GB1344068A - Switches - Google Patents

Switches

Info

Publication number: GB1344068A
Authority: GB; United Kingdom
Prior art keywords: switches
Prior art date: 1970-09-11
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

GB4347870A

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.)

Smiths Group PLC

Original Assignee

Smiths Group PLC

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.)

1970-09-11

Filing date

1971-08-20

Publication date

1974-01-16

1971-08-20 Application filed by Smiths Group PLC filed Critical Smiths Group PLC

1974-01-16 Publication of GB1344068A publication Critical patent/GB1344068A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H7/00—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
- H01H7/02—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts with fluid timing means
- H01H7/03—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts with fluid timing means with dash-pots

GB4347870A 1970-09-11 1971-08-20 Switches Expired GB1344068A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB4347870		1970-09-11

Publications (1)

Publication Number	Publication Date
GB1344068A true GB1344068A (en)	1974-01-16

Family

ID=10428924

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB4347870A Expired GB1344068A (en)	1970-09-11	1971-08-20	Switches

Country Status (4)

Country	Link
US (1)	US3731021A (en)
DE (1)	DE2144594A1 (en)
FR (1)	FR2106453A1 (en)
GB (1)	GB1344068A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS611530A (en) *	1984-06-12	1986-01-07	Toyota Motor Corp	Cooler cut controller for automotive air conditioners
US6126642A (en) *	1998-10-02	2000-10-03	Science Incorporated	Patient controlled fluid delivery device
ES2146550B1 (en) *	1998-11-11	2001-03-01	Gestion Desarrollos Electronic	NETWORK SWITCH FOR TELEVISION WITH DEGAUSSING DISCONNECTION.
US6236624B1 (en)	1999-05-21	2001-05-22	Science Incorporated	Timing device
FR2825422B1 (en) *	2001-06-05	2003-09-12	Christian Barbarin	PNEUMATIC TIMER
CN104701044A (en) *	2013-12-04	2015-06-10	朱玉静	Thermal delay switch

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2640295A (en) *	1947-06-30	1953-06-02	Auler	Timer for model airplanes
US2800538A (en) *	1954-06-29	1957-07-23	Frank O Kuhn	Electric switch
US3000034A (en) *	1958-05-19	1961-09-19	Delman Co	Windshield clearing system
DE1201461B (en) *	1964-01-23	1965-09-23	Rau Swf Autozubehoer	Time switch with automatic, pneumatically delayed switch-off for electrical systems
US3375335A (en) *	1965-11-22	1968-03-26	Gen Motors Corp	Safety circuit switch with a pneumatic time delay return
US3551615A (en) *	1969-05-23	1970-12-29	Arrow Hart Inc	Pneumatic time delay switch with improved dashpot structure

1971
- 1971-08-20 GB GB4347870A patent/GB1344068A/en not_active Expired
- 1971-08-31 US US00176568A patent/US3731021A/en not_active Expired - Lifetime
- 1971-09-07 DE DE19712144594 patent/DE2144594A1/en active Pending
- 1971-09-10 FR FR7132732A patent/FR2106453A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
US3731021A (en)	1973-05-01
DE2144594A1 (en)	1972-03-16
FR2106453A1 (en)	1972-05-05

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Legal Events

Date	Code	Title	Description
1974-05-30	PS	Patent sealed [section 19, patents act 1949]
1976-03-17	PLNP	Patent lapsed through nonpayment of renewal fees