BE586948A - Appareil d'essai à pression différentielle. - Google Patents

Appareil d'essai à pression différentielle.

Info

Publication number: BE586948A
Authority: BE; Belgium
Prior art keywords: differential pressure; test apparatus; pressure test; differential; test
Prior art date: 1959-01-26

Application number

BE586948A

Other languages

English (en)

Inventor

G H Symons

Original Assignee

Calumet & Hecla

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.)

1959-01-26

Filing date

1960-01-26

Publication date

1960-05-16

1960-01-26 Application filed by Calumet & Hecla filed Critical Calumet & Hecla

1960-05-16 Publication of BE586948A publication Critical patent/BE586948A/fr

Links

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2846—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for tubes
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/30—Inspecting, measuring or testing

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Examining Or Testing Airtightness (AREA)

BE586948A 1959-01-26 1960-01-26 Appareil d'essai à pression différentielle. BE586948A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US788835A US3074265A (en)	1959-01-26	1959-01-26	Pressure differential tester

Publications (1)

Publication Number	Publication Date
BE586948A true BE586948A (fr)	1960-05-16

Family

ID=25145713

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE586948A BE586948A (fr)	1959-01-26	1960-01-26	Appareil d'essai à pression différentielle.

Country Status (6)

Country	Link
US (1)	US3074265A (fr)
BE (1)	BE586948A (fr)
CH (1)	CH354962A (fr)
DE (1)	DE1173274B (fr)
FR (1)	FR1243671A (fr)
GB (1)	GB917111A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3316753A (en) *	1963-10-07	1967-05-02	Calumet & Hecla	Electro-hydraulic pressure differential tester
FR2229054B1 (fr) *	1973-05-10	1977-11-04	Chausson Usines Sa
US4686851A (en) *	1981-12-21	1987-08-18	Holm Albert E	Method and apparatus for detecting leaks
USRE33075E (en) *	1985-04-05	1989-10-03	Testrite, Inc.	Method and apparatus for detecting leaks
US7277822B2 (en) *	2000-09-28	2007-10-02	Blemel Kenneth G	Embedded system for diagnostics and prognostics of conduits
GB2567181B (en) *	2017-10-05	2021-04-07	Homeserve Plc	Leak detection method and apparatus

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2603230A (en) *		1952-07-15		Liquid retaining check valve
US1325747A (en) *		1919-12-23		Tube-testing machine
GB123928A (en) *	1918-09-06	1919-03-13	Greenwood And Batley Ltd	Improvements in Testing Tubes for Leakage.
US1720934A (en) *	1927-05-23	1929-07-16	American Can Co	Balanced-diaphragm principle for testing cans
DE625456C (de) *	1933-10-25	1936-02-08	Felten & Guilleaume Carlswerk	Zur Ermittlung von Undichtheiten an einer druckfesten Rohrleitung von Hochspannungsdruckkabelanlagen bestimmtes Verfahren
US2467767A (en) *	1945-04-21	1949-04-19	Westinghouse Electric Corp	Leakage testing system
US2573053A (en) *	1948-05-21	1951-10-30	Us Barrel & Drum Corp	System for testing closed receptacles for leaks
DE828932C (de) *	1949-12-22	1952-01-21	Bosch Gmbh Robert	Vorrichtung zum Pruefen von Druckmittelgeraeten, insbesondere von Zubehoerteilen vonDruckmittelbremsanlagen, auf Dichtheit
US2679748A (en) *	1950-08-05	1954-06-01	Hydropress Inc	Tube testing machine
US2777812A (en) *	1952-03-12	1957-01-15	Robert W Powell	Leak detection system
FR1114506A (fr) *	1954-10-30	1956-04-13	Applic Et De Const Pour Materi	Perfectionnements apportés aux appareils pour déceler les fuites dans des capacités fermées
US2855777A (en) *	1956-02-03	1958-10-14	Moore Products Co	Vacuum leak testing apparatus
US2872806A (en) *	1956-05-23	1959-02-10	Moore Products Co	Leak testing apparatus
US2920159A (en) *	1956-12-03	1960-01-05	Backflow Engineering & Equipme	Backflow prevention and alarm device

1959
- 1959-01-26 US US788835A patent/US3074265A/en not_active Expired - Lifetime
- 1959-12-14 GB GB42438/59A patent/GB917111A/en not_active Expired
- 1959-12-23 FR FR814021A patent/FR1243671A/fr not_active Expired
1960
- 1960-01-12 CH CH354962D patent/CH354962A/fr unknown
- 1960-01-26 DE DEC20643A patent/DE1173274B/de active Pending
- 1960-01-26 BE BE586948A patent/BE586948A/fr unknown

Also Published As

Publication number	Publication date
DE1173274B (de)	1964-07-02
FR1243671A (fr)	1960-10-14
US3074265A (en)	1963-01-22
GB917111A (en)	1963-01-30
CH354962A (fr)	1961-06-15

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