FR2486438A1 - Appareil de perforation par etincelles d'un materiau en feuille - Google Patents

Appareil de perforation par etincelles d'un materiau en feuille Download PDF

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Publication number
FR2486438A1
FR2486438A1 FR8113519A FR8113519A FR2486438A1 FR 2486438 A1 FR2486438 A1 FR 2486438A1 FR 8113519 A FR8113519 A FR 8113519A FR 8113519 A FR8113519 A FR 8113519A FR 2486438 A1 FR2486438 A1 FR 2486438A1
Authority
FR
France
Prior art keywords
electrodes
rotor
spark
ring
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.)
Granted
Application number
FR8113519A
Other languages
English (en)
French (fr)
Other versions
FR2486438B1 (enExample
Inventor
Roger Anthony Allen
Robert James Hall
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.)
Wiggins Teape Group Ltd
Original Assignee
Wiggins Teape Group 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 Wiggins Teape Group Ltd filed Critical Wiggins Teape Group Ltd
Publication of FR2486438A1 publication Critical patent/FR2486438A1/fr
Application granted granted Critical
Publication of FR2486438B1 publication Critical patent/FR2486438B1/fr
Granted 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/04—Processes
    • Y10T83/0405—With preparatory or simultaneous ancillary treatment of work
    • Y10T83/041—By heating or cooling
    • Y10T83/0414—At localized area [e.g., line of separation]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/121—With means to accomplish delayed stopping after cessation of cyclic operation

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)
  • Elimination Of Static Electricity (AREA)
FR8113519A 1980-07-09 1981-07-09 Appareil de perforation par etincelles d'un materiau en feuille Granted FR2486438A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8022453A GB2079211B (en) 1980-07-09 1980-07-09 Spark perforation of sheet material

Publications (2)

Publication Number Publication Date
FR2486438A1 true FR2486438A1 (fr) 1982-01-15
FR2486438B1 FR2486438B1 (enExample) 1985-01-25

Family

ID=10514639

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8113519A Granted FR2486438A1 (fr) 1980-07-09 1981-07-09 Appareil de perforation par etincelles d'un materiau en feuille

Country Status (6)

Country Link
US (1) US4447708A (enExample)
JP (1) JPS5753087A (enExample)
DE (1) DE3126545A1 (enExample)
FR (1) FR2486438A1 (enExample)
GB (1) GB2079211B (enExample)
IT (1) IT1138023B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1168876B (it) * 1982-05-19 1987-05-20 Molins Plc Apparecchio e procedimento per la produzione di filtri per sigarette
DE3742250A1 (de) * 1987-12-12 1989-06-22 Hauni Werke Koerber & Co Kg Vorrichtung zum elektrischen perforieren einer bewegten huellmaterialbahn fuer zigaretten oder andere stabfoermige rauchartikel
DE4300635C2 (de) * 1992-10-10 1997-01-30 Micro Perforation Engineering Verfahren und Vorrichtung zum elektro-erosiven Perforieren elektrisch nicht leitender Materialien

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB593891A (en) * 1942-07-24 1947-10-28 Hohn Wesley Meaker Improvement in electro-perforation of sheet material
US3167641A (en) * 1958-11-06 1965-01-26 Lorillard Co P Apparatus for perforating sheet material
FR2339471A1 (fr) * 1976-02-02 1977-08-26 Olin Corp Appareil et procede pour perforer une bande de matiere en mouvement par des arcs electriques

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385966A (en) * 1964-12-30 1968-05-28 Union Carbide Corp Corona discharge electrodes of opposing polarity rotatable about a common axis to treat polymer surfaces
US3385951A (en) * 1966-05-20 1968-05-28 Du Pont Apparatus for perforating and bonding moving sheets of material by electrical discharges
US4110396A (en) * 1974-05-15 1978-08-29 The Gates Rubber Company Curved tubular articles and method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB593891A (en) * 1942-07-24 1947-10-28 Hohn Wesley Meaker Improvement in electro-perforation of sheet material
US3167641A (en) * 1958-11-06 1965-01-26 Lorillard Co P Apparatus for perforating sheet material
FR2339471A1 (fr) * 1976-02-02 1977-08-26 Olin Corp Appareil et procede pour perforer une bande de matiere en mouvement par des arcs electriques

Also Published As

Publication number Publication date
FR2486438B1 (enExample) 1985-01-25
JPS5753087A (en) 1982-03-29
GB2079211A (en) 1982-01-20
US4447708A (en) 1984-05-08
IT1138023B (it) 1986-09-10
IT8122837A0 (it) 1981-07-09
DE3126545A1 (de) 1982-09-16
GB2079211B (en) 1983-03-23

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Legal Events

Date Code Title Description
ST Notification of lapse