DE69007480T2 - Verfahren zur herstellung eines glasmessers. - Google Patents

Verfahren zur herstellung eines glasmessers.

Info

Publication number
DE69007480T2
DE69007480T2 DE69007480T DE69007480T DE69007480T2 DE 69007480 T2 DE69007480 T2 DE 69007480T2 DE 69007480 T DE69007480 T DE 69007480T DE 69007480 T DE69007480 T DE 69007480T DE 69007480 T2 DE69007480 T2 DE 69007480T2
Authority
DE
Germany
Prior art keywords
producing
glass knife
knife
glass
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 - Fee Related
Application number
DE69007480T
Other languages
English (en)
Other versions
DE69007480D1 (de
Inventor
Algy Persson
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.)
Glass Ultra Micro Trading Co
Original Assignee
Glass Ultra Micro Trading Co
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 Glass Ultra Micro Trading Co filed Critical Glass Ultra Micro Trading Co
Publication of DE69007480D1 publication Critical patent/DE69007480D1/de
Application granted granted Critical
Publication of DE69007480T2 publication Critical patent/DE69007480T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C03B33/033—Apparatus for opening score lines in glass sheets
    • 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
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/10—Methods
    • Y10T225/12—With preliminary weakening
    • 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
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/30—Breaking or tearing apparatus
    • Y10T225/304—Including means to apply thermal shock to work
    • 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
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/30—Breaking or tearing apparatus
    • Y10T225/371—Movable breaking tool

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Knives (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Surface Treatment Of Glass (AREA)
DE69007480T 1989-04-20 1990-04-19 Verfahren zur herstellung eines glasmessers. Expired - Fee Related DE69007480T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8901438A SE465621B (sv) 1989-04-20 1989-04-20 Foerfarande vid framstaellning av en glaskniv
PCT/SE1990/000263 WO1990012763A1 (en) 1989-04-20 1990-04-19 A method for producing a glass knife

Publications (2)

Publication Number Publication Date
DE69007480D1 DE69007480D1 (de) 1994-04-21
DE69007480T2 true DE69007480T2 (de) 1994-10-20

Family

ID=20375738

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69007480T Expired - Fee Related DE69007480T2 (de) 1989-04-20 1990-04-19 Verfahren zur herstellung eines glasmessers.

Country Status (9)

Country Link
US (1) US5219107A (de)
EP (1) EP0478579B1 (de)
JP (1) JP2821266B2 (de)
AU (1) AU639691B2 (de)
CA (1) CA2053316C (de)
DE (1) DE69007480T2 (de)
ES (1) ES2053193T3 (de)
SE (1) SE465621B (de)
WO (1) WO1990012763A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19606653C1 (de) * 1996-02-23 1997-01-16 Leica Ag Einrichtung zum Brechen von Dreiecks-Glasmessern für die Ultra-Mikrotomie
US20080116240A1 (en) * 2003-12-22 2008-05-22 Edwards Mark S Method and apparatus for fracturing seal rings
CN107572768B (zh) * 2017-10-12 2023-07-04 东旭光电科技股份有限公司 切割系统及其掰断分离装置
EP4336165A1 (de) * 2022-09-06 2024-03-13 Leica Mikrosysteme GmbH Probenhalter zur aufnahme eines probenträgers, ladestation, messerhalter, mikrotom und entsprechende verfahren

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE310768B (de) * 1962-08-31 1969-05-12 Lkb Produkter Ab
SE354915B (de) * 1966-05-24 1973-03-26 Lkb Produkter Ab
GB1379046A (en) * 1971-11-30 1975-01-02 Pyper A S Glassbreaking
US3908878A (en) * 1973-11-08 1975-09-30 Du Pont Apparatus for producing glass knives for microtomes and the like
SE410308B (sv) * 1978-07-04 1979-10-08 Lkb Produkter Ab Anordning for att bryta en glasplatta sa att en skarp egg bildas
US4175684A (en) * 1978-07-31 1979-11-27 Butler James K Mechanical glass knife scorer/breaker
US4231503A (en) * 1979-03-05 1980-11-04 Butler James K Microtomy knife breaker
US4317401A (en) * 1979-07-11 1982-03-02 Disharoon Dale R Method and apparatus for microtomy

Also Published As

Publication number Publication date
US5219107A (en) 1993-06-15
AU5535490A (en) 1990-11-16
SE8901438D0 (sv) 1989-04-20
AU639691B2 (en) 1993-08-05
JPH04507081A (ja) 1992-12-10
DE69007480D1 (de) 1994-04-21
JP2821266B2 (ja) 1998-11-05
ES2053193T3 (es) 1994-07-16
EP0478579A1 (de) 1992-04-08
CA2053316A1 (en) 1990-10-21
EP0478579B1 (de) 1994-03-16
SE465621B (sv) 1991-10-07
WO1990012763A1 (en) 1990-11-01
CA2053316C (en) 2000-01-25
SE8901438L (sv) 1990-10-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee