NL74595C - - Google Patents

Info

Publication number: NL74595C
Authority: NL; Netherlands

Application number

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.)

1947-10-01

Publication of NL74595C publication Critical patent/NL74595C/xx

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
- G01R31/3278—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches of relays, solenoids or reed switches
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
- H01H51/282—Constructional details not covered by H01H51/281
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
- H01H51/284—Polarised relays
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49758—During simulated operation or operating conditions

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
General Physics & Mathematics (AREA)
Electromagnets (AREA)

NL74595D 1947-10-01 NL74595C (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US777199A US2577602A (en)	1947-10-01	1947-10-01	Method for adjusting the sensitivity of contact devices

Publications (1)

Publication Number	Publication Date
NL74595C true NL74595C (pt)

Family

ID=25109554

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL707003242A NL140749B (nl)	1947-10-01		Werkwijze om een rhodiumkatalysator te reactiveren.
NL74595D NL74595C (pt)	1947-10-01

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
NL707003242A NL140749B (nl)	1947-10-01		Werkwijze om een rhodiumkatalysator te reactiveren.

Country Status (4)

Country	Link
US (1)	US2577602A (pt)
BE (1)	BE482442A (pt)
FR (1)	FR966089A (pt)
NL (2)	NL74595C (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2914600A (en) *	1952-09-05	1959-11-24	Chicago Telephone Of Californi	Embedded coil and method of manufacturing
US2806186A (en) *	1954-03-24	1957-09-10	Bell Telephone Labor Inc	Relay adjusting set
US2855017A (en) *	1954-12-28	1958-10-07	Bell Telephone Labor Inc	Device for adjusting the relative position of the contacts in a glass enclosed contact switch
US2834847A (en) *	1955-05-13	1958-05-13	Jennings Radio Mfg Corp	Vacuum relay
US2914634A (en) *	1958-01-23	1959-11-24	Clare & Co C P	Contact structure for mercury relays
US3243795A (en) *	1963-03-08	1966-03-29	Eastman Kodak Co	Battery condition indicator
US3341746A (en) *	1964-04-21	1967-09-12	Dow Chemical Co	Control method and apparatus
US3533025A (en) *	1969-01-31	1970-10-06	Adams & Westlake Co	Flat pack relay

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US821992A (en) *	1902-05-01	1906-05-29	North Electric Co	Relay device.
US1611089A (en) *	1923-09-24	1926-12-14	North East Electric Co	Adjustment of magnetic tachometers
US1837723A (en) *	1928-06-12	1931-12-22	Western Electric Co	Method of manufacturing electrical connecting plugs
US1933511A (en) *	1930-06-13	1933-10-31	Leon B Manson	Electrical illuminating device
US2060235A (en) *	1935-06-22	1936-11-10	Bell Telephone Labor Inc	Relay
US2264022A (en) *	1940-06-27	1941-11-25	Bell Telephone Labor Inc	Relay
US2342354A (en) *	1941-08-09	1944-02-22	Honeywell Regulator Co	Metal-clad switch
US2406036A (en) *	1943-05-22	1946-08-20	Bell Telephone Labor Inc	Sealed contact device
US2459306A (en) *	1944-07-21	1949-01-18	Bell Telephone Labor Inc	Contact protection for mercury wetted switch contacts
US2485024A (en) *	1945-03-21	1949-10-18	Amalgamated Wireless Australas	Electromagnetically operated vacuum sealed relay

0
- NL NL707003242A patent/NL140749B/xx unknown
- NL NL74595D patent/NL74595C/xx active
- BE BE482442D patent/BE482442A/xx unknown
1947
- 1947-10-01 US US777199A patent/US2577602A/en not_active Expired - Lifetime
1948
- 1948-05-07 FR FR966089D patent/FR966089A/fr not_active Expired

Also Published As

Publication number	Publication date
BE482442A (pt)
FR966089A (fr)	1950-09-29
US2577602A (en)	1951-12-04
NL140749B (nl)

Publication	Publication Date	Title
AT165657B (pt)
AT165716B (pt)	1950-04-11
AT166672B (pt)	1950-09-11
AT165884B (pt)	1950-05-10
BE474505A (pt)	1947-04-30
BE472149A (pt)	1947-09-27
BE472071A (pt)
BE473383A (pt)
BE458425A (pt)
BE463900A (pt)
BE465296A (pt)
NL74199C (pt)
BE470620A (pt)
BE470671A (pt)
BE470729A (pt)
BE471160A (pt)
BE471167A (pt)	1947-08-13
BE471206A (pt)
BE471414A (pt)
BE471467A (pt)
BE471492A (pt)
BE471627A (pt)
BE471830A (pt)	1947-04-30
NL68839C (pt)
BE401708A (pt)