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1. (KR1019887000693) METHOD OF PRESS FORMING SHEET METAL

Office : Republic of Korea
Application Number: 1019870700713 Application Date: 12.08.1987
Publication Number: 1019887000693 Publication Date: 11.05.1990
Grant Number: 1019900003218 Grant Date:
Publication Kind : B1
Prior PCT appl.: Application Number:PCTAU86000373 ; Publication Number:WO8703518 Click to see the data
IPC:
B21D 5/04
B21D 5/06
B PERFORMING OPERATIONS; TRANSPORTING
21
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
D
WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING
5
Bending sheet metal along straight lines, e.g. to form simple curves
04
on brakes making use of clamping means on one side of the work
B PERFORMING OPERATIONS; TRANSPORTING
21
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
D
WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING
5
Bending sheet metal along straight lines, e.g. to form simple curves
06
by drawing procedure making use of dies or forming-rollers, e.g. making profiles
Applicants: Australian Design Marketing PTY
케빈 알란 로스 스터드웰오스트레일이안 디자인 마케팅 피.티.와이. 엘티디.
Inventors: Johannes Jansen M.B.
얀센 마티스 버나더스 요한네스
Agents: 목돈상
목영동
Priority Data: PH 3851 12.12.1985 AU
Title: (EN) METHOD OF PRESS FORMING SHEET METAL
(KO) 판금 프레스가공
Abstract:
(EN)

The method invoives progressively feeding a strip of metal through a multi-stage die. A forming operation is effected in each stage of the die, during each closing stroke of the die. During a first time interval of each closing stroke, one portion of the metal strip is press formed on one stage of the die, whilst a further portion is clamped in the, or each, urther stage of the die, is clampedimmovably in all stages of the die.

Copyright 1997 KIPO


(KO) 내용 없음.
Also published as:
EP0248845US4819473CA1275201AU1987067351DK418087WO/1987/003518