CH536514A - Device for maintaining a constant volume flow through a variable flow restriction - Google Patents

Device for maintaining a constant volume flow through a variable flow restriction

Info

Publication number: CH536514A
Authority: CH; Switzerland
Prior art keywords: maintaining; constant volume; volume flow; flow; variable
Prior art date: 1971-02-25

Application number

CH243872A

Other languages

German (de)

Inventor

Richard Busch Francis

Orville Clemetson Chester

Original Assignee

Gen Electric

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.)

1971-02-25

Filing date

1972-02-21

Publication date

1973-04-30

1972-02-21 Application filed by Gen Electric filed Critical Gen Electric

1973-04-30 Publication of CH536514A publication Critical patent/CH536514A/en

Classifications

- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/01—Control of flow without auxiliary power
- G05D7/0193—Control of flow without auxiliary power using hydraulic or pneumatic amplifiers, relays or transmitters
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/01—Control of flow without auxiliary power
- G05D7/0106—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Automation & Control Theory (AREA)
Flow Control (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Control Of Positive-Displacement Air Blowers (AREA)
Non-Positive Displacement Air Blowers (AREA)
Control Of Positive-Displacement Pumps (AREA)
Details And Applications Of Rotary Liquid Pumps (AREA)

CH243872A 1971-02-25 1972-02-21 Device for maintaining a constant volume flow through a variable flow restriction CH536514A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US11880971A	1971-02-25	1971-02-25

Publications (1)

Publication Number	Publication Date
CH536514A true CH536514A (en)	1973-04-30

Family

ID=22380875

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH243872A CH536514A (en)	1971-02-25	1972-02-21	Device for maintaining a constant volume flow through a variable flow restriction

Country Status (8)

Country	Link
CA (1)	CA957234A (en)
CH (1)	CH536514A (en)
DE (1)	DE2206452A1 (en)
ES (1)	ES399678A1 (en)
FR (1)	FR2127759A5 (en)
GB (1)	GB1358324A (en)
IT (1)	IT946996B (en)
SE (1)	SE385985B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3209498A1 (en) *	1982-03-16	1983-09-22	Knorr-Bremse GmbH, 8000 München	FLOW-RELATED SWITCH
GB2125519B (en) *	1982-08-19	1986-01-08	Cistermiser Ltd	Fluid flow control valve
CN104165786B (en) *	2014-08-11	2016-11-16	深圳国技仪器有限公司	Atmospheric sampling equipment protection system
CN105158030B (en) *	2015-09-04	2017-06-27	杨松	An absorption device for ambient air and exhaust gas sampling
GB2582600B (en) *	2019-03-27	2021-03-31	Cambustion	Method to improve the performance of gas measurement devices at low sample pressure

1972
- 1972-01-25 SE SE83572A patent/SE385985B/en unknown
- 1972-01-28 IT IT1989972A patent/IT946996B/en active
- 1972-02-11 ES ES399678A patent/ES399678A1/en not_active Expired
- 1972-02-11 DE DE19722206452 patent/DE2206452A1/en active Pending
- 1972-02-15 CA CA134,767A patent/CA957234A/en not_active Expired
- 1972-02-21 CH CH243872A patent/CH536514A/en not_active IP Right Cessation
- 1972-02-22 GB GB809372A patent/GB1358324A/en not_active Expired
- 1972-02-24 FR FR7206238A patent/FR2127759A5/fr not_active Expired

Also Published As

Publication number	Publication date
FR2127759A5 (en)	1972-10-13
DE2206452A1 (en)	1972-09-14
GB1358324A (en)	1974-07-03
ES399678A1 (en)	1974-11-16
IT946996B (en)	1973-05-21
CA957234A (en)	1974-11-05
SE385985B (en)	1976-07-26

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Legal Events

Date	Code	Title	Description
1977-09-30	PL	Patent ceased