GB1418221A - Electric pushbutton switch - Google Patents

Electric pushbutton switch

Info

Publication number
GB1418221A
GB1418221A GB2371973A GB2371973A GB1418221A GB 1418221 A GB1418221 A GB 1418221A GB 2371973 A GB2371973 A GB 2371973A GB 2371973 A GB2371973 A GB 2371973A GB 1418221 A GB1418221 A GB 1418221A
Authority
GB
United Kingdom
Prior art keywords
permanent magnet
magnets
disc
magnetic
attached
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
Application number
GB2371973A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1418221A publication Critical patent/GB1418221A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/90Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of galvano-magnetic devices, e.g. Hall-effect devices
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00Magnets
    • H01F7/02Permanent magnets [PM]
    • H01F7/0231Magnetic circuits with PM for power or force generation
    • H01F7/0252PM holding devices

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Push-Button Switches (AREA)
  • Switches With Compound Operations (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
GB2371973A 1972-06-19 1973-05-18 Electric pushbutton switch Expired GB1418221A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26383272A 1972-06-19 1972-06-19

Publications (1)

Publication Number Publication Date
GB1418221A true GB1418221A (en) 1975-12-17

Family

ID=23003412

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2371973A Expired GB1418221A (en) 1972-06-19 1973-05-18 Electric pushbutton switch

Country Status (4)

Country Link
JP (1) JPS4950467A (enrdf_load_stackoverflow)
DE (1) DE2330814A1 (enrdf_load_stackoverflow)
FR (1) FR2189837A1 (enrdf_load_stackoverflow)
GB (1) GB1418221A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU194440B (en) * 1983-11-30 1988-01-28 Szamitastech Koord Push-button structure with non-linear characteristic curve of displacement-pressure
JPH0499334U (enrdf_load_stackoverflow) * 1991-01-16 1992-08-27
ES2802544T3 (es) * 2017-11-02 2021-01-20 Braun Gmbh Dispositivo de higiene personal

Also Published As

Publication number Publication date
DE2330814A1 (de) 1974-01-17
FR2189837A1 (enrdf_load_stackoverflow) 1974-01-25
JPS4950467A (enrdf_load_stackoverflow) 1974-05-16

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee