NL164996C - PRESSURE-RESISTANT ELECTRICAL SWITCHING DEVICE. - Google Patents

PRESSURE-RESISTANT ELECTRICAL SWITCHING DEVICE.

Info

Publication number: NL164996C
Authority: NL; Netherlands
Prior art keywords: pressure; switching device; electrical switching; resistant electrical; resistant
Prior art date: 1969-03-17

Application number

NL7003783.A

Other languages

Dutch (nl)

Other versions

NL164996B (en

NL7003783A (en

Original Assignee

Dresser Ind

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.)

1969-03-17

Filing date

1970-03-17

Publication date

1981-02-16

1970-03-17 Application filed by Dresser Ind filed Critical Dresser Ind

1970-09-21 Publication of NL7003783A publication Critical patent/NL7003783A/xx

1980-09-15 Publication of NL164996B publication Critical patent/NL164996B/en

1981-02-16 Application granted granted Critical

1981-02-16 Publication of NL164996C publication Critical patent/NL164996C/en

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/26—Details
- H01H35/2607—Means for adjustment of "ON" or "OFF" operating pressure
- H01H35/2614—Means for adjustment of "ON" or "OFF" operating pressure by varying the bias on the pressure sensitive element

Landscapes

Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Switches Operated By Changes In Physical Conditions (AREA)

NL7003783.A 1969-03-17 1970-03-17 PRESSURE-RESISTANT ELECTRICAL SWITCHING DEVICE. NL164996C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US80783569A	1969-03-17	1969-03-17

Publications (3)

Publication Number	Publication Date
NL7003783A NL7003783A (en)	1970-09-21
NL164996B NL164996B (en)	1980-09-15
NL164996C true NL164996C (en)	1981-02-16

Family

ID=25197268

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7003783.A NL164996C (en)	1969-03-17	1970-03-17	PRESSURE-RESISTANT ELECTRICAL SWITCHING DEVICE.

Country Status (4)

Country	Link
US (1)	US3557329A (en)
BR (1)	BR7017494D0 (en)
GB (1)	GB1259411A (en)
NL (1)	NL164996C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3657501A (en) *	1970-11-23	1972-04-18	W E Anderson Inc	Pressure actuated device with concentric piston stem actuators
IT964065B (en) *	1971-08-24	1974-01-21	Actuated Controls Ltd	IMPROVEMENTS TO PRESSURE SENSITIVE SWITCHES
JPS612221A (en) *	1984-06-14	1986-01-08	本田技研工業株式会社	Pressure switch

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1089305A (en) *	1965-05-31	1967-11-01	Speed Dev Company Ltd	A pressure actuated electric control switch

1969
- 1969-03-17 US US807835A patent/US3557329A/en not_active Expired - Lifetime
1970
- 1970-03-09 GB GB1259411D patent/GB1259411A/en not_active Expired
- 1970-03-16 BR BR217494/70A patent/BR7017494D0/en unknown
- 1970-03-17 NL NL7003783.A patent/NL164996C/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
GB1259411A (en)	1972-01-05
NL164996B (en)	1980-09-15
BR7017494D0 (en)	1973-01-16
NL7003783A (en)	1970-09-21
US3557329A (en)	1971-01-19

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Legal Events

Date	Code	Title	Description
1987-11-16	V1	Lapsed because of non-payment of the annual fee