GB1362360A - Process and apparatus for perforation by electric discharge - Google Patents

Process and apparatus for perforation by electric discharge

Info

Publication number
GB1362360A
GB1362360A GB876073A GB876073A GB1362360A GB 1362360 A GB1362360 A GB 1362360A GB 876073 A GB876073 A GB 876073A GB 876073 A GB876073 A GB 876073A GB 1362360 A GB1362360 A GB 1362360A
Authority
GB
United Kingdom
Prior art keywords
discharge
gas
electrode
perforations
perforating
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
GB876073A
Other languages
English (en)
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.)
Mishima Paper Manufacturing Co Ltd
Sanyo Kokusaku Pulp Co Ltd
Original Assignee
Mishima Paper Manufacturing Co Ltd
Sanyo Kokusaku Pulp 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 Mishima Paper Manufacturing Co Ltd, Sanyo Kokusaku Pulp Co Ltd filed Critical Mishima Paper Manufacturing Co Ltd
Publication of GB1362360A publication Critical patent/GB1362360A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet
    • B26F1/28—Perforating by non-mechanical means, e.g. by fluid jet by electrical discharges

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Elimination Of Static Electricity (AREA)
GB876073A 1972-07-17 1973-02-22 Process and apparatus for perforation by electric discharge Expired GB1362360A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7071972A JPS5144208B2 (enrdf_load_stackoverflow) 1972-07-17 1972-07-17

Publications (1)

Publication Number Publication Date
GB1362360A true GB1362360A (en) 1974-08-07

Family

ID=13439640

Family Applications (1)

Application Number Title Priority Date Filing Date
GB876073A Expired GB1362360A (en) 1972-07-17 1973-02-22 Process and apparatus for perforation by electric discharge

Country Status (5)

Country Link
JP (1) JPS5144208B2 (enrdf_load_stackoverflow)
DE (1) DE2310047C3 (enrdf_load_stackoverflow)
FR (1) FR2192899B1 (enrdf_load_stackoverflow)
GB (1) GB1362360A (enrdf_load_stackoverflow)
IT (1) IT979621B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2832998C1 (ru) * 2023-10-05 2025-01-13 федеральное государственное бюджетное образовательное учреждение высшего образования "Воронежский государственный университет" (ФГБОУ ВО "ВГУ") Способ холодной электромеханической микроперфорации листа бумаги в стримерном разряде

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207458A (en) * 1977-04-21 1980-06-10 Philip Morris Incorporated Method of electrically perforating a planar web
CA1105096A (en) * 1977-04-21 1981-07-14 Morris (Philip) Incorporated Method and apparatus for electrical perforation of webs
DE2833527A1 (de) * 1977-08-05 1979-02-15 Molins Ltd Vorrichtung zum perforieren einer materialbahn
US4236062A (en) * 1978-06-30 1980-11-25 Philip Morris Incorporated Apparatus for electrical perforation of webs
JPS6029234A (ja) * 1983-07-11 1985-02-14 Mitsubishi Electric Corp ワイヤカツト放電加工用ワイヤ電極
JPH0547115U (ja) * 1991-11-30 1993-06-22 株式会社イトーキクレビオ 支柱へのパネル板の取付装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2982186A (en) * 1956-05-09 1961-05-02 Micro Vent Inc Apparatus for making perforated sheet material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2832998C1 (ru) * 2023-10-05 2025-01-13 федеральное государственное бюджетное образовательное учреждение высшего образования "Воронежский государственный университет" (ФГБОУ ВО "ВГУ") Способ холодной электромеханической микроперфорации листа бумаги в стримерном разряде

Also Published As

Publication number Publication date
DE2310047C3 (de) 1978-09-14
JPS5144208B2 (enrdf_load_stackoverflow) 1976-11-27
FR2192899A1 (enrdf_load_stackoverflow) 1974-02-15
DE2310047B2 (de) 1978-01-12
IT979621B (it) 1974-09-30
JPS4928994A (enrdf_load_stackoverflow) 1974-03-14
FR2192899B1 (enrdf_load_stackoverflow) 1977-02-04
DE2310047A1 (de) 1974-01-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee