BE585414A - Calculator. - Google Patents
Calculator.Info
- Publication number
- BE585414A BE585414A BE585414A BE585414A BE585414A BE 585414 A BE585414 A BE 585414A BE 585414 A BE585414 A BE 585414A BE 585414 A BE585414 A BE 585414A BE 585414 A BE585414 A BE 585414A
- Authority
- BE
- Belgium
- Prior art keywords
- calculator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
- G06C11/00—Output mechanisms
- G06C11/04—Output mechanisms with printing mechanisms, e.g. for character-at-a-time or line-at-a-time printing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
- G06C7/00—Input mechanisms
- G06C7/02—Keyboards
- G06C7/08—Keyboards with one set of keys for all denominations, e.g. ten-key board
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/02—Energy stored by the attraction or repulsion of magnetic parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/036—Return force
- H01H2221/04—Return force magnetic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Registering Or Overturning Sheets (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
- Impression-Transfer Materials And Handling Thereof (AREA)
- Push-Button Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE1138258 | 1958-12-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE585414A true BE585414A (en) | 1960-04-01 |
Family
ID=20293864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE585414A BE585414A (en) | 1958-12-08 | 1959-12-08 | Calculator. |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE585414A (en) |
CH (3) | CH388667A (en) |
GB (3) | GB933003A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS517470Y1 (en) * | 1969-06-20 | 1976-02-28 | ||
JPS4953267U (en) * | 1972-08-18 | 1974-05-11 | ||
FR2214166B1 (en) * | 1973-01-12 | 1978-05-12 | Serras Paulet Edouard | |
BG24518A1 (en) * | 1977-08-25 | 1978-03-10 | Czervendinev | Printing device |
FR2443130A1 (en) * | 1978-11-29 | 1980-06-27 | Serras Paulet Edouard | CONTROL KEYBOARD FOR ELECTRIC OR ELECTRONIC DEVICES |
FR2476900A1 (en) * | 1980-02-27 | 1981-08-28 | Telephonie Ind Commerciale | PUSH BUTTON FOR CONTROL KEYBOARD AND METHOD OF MAKING SAME |
-
1959
- 1959-12-03 CH CH8142859A patent/CH388667A/en unknown
- 1959-12-04 CH CH8146659A patent/CH394648A/en unknown
- 1959-12-05 CH CH8149359A patent/CH376160A/en unknown
- 1959-12-08 GB GB4177259A patent/GB933003A/en not_active Expired
- 1959-12-08 GB GB4177359A patent/GB930835A/en not_active Expired
- 1959-12-08 GB GB4177459A patent/GB926353A/en not_active Expired
- 1959-12-08 BE BE585414A patent/BE585414A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB933003A (en) | 1963-07-31 |
CH376160A (en) | 1964-03-31 |
GB930835A (en) | 1963-07-10 |
CH388667A (en) | 1965-02-28 |
GB926353A (en) | 1963-05-15 |
CH394648A (en) | 1965-06-30 |
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