JPH0313941B2 - - Google Patents

Info

Publication number
JPH0313941B2
JPH0313941B2 JP31926087A JP31926087A JPH0313941B2 JP H0313941 B2 JPH0313941 B2 JP H0313941B2 JP 31926087 A JP31926087 A JP 31926087A JP 31926087 A JP31926087 A JP 31926087A JP H0313941 B2 JPH0313941 B2 JP H0313941B2
Authority
JP
Japan
Prior art keywords
die
core
casting
hole
mold
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.)
Expired
Application number
JP31926087A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01162557A (ja
Inventor
Yasuyoshi Nakamu
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.)
Ryobi Ltd
Original Assignee
Ryobi 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 Ryobi Ltd filed Critical Ryobi Ltd
Priority to JP62319260A priority Critical patent/JPH01162557A/ja
Priority to US07/247,146 priority patent/US4919189A/en
Priority to KR1019880012180A priority patent/KR920004973B1/ko
Publication of JPH01162557A publication Critical patent/JPH01162557A/ja
Publication of JPH0313941B2 publication Critical patent/JPH0313941B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)
JP62319260A 1987-09-21 1987-12-16 中子の鋳抜き装置 Granted JPH01162557A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP62319260A JPH01162557A (ja) 1987-12-16 1987-12-16 中子の鋳抜き装置
US07/247,146 US4919189A (en) 1987-09-21 1988-09-21 Method of forming as-cast holes by using cores, and apparatus for practicing the method
KR1019880012180A KR920004973B1 (ko) 1987-09-21 1988-09-21 코어를 사용한 주방상태 홀 형성방법 및 그 사용장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62319260A JPH01162557A (ja) 1987-12-16 1987-12-16 中子の鋳抜き装置

Publications (2)

Publication Number Publication Date
JPH01162557A JPH01162557A (ja) 1989-06-27
JPH0313941B2 true JPH0313941B2 (ar) 1991-02-25

Family

ID=18108210

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62319260A Granted JPH01162557A (ja) 1987-09-21 1987-12-16 中子の鋳抜き装置

Country Status (1)

Country Link
JP (1) JPH01162557A (ar)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0726037Y2 (ja) * 1991-06-07 1995-06-14 リョービ株式会社 ダイカスト鋳型の鋳抜装置
CN102498645B (zh) 2009-08-06 2015-04-01 松下电器产业株式会社 同步电动机及同步电动机驱动系统

Also Published As

Publication number Publication date
JPH01162557A (ja) 1989-06-27

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term