IT1137716B - Apparecchiatura per la perforazione a scintilla di materiali in fogli - Google Patents

Apparecchiatura per la perforazione a scintilla di materiali in fogli

Info

Publication number
IT1137716B
IT1137716B IT2281181A IT2281181A IT1137716B IT 1137716 B IT1137716 B IT 1137716B IT 2281181 A IT2281181 A IT 2281181A IT 2281181 A IT2281181 A IT 2281181A IT 1137716 B IT1137716 B IT 1137716B
Authority
IT
Italy
Prior art keywords
sheet materials
drilling equipment
spark drilling
spark
equipment
Prior art date
Application number
IT2281181A
Other languages
English (en)
Italian (it)
Other versions
IT8122811A0 (it
Inventor
Robert James Hall
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 IT8122811A0 publication Critical patent/IT8122811A0/it
Application granted granted Critical
Publication of IT1137716B publication Critical patent/IT1137716B/it

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]

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Elimination Of Static Electricity (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Paper (AREA)
IT2281181A 1980-07-08 1981-07-08 Apparecchiatura per la perforazione a scintilla di materiali in fogli IT1137716B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8022239 1980-07-08

Publications (2)

Publication Number Publication Date
IT8122811A0 IT8122811A0 (it) 1981-07-08
IT1137716B true IT1137716B (it) 1986-09-10

Family

ID=10514590

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2281181A IT1137716B (it) 1980-07-08 1981-07-08 Apparecchiatura per la perforazione a scintilla di materiali in fogli

Country Status (5)

Country Link
US (2) US4355226A (enExample)
JP (1) JPS5743674A (enExample)
DE (1) DE3126546A1 (enExample)
FR (1) FR2486752A1 (enExample)
IT (1) IT1137716B (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355226A (en) * 1980-07-08 1982-10-19 Wiggins Teape Group Limited Apparatus for the spark perforation of sheet materials
KR20120018765A (ko) * 2009-05-14 2012-03-05 피코드릴 에스 아 기판 에지의 평활화 및/또는 면취 방법
US8763526B2 (en) 2010-06-21 2014-07-01 The Procter & Gamble Company Apparatus for perforating a web material
US8283013B2 (en) 2010-06-21 2012-10-09 The Procter & Gamble Company Uniquely perforated web product
US8443725B2 (en) 2010-06-21 2013-05-21 The Procter & Gamble Company Method of perforating a web
US8268429B2 (en) 2010-06-21 2012-09-18 The Procter & Gamble Company Perforated web product
US8287977B2 (en) 2010-06-21 2012-10-16 The Procter & Gamble Company Uniquely perforated web product
US8468938B2 (en) 2010-06-21 2013-06-25 The Procter & Gamble Company Apparatus for perforating a web material
US9259848B2 (en) 2010-06-21 2016-02-16 The Procter & Gamble Company Method for providing a web with unique lines of weakness
US8763523B2 (en) 2010-06-21 2014-07-01 The Procter & Gamble Company Method of perforating a web material
US8287976B2 (en) 2010-06-21 2012-10-16 The Procter & Gamble Company Uniquely perforated web product
US8757058B2 (en) 2010-06-21 2014-06-24 The Procter & Gamble Company Process for perforating a web
US8535483B2 (en) 2010-06-21 2013-09-17 The Procter & Gamble Company Apparatus for uniquely perforating a web material
CN105690469B (zh) * 2016-03-25 2017-12-26 云南昆船电子设备有限公司 一种烟盒纸垛包装纸回收装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2763759A (en) * 1953-04-14 1956-09-18 Shibata Gomu Kogyo Kabushiki K Apparatus for electrically perforating polymer sheet material
DE1242020B (de) * 1962-08-09 1967-06-08 Olympia Werke Ag Einrichtung zum Lochen von Aufzeichnungstraegern mittels Funkenentladung
DE1513017A1 (de) * 1966-10-22 1970-03-26 Philips Patentverwaltung Nachschubanordnung von Elektroden fuer Funkenstrecken
US3424895A (en) * 1966-12-02 1969-01-28 Minnesota Mining & Mfg Electrical spark perforator for moving web
DE1549832A1 (de) * 1967-09-07 1971-05-13 Philips Patentverwaltung Anordnung zum Stanzen mittels Lochkombinationen enthaltenden Matrizen
GB1255930A (en) * 1967-12-21 1971-12-01 Production Engineering Res Ass Improvements in or relating to electrochemical machining
US3582985A (en) * 1969-02-12 1971-06-01 Allis Chalmers Mfg Co Method of improving strip paper for electrical insulation
US3862396A (en) * 1972-07-17 1975-01-21 Sanyo Kokusaku Pulp Co Apparatus for making perforations in sheet material by electric discharge
DE2833527A1 (de) * 1977-08-05 1979-02-15 Molins Ltd Vorrichtung zum perforieren einer materialbahn
US4287525A (en) * 1977-09-21 1981-09-01 Sharp Kabushiki Kaisha Multi-pin record electrode assembly and driving method of the same
US4236062A (en) * 1978-06-30 1980-11-25 Philip Morris Incorporated Apparatus for electrical perforation of webs
DE2830326A1 (de) * 1978-07-10 1980-01-24 Schmidt Kufeke K P Anordnung zum feinstperforieren folienartiger materialbahnen mittels hochspannungsimpulsen
US4355226A (en) * 1980-07-08 1982-10-19 Wiggins Teape Group Limited Apparatus for the spark perforation of sheet materials

Also Published As

Publication number Publication date
FR2486752B1 (enExample) 1985-02-15
JPS5743674A (en) 1982-03-11
US4355226A (en) 1982-10-19
IT8122811A0 (it) 1981-07-08
DE3126546A1 (de) 1982-06-16
US4503318A (en) 1985-03-05
FR2486752A1 (fr) 1982-01-15

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