CA999374A - Magnetic key switch having a removable support assembly - Google Patents
Magnetic key switch having a removable support assemblyInfo
- Publication number
- CA999374A CA999374A CA196,017A CA196017A CA999374A CA 999374 A CA999374 A CA 999374A CA 196017 A CA196017 A CA 196017A CA 999374 A CA999374 A CA 999374A
- Authority
- CA
- Canada
- Prior art keywords
- support assembly
- key switch
- removable support
- magnetic key
- magnetic
- 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
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
-
- 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 |
---|---|---|---|
US38851073A | 1973-08-15 | 1973-08-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA999374A true CA999374A (en) | 1976-11-02 |
Family
ID=23534407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA196,017A Expired CA999374A (en) | 1973-08-15 | 1974-03-26 | Magnetic key switch having a removable support assembly |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5816284B2 (en) |
AU (1) | AU474631B2 (en) |
BR (1) | BR7404154D0 (en) |
CA (1) | CA999374A (en) |
CH (1) | CH586460A5 (en) |
DE (1) | DE2419410C3 (en) |
FR (1) | FR2241169B1 (en) |
GB (1) | GB1445971A (en) |
IT (1) | IT1019951B (en) |
NL (1) | NL163082C (en) |
SE (1) | SE394913B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5856595Y2 (en) * | 1978-06-30 | 1983-12-27 | 康之 川名 | Kabayaki machine |
US4227163A (en) * | 1979-03-05 | 1980-10-07 | Illinois Tool Works Inc. | Electrical keyswitch |
DE3127053C2 (en) * | 1981-07-09 | 1983-07-21 | Vacuumschmelze Gmbh, 6450 Hanau | Sensor key for contactless generation of an electrical signal when a key is pressed |
EP0093080B1 (en) * | 1982-04-15 | 1985-09-25 | Standard Telephon Und Radio Ag | Keyboard |
JPS61112082U (en) * | 1984-12-25 | 1986-07-15 | ||
CN107978479B (en) * | 2017-12-30 | 2024-04-12 | 苏州富强科技有限公司 | Keyboard selectivity pressurize subassembly |
-
1974
- 1974-03-26 SE SE7404028A patent/SE394913B/en not_active IP Right Cessation
- 1974-03-26 CA CA196,017A patent/CA999374A/en not_active Expired
- 1974-04-23 DE DE19742419410 patent/DE2419410C3/en not_active Expired
- 1974-04-26 NL NL7405669A patent/NL163082C/en not_active IP Right Cessation
- 1974-05-22 BR BR415474A patent/BR7404154D0/en unknown
- 1974-05-24 AU AU69341/74A patent/AU474631B2/en not_active Expired
- 1974-05-29 JP JP49059812A patent/JPS5816284B2/en not_active Expired
- 1974-07-15 GB GB3117274A patent/GB1445971A/en not_active Expired
- 1974-08-05 FR FR7427201A patent/FR2241169B1/fr not_active Expired
- 1974-08-14 IT IT2632074A patent/IT1019951B/en active
- 1974-08-14 CH CH1107974A patent/CH586460A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2419410A1 (en) | 1975-02-27 |
NL163082B (en) | 1980-02-15 |
DE2419410C3 (en) | 1978-08-24 |
NL163082C (en) | 1980-07-15 |
FR2241169B1 (en) | 1982-10-22 |
AU474631B2 (en) | 1976-07-29 |
SE7404028L (en) | 1975-02-17 |
SE394913B (en) | 1977-07-18 |
GB1445971A (en) | 1976-08-11 |
JPS5816284B2 (en) | 1983-03-30 |
NL7405669A (en) | 1975-02-18 |
AU6934174A (en) | 1975-11-27 |
DE2419410B2 (en) | 1977-12-29 |
CH586460A5 (en) | 1977-03-31 |
IT1019951B (en) | 1977-11-30 |
JPS5040234A (en) | 1975-04-12 |
FR2241169A1 (en) | 1975-03-14 |
BR7404154D0 (en) | 1975-05-20 |
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