IT968995B - DEVICE TO CONTROL THE EXCITATION CUR RENT OF A COIL PRODUCING A MAGNETIC FLOW OF INVERTIBLE POLARITY - Google Patents

DEVICE TO CONTROL THE EXCITATION CUR RENT OF A COIL PRODUCING A MAGNETIC FLOW OF INVERTIBLE POLARITY

Info

Publication number: IT968995B
Authority: IT; Italy
Prior art keywords: invertible; polarity; control; magnetic flow; cur rent
Prior art date: 1971-11-19

Application number

IT30543/72A

Other languages

Italian (it)

Inventor

Etienne Danko

Original Assignee

Lenoir Sa

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.)

1971-11-19

Filing date

1972-10-17

Publication date

1974-03-20

1972-10-17 Application filed by Lenoir Sa filed Critical Lenoir Sa

1974-03-20 Application granted granted Critical

1974-03-20 Publication of IT968995B publication Critical patent/IT968995B/en

Links

230000005284 excitation Effects 0.000 title 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
- H01F7/1872—Bistable or bidirectional current devices
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
- B66C2700/087—Electrical assemblies or electrical control devices for electrically actuated grabs

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Power Engineering (AREA)
Automation & Control Theory (AREA)
Magnetic Treatment Devices (AREA)
Synchronous Machinery (AREA)
Ac-Ac Conversion (AREA)
Control Of Electrical Variables (AREA)

IT30543/72A 1971-11-19 1972-10-17 DEVICE TO CONTROL THE EXCITATION CUR RENT OF A COIL PRODUCING A MAGNETIC FLOW OF INVERTIBLE POLARITY IT968995B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7141419A FR2161262A5 (en)	1971-11-19	1971-11-19

Publications (1)

Publication Number	Publication Date
IT968995B true IT968995B (en)	1974-03-20

Family

ID=9086026

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT30543/72A IT968995B (en)	1971-11-19	1972-10-17	DEVICE TO CONTROL THE EXCITATION CUR RENT OF A COIL PRODUCING A MAGNETIC FLOW OF INVERTIBLE POLARITY

Country Status (13)

Country	Link
AU (1)	AU4846672A (en)
BE (1)	BE790729A (en)
CH (1)	CH564251A5 (en)
DD (1)	DD100573A5 (en)
DE (1)	DE2256521A1 (en)
ES (1)	ES408768A1 (en)
FR (1)	FR2161262A5 (en)
GB (1)	GB1384156A (en)
IT (1)	IT968995B (en)
LU (1)	LU66439A1 (en)
NL (1)	NL7215080A (en)
PL (1)	PL81841B1 (en)
ZA (1)	ZA727672B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS55106743A (en) *	1979-02-08	1980-08-15	Inoue Japax Res Inc	Magnetic chuck
GB2149597B (en) *	1980-09-11	1985-11-13	Electro Matic Prod Co	Battery charge system
BG38909A1 (en) *	1982-07-27	1986-03-14	Makedonski	Method and device for acting on ferromagnetic materials
GB8425120D0 (en) *	1984-10-04	1984-11-07	Vent Axia Ltd	Dc solenoid circuits
DE3811446A1 (en)	1988-04-06	1989-10-19	Bodenseewerk Perkin Elmer Co	DEVICE FOR GENERATING A MAGNETIC FIELD IN AN ATOMIC ABSORPTION SPECTROMETER
US7439713B2 (en)	2006-09-20	2008-10-21	Pratt & Whitney Canada Corp.	Modulation control of power generation system
US8076882B2 (en)	2007-12-26	2011-12-13	Pratt & Whitney Canada Corp.	Motor drive architecture with active snubber
US8279648B2 (en)	2008-03-20	2012-10-02	Pratt & Whitney Canada Corp.	Power inverter and method

0
- BE BE790729D patent/BE790729A/en unknown
1971
- 1971-11-19 FR FR7141419A patent/FR2161262A5/fr not_active Expired
1972
- 1972-10-17 IT IT30543/72A patent/IT968995B/en active
- 1972-10-25 GB GB4919372A patent/GB1384156A/en not_active Expired
- 1972-10-27 ZA ZA727672A patent/ZA727672B/en unknown
- 1972-11-02 AU AU48466/72A patent/AU4846672A/en not_active Expired
- 1972-11-06 PL PL1972158665A patent/PL81841B1/pl unknown
- 1972-11-07 CH CH1622372A patent/CH564251A5/xx not_active IP Right Cessation
- 1972-11-08 NL NL7215080A patent/NL7215080A/xx unknown
- 1972-11-09 LU LU66439A patent/LU66439A1/xx unknown
- 1972-11-17 DD DD166922A patent/DD100573A5/xx unknown
- 1972-11-17 DE DE2256521A patent/DE2256521A1/en active Pending
- 1972-11-18 ES ES408768A patent/ES408768A1/en not_active Expired

Also Published As

Publication number	Publication date
AU4846672A (en)	1974-05-02
GB1384156A (en)	1975-02-19
PL81841B1 (en)	1975-10-31
ES408768A1 (en)	1975-11-01
NL7215080A (en)	1973-05-22
BE790729A (en)	1973-02-15
FR2161262A5 (en)	1973-07-06
LU66439A1 (en)	1973-02-01
DD100573A5 (en)	1973-09-20
ZA727672B (en)	1974-06-26
DE2256521A1 (en)	1973-05-24
CH564251A5 (en)	1975-07-15

Publication	Publication Date	Title
DK133758C (en)	1976-11-29	MAGNETIC VALVE
ZA734763B (en)	1974-06-26	Production of magnetic fluids by peptization techniques
IT1003394B (en)	1976-06-10	IMPROVED MAGNETIC TRANSDUCER
TR17497A (en)	1975-07-23	MAGNETIC SPEED ADJUSTMENTS
SE384633B (en)	1976-05-17	MAGNETIC WATER SEPARATOR
CH537548A (en)	1973-05-31	magnetic valve
IT956936B (en)	1973-10-10	MONOCRYSTALLINE FERRITE MAGNETIC HEAD
BE815689A (en)	1974-09-16	IMPROVEMENTS TO MAGNETIC TRANSDUCERS
BE806212A (en)	1974-02-15	ADVANCED MAGNETIC TRANSDUCERS
ATA99473A (en)	1975-02-15	DAMPED THROTTLE COIL
AT323757B (en)	1975-07-25	MAGNETIC FILTER
IT947863B (en)	1973-05-30	MAGNETIC CONTROL VALVE
SE397149B (en)	1977-10-17	INDUCTION COIL
AT344423B (en)	1978-07-25	MAGNETIC DEVICE
BE767137A (en)	1971-10-01	MAGNETIC VALVE
ZA727672B (en)	1974-06-26	A device for controlling the excitation current of a coil producing a magnetic flux of reversible polarity
ATA99573A (en)	1975-02-15	DAMPED THROTTLE COIL
IT1000919B (en)	1976-04-10	MAGNETIC VALVE
AT312089B (en)	1973-12-10	Coil winding
BE777083A (en)	1972-04-17	LEAF MAGNETIC CORE FOR INDUCTION APPLIANCES
IT965714B (en)	1974-02-11	COIL
BE789294A (en)	1973-03-26	ADVANCED EXCITATION COIL
FR1416537A (en)	1965-11-05	Advanced magnetic flywheel
BE791206A (en)	1973-03-01	COILS
BR7208841D0 (en)	1973-09-27	MAGNETIC SET