GB2037080B - Push button keyboard switch - Google Patents

Push button keyboard switch

Info

Publication number: GB2037080B
Authority: GB; United Kingdom
Prior art keywords: push button; keyboard switch; button keyboard; switch; push
Prior art date: 1978-10-31
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

GB7937562A

Other versions

GB2037080A (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.)

Licentia Patent Verwaltungs GmbH

Licentia Oy

Original Assignee

Licentia Patent Verwaltungs GmbH

Licentia Oy

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.)

1978-10-31

Filing date

1979-10-30

Publication date

1983-07-27

1979-10-30 Application filed by Licentia Patent Verwaltungs GmbH, Licentia Oy filed Critical Licentia Patent Verwaltungs GmbH

1980-07-02 Publication of GB2037080A publication Critical patent/GB2037080A/en

1983-07-27 Application granted granted Critical

1983-07-27 Publication of GB2037080B publication Critical patent/GB2037080B/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
- H01H1/242—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting the contact forming a part of a coil spring

GB7937562A 1978-10-31 1979-10-30 Push button keyboard switch Expired GB2037080B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19787832330 DE7832330U1 (en)	1978-10-31	1978-10-31	Program keypad

Publications (2)

Publication Number	Publication Date
GB2037080A GB2037080A (en)	1980-07-02
GB2037080B true GB2037080B (en)	1983-07-27

Family

ID=6696520

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7937562A Expired GB2037080B (en)	1978-10-31	1979-10-30	Push button keyboard switch

Country Status (2)

Country	Link
DE (1)	DE7832330U1 (en)
GB (1)	GB2037080B (en)

1978
- 1978-10-31 DE DE19787832330 patent/DE7832330U1/en not_active Expired
1979
- 1979-10-30 GB GB7937562A patent/GB2037080B/en not_active Expired

Also Published As

Publication number	Publication date
DE7832330U1 (en)	1979-02-15
GB2037080A (en)	1980-07-02

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Legal Events

Date	Code	Title	Description
1984-08-08	732	Registration of transactions, instruments or events in the register (sect. 32/1977)
1985-06-26	PCNP	Patent ceased through non-payment of renewal fee