377A JP S5429182 A JPS5429182 A JP S5429182A
Authority
JP
Japan
Prior art keywords
ring
forming pocket
pocket bores
blank
bores
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
JP15133377A
Other languages
Japanese (ja)
Inventor
Mikio Oshika
Yorio Kusuda
Toshio Shinno
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.)
NTN Corp
Original Assignee
Toyo Bearing Manufacturing Co Ltd
NTN Toyo Bearing 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 Toyo Bearing Manufacturing Co Ltd, NTN Toyo Bearing Co Ltd filed Critical Toyo Bearing Manufacturing Co Ltd
Priority to JP15133377A priority Critical patent/JPS5429182A/en
Publication of JPS5429182A publication Critical patent/JPS5429182A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To make it possible to form pocket bores in the periphery of a ringshaped blank having uneven thickness distribution by making use of a guide ring adapated for holding the blank at a correct position in relation to the die.
COPYRIGHT: (C)1979,JPO&Japio
JP15133377A 1977-12-15 1977-12-15 Device for forming pocket bores in ring Pending JPS5429182A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15133377A JPS5429182A (en) 1977-12-15 1977-12-15 Device for forming pocket bores in ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15133377A JPS5429182A (en) 1977-12-15 1977-12-15 Device for forming pocket bores in ring

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP9445977A Division JPS5429180A (en) 1977-08-05 1977-08-05 Method of producing retainer

Publications (1)

Publication Number Publication Date
JPS5429182A true JPS5429182A (en) 1979-03-05

Family

ID=15516282

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15133377A Pending JPS5429182A (en) 1977-12-15 1977-12-15 Device for forming pocket bores in ring

Country Status (1)

Country Link
JP (1) JPS5429182A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5260216A (en) * 1975-11-14 1977-05-18 Nippon Steel Corp Process for preventing zone grain refining of one directional silicon steel plate
JPS5825425A (en) * 1981-08-06 1983-02-15 Nippon Steel Corp Manufacture of directional electromagnetic steel plate
US4753692A (en) * 1981-08-05 1988-06-28 Nippon Steel Corporation Grain-oriented electromagnetic steel sheet and process for producing the same
WO2008133337A1 (en) 2007-04-24 2008-11-06 Nippon Steel Corporation Process for producing unidirectionally grain oriented electromagnetic steel sheet
WO2020067236A1 (en) 2018-09-28 2020-04-02 Ｊｆｅスチール株式会社 Method for producing grain-oriented electromagnetic steel sheet, and cold rolling equipment
JP2021137873A (en) * 2020-02-29 2021-09-16 呉江玲 Press working device to metal pipe having thin wall

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5260216A (en) * 1975-11-14 1977-05-18 Nippon Steel Corp Process for preventing zone grain refining of one directional silicon steel plate
US4753692A (en) * 1981-08-05 1988-06-28 Nippon Steel Corporation Grain-oriented electromagnetic steel sheet and process for producing the same
JPS5825425A (en) * 1981-08-06 1983-02-15 Nippon Steel Corp Manufacture of directional electromagnetic steel plate
JPS6253572B2 (en) * 1981-08-06 1987-11-11 Nippon Steel Corp
WO2008133337A1 (en) 2007-04-24 2008-11-06 Nippon Steel Corporation Process for producing unidirectionally grain oriented electromagnetic steel sheet
US8236110B2 (en) 2007-04-24 2012-08-07 Nippon Steel Corporation Method of producing grain-oriented electrical steel sheet
WO2020067236A1 (en) 2018-09-28 2020-04-02 Ｊｆｅスチール株式会社 Method for producing grain-oriented electromagnetic steel sheet, and cold rolling equipment
KR20210042368A (en) 2018-09-28 2021-04-19 제이에프이 스틸 가부시키가이샤 Method for manufacturing grain-oriented electrical steel sheet and cold rolling equipment
JP2021137873A (en) * 2020-02-29 2021-09-16 呉江玲 Press working device to metal pipe having thin wall

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