GB671961A - Improvements in or relating to methods of and apparatus for grinding flat glass on both faces simultaneously - Google Patents

Improvements in or relating to methods of and apparatus for grinding flat glass on both faces simultaneously

Info

Publication number
GB671961A
GB671961A GB2205549A GB2205549A GB671961A GB 671961 A GB671961 A GB 671961A GB 2205549 A GB2205549 A GB 2205549A GB 2205549 A GB2205549 A GB 2205549A GB 671961 A GB671961 A GB 671961A
Authority
GB
United Kingdom
Prior art keywords
bars
discs
channels
glass
disc
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
GB2205549A
Other languages
English (en)
Inventor
Frederic Barnes Waldron
James Harris Griffin
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.)
Pilkington Group Ltd
Original Assignee
Pilkington Brothers 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
Priority to NL78431D priority Critical patent/NL78431C/xx
Application filed by Pilkington Brothers Ltd filed Critical Pilkington Brothers Ltd
Priority to GB2205549A priority patent/GB671961A/en
Priority to FR1026182D priority patent/FR1026182A/fr
Priority to BE497723D priority patent/BE497723A/xx
Priority to DES18749A priority patent/DE832719C/de
Publication of GB671961A publication Critical patent/GB671961A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
    • B24D7/06—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor with inserted abrasive blocks, e.g. segmental
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
    • B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
    • B24B7/24—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding or polishing glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
    • B24D7/02—Wheels in one piece

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB2205549A 1949-08-24 1949-08-24 Improvements in or relating to methods of and apparatus for grinding flat glass on both faces simultaneously Expired GB671961A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL78431D NL78431C (enrdf_load_stackoverflow) 1949-08-24
GB2205549A GB671961A (en) 1949-08-24 1949-08-24 Improvements in or relating to methods of and apparatus for grinding flat glass on both faces simultaneously
FR1026182D FR1026182A (fr) 1949-08-24 1950-08-21 Perfectionnements aux procédés et appareils pour le doucissage du verre plan sur les deux faces à la fois
BE497723D BE497723A (enrdf_load_stackoverflow) 1949-08-24 1950-08-23
DES18749A DE832719C (de) 1949-08-24 1950-08-24 Schleifeinrichtung zum gleichzeitigen Schleifen beider Flaechen eines ununterbrochen in waagerechter Ebene fortbewegten Glasbandes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2205549A GB671961A (en) 1949-08-24 1949-08-24 Improvements in or relating to methods of and apparatus for grinding flat glass on both faces simultaneously

Publications (1)

Publication Number Publication Date
GB671961A true GB671961A (en) 1952-05-14

Family

ID=10173169

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2205549A Expired GB671961A (en) 1949-08-24 1949-08-24 Improvements in or relating to methods of and apparatus for grinding flat glass on both faces simultaneously

Country Status (5)

Country Link
BE (1) BE497723A (enrdf_load_stackoverflow)
DE (1) DE832719C (enrdf_load_stackoverflow)
FR (1) FR1026182A (enrdf_load_stackoverflow)
GB (1) GB671961A (enrdf_load_stackoverflow)
NL (1) NL78431C (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2345255A (en) * 1998-12-29 2000-07-05 United Microelectronics Corp Chemical-mechanical polishing pad.
EP1366858A4 (en) * 2001-01-05 2006-03-15 Seiko Epson Corp POLISHING DEVICE AND METHOD
CN118528102A (zh) * 2024-07-24 2024-08-23 杭州泓芯微半导体有限公司 一种石英件平面研磨监测装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859565A (en) * 1955-01-31 1958-11-11 Pilkington Brothers Ltd Apparatus for grinding flat glass on both faces simultaneously
BE547473A (enrdf_load_stackoverflow) * 1955-05-03
DE1030219B (de) * 1956-10-30 1958-05-14 Werner Osenberg Dr Ing Mit losem Korn arbeitende Planschleifvorrichtung
DE4240476A1 (de) * 1992-12-02 1994-06-16 Winter & Sohn Ernst Schleifscheibe zum spangebenden Bearbeiten von Werkstückflächen
CN114770263A (zh) * 2022-04-29 2022-07-22 江西瑞美机械设备有限公司 一种高效自动抛光机装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2345255A (en) * 1998-12-29 2000-07-05 United Microelectronics Corp Chemical-mechanical polishing pad.
US6120366A (en) * 1998-12-29 2000-09-19 United Microelectronics Corp. Chemical-mechanical polishing pad
GB2345255B (en) * 1998-12-29 2000-12-27 United Microelectronics Corp Chemical-Mechanical Polishing Pad
EP1366858A4 (en) * 2001-01-05 2006-03-15 Seiko Epson Corp POLISHING DEVICE AND METHOD
CN118528102A (zh) * 2024-07-24 2024-08-23 杭州泓芯微半导体有限公司 一种石英件平面研磨监测装置

Also Published As

Publication number Publication date
FR1026182A (fr) 1953-04-24
NL78431C (enrdf_load_stackoverflow)
DE832719C (de) 1952-02-28
BE497723A (enrdf_load_stackoverflow) 1951-02-23

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