KR100197577B1 - 구멍작업 부품을 갖춘 구멍 팽창공구 - Google Patents

구멍작업 부품을 갖춘 구멍 팽창공구 Download PDF

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Publication number
KR100197577B1
KR100197577B1 KR1019900021763A KR900021763A KR100197577B1 KR 100197577 B1 KR100197577 B1 KR 100197577B1 KR 1019900021763 A KR1019900021763 A KR 1019900021763A KR 900021763 A KR900021763 A KR 900021763A KR 100197577 B1 KR100197577 B1 KR 100197577B1
Authority
KR
South Korea
Prior art keywords
expansion
cylinder
control mechanism
rotation control
slit
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 - Fee Related
Application number
KR1019900021763A
Other languages
English (en)
Korean (ko)
Other versions
KR910019716A (ko
Inventor
칼-하인츠벨테
Original Assignee
헬무트 로젠벨겔
로젠벨겔벨크초우게-마시낸게엠베하
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 헬무트 로젠벨겔, 로젠벨겔벨크초우게-마시낸게엠베하 filed Critical 헬무트 로젠벨겔
Publication of KR910019716A publication Critical patent/KR910019716A/ko
Application granted granted Critical
Publication of KR100197577B1 publication Critical patent/KR100197577B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/02—Enlarging
    • B21D41/026—Enlarging by means of mandrels
    • 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
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/02—Enlarging

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
KR1019900021763A 1990-05-30 1990-12-26 구멍작업 부품을 갖춘 구멍 팽창공구 Expired - Fee Related KR100197577B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE40174042 1990-05-30
DE4017404A DE4017404C1 (enrdf_load_stackoverflow) 1990-05-30 1990-05-30

Publications (2)

Publication Number Publication Date
KR910019716A KR910019716A (ko) 1991-12-19
KR100197577B1 true KR100197577B1 (ko) 1999-06-15

Family

ID=6407491

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900021763A Expired - Fee Related KR100197577B1 (ko) 1990-05-30 1990-12-26 구멍작업 부품을 갖춘 구멍 팽창공구

Country Status (3)

Country Link
KR (1) KR100197577B1 (enrdf_load_stackoverflow)
AU (1) AU643720B2 (enrdf_load_stackoverflow)
DE (1) DE4017404C1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210059891A (ko) * 2019-11-18 2021-05-26 (주)지비엔텍 회전구동방식의 록킹 모듈

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4200020C1 (en) * 1992-01-02 1993-07-22 Rothenberger Werkzeuge-Maschinen Gmbh, 6233 Kelkheim, De Hollow, cylindrical workpiece widening tool - has rack teeth on sliding mandrel meshing with teeth on hinged, L=shaped handle
DE4339993C1 (de) * 1993-11-24 1995-01-05 Rothenberger Werkzeuge Masch Vorrichtung zum Aufweiten von Hohlkörpern
DE50200161D1 (de) * 2002-06-06 2004-01-29 Rothenberger Ag Handwerkzeug in Form einer Zange zum Aufweiten von Hohlkörpern
EP2167255B2 (en) * 2007-06-25 2023-08-30 Uponor Innovation AB Method and tool for expanding a pipe end

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB866994A (en) * 1957-11-13 1961-05-03 Wlodimierz Rast Improvements in or relating to an expanding tool for pipes
IT1147978B (it) * 1981-05-19 1986-11-26 Sykes Pickavant Ltd Perfezionamento negli utensili di svasatura delle estremita' di tubi
US4735078A (en) * 1986-07-07 1988-04-05 Emerson Electric Co. Tube expanding tool
GB2203078B (en) * 1986-07-16 1990-09-19 Semmler Allan Raymond Improvements in and relating to tube expanders
DE3732628C1 (de) * 1987-09-28 1989-04-27 Rothenberger Werkzeuge Masch Aufweitewerkzeug fuer hohle Werkstuecke
DE8807784U1 (de) * 1988-06-15 1988-08-11 Semmler, Allan Raymond Aufweitwerkzeug
DE3930710A1 (de) * 1989-09-14 1991-03-28 Rothenberger Werkzeuge Masch Aufweitewerkzeug fuer hohle werkstuecke

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210059891A (ko) * 2019-11-18 2021-05-26 (주)지비엔텍 회전구동방식의 록킹 모듈
KR102334059B1 (ko) * 2019-11-18 2021-12-02 (주)지비엔텍 회전구동방식의 록킹 모듈

Also Published As

Publication number Publication date
KR910019716A (ko) 1991-12-19
AU6685590A (en) 1991-12-05
AU643720B2 (en) 1993-11-25
DE4017404C1 (enrdf_load_stackoverflow) 1991-10-31

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