NL7802985A - PRESSURE SWITCH. - Google Patents

PRESSURE SWITCH.

Info

Publication number: NL7802985A
Authority: NL; Netherlands
Prior art keywords: pressure switch; switch; pressure
Prior art date: 1977-04-29

Application number

NL7802985A

Other languages

Dutch (nl)

Original Assignee

Telefonbau & Normalzeit Gmbh

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.)

1977-04-29

Filing date

1978-03-20

Publication date

1978-10-31

1978-03-20 Application filed by Telefonbau & Normalzeit Gmbh filed Critical Telefonbau & Normalzeit Gmbh

1978-10-31 Publication of NL7802985A publication Critical patent/NL7802985A/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/52—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/036—Return force
- H01H2221/044—Elastic part on actuator or casing

NL7802985A 1977-04-29 1978-03-20 PRESSURE SWITCH. NL7802985A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2719162A DE2719162C3 (en)	1977-04-29	1977-04-29	Pressure switch

Publications (1)

Publication Number	Publication Date
NL7802985A true NL7802985A (en)	1978-10-31

Family

ID=6007633

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7802985A NL7802985A (en)	1977-04-29	1978-03-20	PRESSURE SWITCH.

Country Status (6)

Country	Link
AT (1)	AT371943B (en)
AU (1)	AU520719B2 (en)
BE (1)	BE866328A (en)
DE (1)	DE2719162C3 (en)
IT (1)	IT1102073B (en)
NL (1)	NL7802985A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL7906931A (en) *	1979-09-18	1981-03-20	Philips Nv	PUSH-BUTTON SWITCH.
DE4420767C2 (en) *	1994-06-15	2002-07-11	Abb Patent Gmbh	Test key arrangement
DE10220622B4 (en) *	2002-05-08	2004-09-09	Siemens Ag	Residual-current device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5510937B2 (en) *	1973-04-19	1980-03-21
US4066860A (en) *	1974-09-26	1978-01-03	Sharp Kabushiki Kaisha	Pushbutton switch key arrangement for keyboards having indicia

1977
- 1977-04-29 DE DE2719162A patent/DE2719162C3/en not_active Expired
1978
- 1978-03-20 NL NL7802985A patent/NL7802985A/en not_active Application Discontinuation
- 1978-04-18 AU AU35205/78A patent/AU520719B2/en not_active Expired
- 1978-04-25 BE BE187066A patent/BE866328A/en not_active IP Right Cessation
- 1978-04-27 IT IT49113/78A patent/IT1102073B/en active
- 1978-04-28 AT AT0309778A patent/AT371943B/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE2719162A1 (en)	1978-11-09
AU520719B2 (en)	1982-02-25
BE866328A (en)	1978-10-25
IT1102073B (en)	1985-10-07
DE2719162C3 (en)	1981-07-23
AT371943B (en)	1983-08-10
DE2719162B2 (en)	1980-08-21
AU3520578A (en)	1979-10-25
ATA309778A (en)	1982-12-15
IT7849113A0 (en)	1978-04-27

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Legal Events

Date	Code	Title	Description
1982-11-01	BV	The patent application has lapsed