KR900020049U - Mold 3-stage mold undercut processing device - Google Patents

Mold 3-stage mold undercut processing device

Info

Publication number
KR900020049U
KR900020049U KR2019890006251U KR890006251U KR900020049U KR 900020049 U KR900020049 U KR 900020049U KR 2019890006251 U KR2019890006251 U KR 2019890006251U KR 890006251 U KR890006251 U KR 890006251U KR 900020049 U KR900020049 U KR 900020049U
Authority
KR
South Korea
Prior art keywords
mold
processing device
stage
undercut processing
stage mold
Prior art date
Application number
KR2019890006251U
Other languages
Korean (ko)
Other versions
KR910007132Y1 (en
Inventor
이상모
Original Assignee
현대전자산업 주식회사
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 현대전자산업 주식회사 filed Critical 현대전자산업 주식회사
Priority to KR2019890006251U priority Critical patent/KR910007132Y1/en
Publication of KR900020049U publication Critical patent/KR900020049U/en
Application granted granted Critical
Publication of KR910007132Y1 publication Critical patent/KR910007132Y1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
KR2019890006251U 1989-05-13 1989-05-13 Dies KR910007132Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890006251U KR910007132Y1 (en) 1989-05-13 1989-05-13 Dies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890006251U KR910007132Y1 (en) 1989-05-13 1989-05-13 Dies

Publications (2)

Publication Number Publication Date
KR900020049U true KR900020049U (en) 1990-12-12
KR910007132Y1 KR910007132Y1 (en) 1991-09-24

Family

ID=19286066

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890006251U KR910007132Y1 (en) 1989-05-13 1989-05-13 Dies

Country Status (1)

Country Link
KR (1) KR910007132Y1 (en)

Also Published As

Publication number Publication date
KR910007132Y1 (en) 1991-09-24

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee