BR7800618A - Teclas para teclados e seu processo de fabricacao - Google Patents

Teclas para teclados e seu processo de fabricacao

Info

Publication number
BR7800618A
BR7800618A BR7800618A BR7800618A BR7800618A BR 7800618 A BR7800618 A BR 7800618A BR 7800618 A BR7800618 A BR 7800618A BR 7800618 A BR7800618 A BR 7800618A BR 7800618 A BR7800618 A BR 7800618A
Authority
BR
Brazil
Prior art keywords
keyboards
manufacturing process
manufacturing
Prior art date
Application number
BR7800618A
Other languages
English (en)
Inventor
R Mitchell
J Purdie
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of BR7800618A publication Critical patent/BR7800618A/pt

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/12—Construction of key buttons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/028—Printed information
    • H01H2219/032—Printed information photographic

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
BR7800618A 1977-02-24 1978-02-01 Teclas para teclados e seu processo de fabricacao BR7800618A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB782377A GB1521435A (en) 1977-02-24 1977-02-24 Keyboard button manufacture

Publications (1)

Publication Number Publication Date
BR7800618A true BR7800618A (pt) 1978-09-12

Family

ID=9840447

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7800618A BR7800618A (pt) 1977-02-24 1978-02-01 Teclas para teclados e seu processo de fabricacao

Country Status (5)

Country Link
JP (1) JPS5840517B2 (pt)
BR (1) BR7800618A (pt)
CA (1) CA1088901A (pt)
DE (1) DE2807843A1 (pt)
GB (1) GB1521435A (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2049210B (en) * 1979-02-26 1983-09-01 Shipley Co Photographic formation of visible images
DE2936926C2 (de) * 1979-09-12 1982-11-25 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Herstellen von mit verschiedenen Zeichen versehenen gleichartigen Kunststoffteilen, insbesondere Kunststoff-Gerätetasten durch Spritzgießen
CH636715A5 (fr) * 1980-05-09 1983-06-15 Nestle Sa Clavier.
JPS57201688A (en) * 1981-06-05 1982-12-10 Toho Polymer Kk Operation display body and manufacture thereof
DE3373990D1 (en) * 1982-04-15 1987-11-12 Standard Telephon & Radio Ag Key element
DE3443585A1 (de) * 1984-11-29 1986-05-28 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung von beschrifteten tasten
JP2555914B2 (ja) * 1991-02-21 1996-11-20 ミツミ電機株式会社 押釦の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5132756B2 (pt) * 1971-11-25 1976-09-14
JPS492269U (pt) * 1972-04-07 1974-01-10
JPS5524850Y2 (pt) * 1974-09-03 1980-06-14
JPS526218A (en) * 1975-07-05 1977-01-18 Omron Tateisi Electronics Co Method of producing key top

Also Published As

Publication number Publication date
GB1521435A (en) 1978-08-16
DE2807843A1 (de) 1978-08-31
JPS53125119A (en) 1978-11-01
JPS5840517B2 (ja) 1983-09-06
CA1088901A (en) 1980-11-04

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