NL7613269A - Schakelaar. - Google Patents
Schakelaar.Info
- Publication number
- NL7613269A NL7613269A NL7613269A NL7613269A NL7613269A NL 7613269 A NL7613269 A NL 7613269A NL 7613269 A NL7613269 A NL 7613269A NL 7613269 A NL7613269 A NL 7613269A NL 7613269 A NL7613269 A NL 7613269A
- Authority
- NL
- Netherlands
- Prior art keywords
- switch
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
- H03K17/972—Switches controlled by moving an element forming part of the switch using a magnetic movable element having a plurality of control members, e.g. keyboard
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
- H03K2017/9706—Inductive element
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/652,450 US4028696A (en) | 1976-01-26 | 1976-01-26 | Double depression magnetic keyswitch |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7613269A true NL7613269A (nl) | 1977-07-28 |
Family
ID=24616877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7613269A NL7613269A (nl) | 1976-01-26 | 1976-11-29 | Schakelaar. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4028696A (nl) |
JP (1) | JPS5291179A (nl) |
AU (1) | AU2007276A (nl) |
BR (1) | BR7608529A (nl) |
DE (1) | DE2659271A1 (nl) |
FR (1) | FR2339296A2 (nl) |
GB (1) | GB1527170A (nl) |
IT (1) | IT1076302B (nl) |
NL (1) | NL7613269A (nl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4227163A (en) * | 1979-03-05 | 1980-10-07 | Illinois Tool Works Inc. | Electrical keyswitch |
DE3127053C2 (de) * | 1981-07-09 | 1983-07-21 | Vacuumschmelze Gmbh, 6450 Hanau | Sensortaste zur kontaktlosen Erzeugung eines elektrischen Signals bei Tastendruck |
JPS58169825A (ja) * | 1982-03-31 | 1983-10-06 | 日本メクトロン株式会社 | パネルキ−ボ−ド |
US5220318A (en) * | 1988-12-22 | 1993-06-15 | Ampex Corporation | Apparatus for selectively varying keyboard switching force |
US20160064172A1 (en) * | 2014-09-02 | 2016-03-03 | Delta Systems, Inc. | Plunger switch assembly and method of operation |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3407396A (en) * | 1964-12-30 | 1968-10-22 | Honeywell Inc | Data processing apparatus employing permanent magnet inhibiting means |
US3698531A (en) * | 1970-10-26 | 1972-10-17 | Illinois Tool Works | Solid state switch |
US3825909A (en) * | 1973-02-02 | 1974-07-23 | Illinois Tool Works | Solid state switch structure |
CA985414A (en) * | 1973-03-21 | 1976-03-09 | Illinois Tool Works Inc. | Magnetic key slide switch construction |
US3911429A (en) * | 1974-04-08 | 1975-10-07 | Ibm | Self-energized magnetic keys |
-
1976
- 1976-01-26 US US05/652,450 patent/US4028696A/en not_active Expired - Lifetime
- 1976-11-29 AU AU20072/76A patent/AU2007276A/en not_active Expired
- 1976-11-29 NL NL7613269A patent/NL7613269A/nl not_active Application Discontinuation
- 1976-12-07 JP JP14623876A patent/JPS5291179A/ja active Pending
- 1976-12-10 GB GB51579/76A patent/GB1527170A/en not_active Expired
- 1976-12-14 FR FR7637683A patent/FR2339296A2/fr active Pending
- 1976-12-20 BR BR7608529A patent/BR7608529A/pt unknown
- 1976-12-29 DE DE19762659271 patent/DE2659271A1/de active Pending
-
1977
- 1977-01-25 IT IT19605/77A patent/IT1076302B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2339296A2 (fr) | 1977-08-19 |
BR7608529A (pt) | 1977-12-20 |
US4028696A (en) | 1977-06-07 |
GB1527170A (en) | 1978-10-04 |
IT1076302B (it) | 1985-04-27 |
AU2007276A (en) | 1978-06-08 |
JPS5291179A (en) | 1977-08-01 |
DE2659271A1 (de) | 1977-07-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |