NL268556A - - Google Patents
Info
- Publication number
- NL268556A NL268556A NL268556DA NL268556A NL 268556 A NL268556 A NL 268556A NL 268556D A NL268556D A NL 268556DA NL 268556 A NL268556 A NL 268556A
- Authority
- NL
- Netherlands
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
- F15C1/00—Circuit elements having no moving parts
- F15C1/001—Circuit elements having no moving parts for punched-card machines ; for typewriters ; for keyboards; for conveying cards or tape; for conveying through tubes ; for computers ; for DC-AC transducers for information processing ; for signal transmission
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- 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
- B41J23/00—Power drives for actions or mechanisms
- B41J23/20—Fluid-pressure power drives
- B41J23/22—Fluid-pressure power drives for key or like type selection
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
- F15C1/00—Circuit elements having no moving parts
- F15C1/02—Details, e.g. special constructional devices for circuits with fluid elements, such as resistances, capacitive circuit elements; devices preventing reaction coupling in composite elements ; Switch boards; Programme devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66063A US3005533A (en) | 1960-10-31 | 1960-10-31 | Fluid keyboard using jet-pipe valves |
| FR869377A FR1299827A (fr) | 1960-10-31 | 1961-07-28 | Clavier à fluide à tuyères |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL268556A true NL268556A (en:Method) |
Family
ID=26191657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL268556D NL268556A (en:Method) | 1960-10-31 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR1299827A (en:Method) |
| NL (1) | NL268556A (en:Method) |
-
0
- NL NL268556D patent/NL268556A/xx unknown
-
1961
- 1961-07-28 FR FR869377A patent/FR1299827A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1299827A (fr) | 1962-07-27 |