EP0239104A3 - Cutting mechanism for a document shredder - Google Patents

Cutting mechanism for a document shredder Download PDF

Info

Publication number
EP0239104A3
EP0239104A3 EP87104455A EP87104455A EP0239104A3 EP 0239104 A3 EP0239104 A3 EP 0239104A3 EP 87104455 A EP87104455 A EP 87104455A EP 87104455 A EP87104455 A EP 87104455A EP 0239104 A3 EP0239104 A3 EP 0239104A3
Authority
EP
European Patent Office
Prior art keywords
cutting mechanism
document shredder
shredder
document
cutting
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
EP87104455A
Other languages
German (de)
Other versions
EP0239104B1 (en
EP0239104A2 (en
Inventor
Hermann Schwelling
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.)
H S M Pressen GmbH
Original Assignee
Hermann Schwelling
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
Priority claimed from DE19863610539 external-priority patent/DE3610539C2/en
Priority claimed from DE3610537A external-priority patent/DE3610537C2/en
Application filed by Hermann Schwelling filed Critical Hermann Schwelling
Publication of EP0239104A2 publication Critical patent/EP0239104A2/en
Publication of EP0239104A3 publication Critical patent/EP0239104A3/en
Application granted granted Critical
Publication of EP0239104B1 publication Critical patent/EP0239104B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0007—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating documents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
    • B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16—Details
    • B02C18/18—Knives; Mountings thereof
    • B02C18/182—Disc-shaped knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0007—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating documents
    • B02C2018/0069—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating documents with stripping devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Pulverization Processes (AREA)
EP87104455A 1986-03-27 1987-03-26 Cutting mechanism for a document shredder Expired - Lifetime EP0239104B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19863610539 DE3610539C2 (en) 1986-03-27 1986-03-27 Scraper unit for the pair of cutting rollers of a document shredder
DE3610537A DE3610537C2 (en) 1986-03-27 1986-03-27 Scraper for the cutting rollers of document shredders
DE3610539 1986-03-27
DE3610537 1986-03-27

Publications (3)

Publication Number Publication Date
EP0239104A2 EP0239104A2 (en) 1987-09-30
EP0239104A3 true EP0239104A3 (en) 1988-08-03
EP0239104B1 EP0239104B1 (en) 1991-06-05

Family

ID=25842427

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87104455A Expired - Lifetime EP0239104B1 (en) 1986-03-27 1987-03-26 Cutting mechanism for a document shredder

Country Status (2)

Country Link
EP (1) EP0239104B1 (en)
DE (1) DE3770503D1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4109467C2 (en) * 1991-03-22 1997-03-27 Schleicher & Co Int Document shredder
DE4123293A1 (en) * 1991-07-13 1993-01-21 Schwelling Hermann SCRAPER COMB, IN PARTICULAR FOR SMALL SHREDDERS
AT398937B (en) * 1992-06-12 1995-02-27 Erema DEVICE FOR PLASTICIZING THERMOPLASTIC PLASTIC MATERIAL
EP0616850B1 (en) * 1993-03-22 1997-07-23 Hermann Schwelling Document shredder
DE202015009629U1 (en) 2014-11-07 2018-11-15 Akten-Ex Gmbh & Co. Kg Plant for shredding files
CN110064477B (en) * 2019-04-29 2021-04-06 杭州铭展网络科技有限公司 Easy-to-maintain paper shredder

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2502979A1 (en) * 1981-03-31 1982-10-08 Schleicher Co Feinwerktech RIPPER FINGER IN THE DEVICE OF A WASTE MACHINE FOR TEXT AND DATA MEDIA
GB2096017A (en) * 1981-03-31 1982-10-13 Schwelling Hermann Cutting mechanism for paper shredders
DE2749482C2 (en) * 1977-11-04 1986-01-09 Feinwerktechnik Schleicher & Co, 7778 Markdorf Cutting roller of a ripper
EP0174148A2 (en) * 1984-08-31 1986-03-12 Mochizuki Precision Machine Industries Co. Ltd. Cutting apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2749482C2 (en) * 1977-11-04 1986-01-09 Feinwerktechnik Schleicher & Co, 7778 Markdorf Cutting roller of a ripper
FR2502979A1 (en) * 1981-03-31 1982-10-08 Schleicher Co Feinwerktech RIPPER FINGER IN THE DEVICE OF A WASTE MACHINE FOR TEXT AND DATA MEDIA
GB2096017A (en) * 1981-03-31 1982-10-13 Schwelling Hermann Cutting mechanism for paper shredders
EP0174148A2 (en) * 1984-08-31 1986-03-12 Mochizuki Precision Machine Industries Co. Ltd. Cutting apparatus

Also Published As

Publication number Publication date
DE3770503D1 (en) 1991-07-11
EP0239104B1 (en) 1991-06-05
EP0239104A2 (en) 1987-09-30

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