GB1277390A - An apparatus for producing open-topped hollow articles - Google Patents

An apparatus for producing open-topped hollow articles

Info

Publication number
GB1277390A
GB1277390A GB60044/70A GB6004470A GB1277390A GB 1277390 A GB1277390 A GB 1277390A GB 60044/70 A GB60044/70 A GB 60044/70A GB 6004470 A GB6004470 A GB 6004470A GB 1277390 A GB1277390 A GB 1277390A
Authority
GB
United Kingdom
Prior art keywords
punch
die
turntable
dies
engage
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
GB60044/70A
Other languages
English (en)
Inventor
Kazuhiro Mori
Akio Nakamura
Miyoji Nakai
Tetuji Kamisako
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB1277390A publication Critical patent/GB1277390A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/18—Making uncoated products by impact extrusion
    • B21C23/186—Making uncoated products by impact extrusion by backward extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Extrusion Of Metal (AREA)
  • Punching Or Piercing (AREA)
  • Press Drives And Press Lines (AREA)
GB60044/70A 1969-12-22 1970-12-17 An apparatus for producing open-topped hollow articles Expired GB1277390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44104639A JPS4834991B1 (enrdf_load_stackoverflow) 1969-12-22 1969-12-22

Publications (1)

Publication Number Publication Date
GB1277390A true GB1277390A (en) 1972-06-14

Family

ID=14386003

Family Applications (1)

Application Number Title Priority Date Filing Date
GB60044/70A Expired GB1277390A (en) 1969-12-22 1970-12-17 An apparatus for producing open-topped hollow articles

Country Status (8)

Country Link
US (1) US3670548A (enrdf_load_stackoverflow)
JP (1) JPS4834991B1 (enrdf_load_stackoverflow)
BE (1) BE760635A (enrdf_load_stackoverflow)
BR (1) BR7024799D0 (enrdf_load_stackoverflow)
DE (1) DE2062977C3 (enrdf_load_stackoverflow)
FR (1) FR2074081A5 (enrdf_load_stackoverflow)
GB (1) GB1277390A (enrdf_load_stackoverflow)
NL (1) NL7018635A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5471281U (enrdf_load_stackoverflow) * 1977-10-29 1979-05-21
US4974479A (en) * 1989-10-20 1990-12-04 Amp Incorporated Punch and die set having improved slug management system
CN117206390B (zh) * 2023-11-07 2024-01-05 烟台立源力机械零部件有限公司 一种金属板材加工用的精准冲压装置及其冲压方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518866A (en) * 1967-12-12 1970-07-07 Bliss Co Feed or discharge mechanism for a forming press

Also Published As

Publication number Publication date
DE2062977B2 (de) 1975-01-02
DE2062977C3 (de) 1975-08-07
BE760635A (fr) 1971-05-27
FR2074081A5 (enrdf_load_stackoverflow) 1971-10-01
JPS4834991B1 (enrdf_load_stackoverflow) 1973-10-25
US3670548A (en) 1972-06-20
BR7024799D0 (pt) 1973-02-20
NL7018635A (enrdf_load_stackoverflow) 1971-06-24
DE2062977A1 (de) 1971-07-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PE20 Patent expired after termination of 20 years