IT1160024B - Azionatore elettromagnetico lineare - Google Patents

Azionatore elettromagnetico lineare

Info

Publication number: IT1160024B
Authority: IT; Italy
Prior art keywords: electromagnetic actuator; linear electromagnetic; linear; actuator; electromagnetic
Prior art date: 1977-11-07

Application number

IT29276/78A

Other languages

English (en)

Other versions

IT7829276A0 (it

Original Assignee

Ibm

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.)

1977-11-07

Filing date

1978-10-31

Publication date

1987-03-04

1978-10-31 Application filed by Ibm filed Critical Ibm

1978-10-31 Publication of IT7829276A0 publication Critical patent/IT7829276A0/it

1987-03-04 Application granted granted Critical

1987-03-04 Publication of IT1160024B publication Critical patent/IT1160024B/it

Links

Classifications

- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/035—DC motors; Unipolar motors
- H02K41/0352—Unipolar motors
- H02K41/0354—Lorentz force motors, e.g. voice coil motors
- H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Electromagnetism (AREA)
Power Engineering (AREA)
Reciprocating, Oscillating Or Vibrating Motors (AREA)
Moving Of Heads (AREA)

IT29276/78A 1977-11-07 1978-10-31 Azionatore elettromagnetico lineare IT1160024B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/849,134 US4136293A (en)	1977-11-07	1977-11-07	Multi-actuator system using single magnetic circuit

Publications (2)

Publication Number	Publication Date
IT7829276A0 IT7829276A0 (it)	1978-10-31
IT1160024B true IT1160024B (it)	1987-03-04

Family

ID=25305150

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT29276/78A IT1160024B (it)	1977-11-07	1978-10-31	Azionatore elettromagnetico lineare

Country Status (11)

Country	Link
US (1)	US4136293A (it)
JP (1)	JPS5835030B2 (it)
AU (1)	AU517409B2 (it)
BR (1)	BR7807247A (it)
CA (1)	CA1068320A (it)
DE (1)	DE2847393C3 (it)
FR (1)	FR2408239A1 (it)
GB (1)	GB2007921B (it)
IT (1)	IT1160024B (it)
NL (1)	NL7810906A (it)
SE (1)	SE430441B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4359761A (en) *	1978-07-27	1982-11-16	Papst Motoren Kg	Electric motor with multiple shafts
US4285018A (en) *	1979-01-25	1981-08-18	International Business Machines Corporation	Disk file
US4227100A (en) *	1979-02-26	1980-10-07	The Foxboro Company	Dual output force motor
US4612592A (en) *	1979-12-26	1986-09-16	Burroughs Corporation	Dual coil/dual magnet actuator
US4692999A (en) *	1979-12-26	1987-09-15	Unisys Corp.	Method of making a multi-coil/multi-magnet actuator
JPS57211963A (en) *	1981-06-24	1982-12-25	Nippon Telegr & Teleph Corp <Ntt>	Parallel linear actuator
JPS5823362A (ja) *	1981-07-30	1983-02-12	Nippon Telegr & Teleph Corp <Ntt>	揺動アクチユエ−タ
US4407578A (en) *	1982-05-03	1983-10-04	Polaroid Corporation	Efficient electromagnetic actuator usable as photographic shutter
US4631432A (en) *	1982-06-21	1986-12-23	Image Communications, Inc.	Linear motor facsimile machine
GB2129186A (en) *	1982-10-29	1984-05-10	Atasi Corp	Disk drive actuator structure
US4616277A (en) *	1984-06-15	1986-10-07	Memorex Corporation	Disk drive storage system having means for compensating for seek driving forces coupled between head actuators
JPS62175972A (ja) *	1986-01-29	1987-08-01	Hitachi Ltd	リニアアクチユエ−タ組立体
JPH071617B2 (ja) *	1986-06-30	1995-01-11	株式会社東芝	磁気ディスク装置及び磁気ディスク装置の磁気ヘッド制御方法
US5025183A (en) *	1989-05-17	1991-06-18	The United States Of America As Represented By The Secretary Of The Air Force	Electromagnetic actuator driver apparatus with pivot axis
CN101860171A (zh) *	2010-04-20	2010-10-13	沈阳工业大学	一种永磁直线发电机
US11320906B2 (en)	2019-12-13	2022-05-03	Facebook Technologies, Llc	Systems and methods for delivering a plurality of haptic effects

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1119992B (de) *	1956-03-29	1961-12-21	Siemens Elektrogeraete Gmbh	Elektrodynamischer Schwingankerantrieb
US3439198A (en) *	1965-12-27	1969-04-15	Robert H Lee	Electrical actuator having a mechanical output
US3487241A (en) *	1967-11-07	1969-12-30	Thomas A Carter	Linear motor-generator
JPS4811888B1 (it) *	1968-07-18	1973-04-17
US3746937A (en) *	1971-07-12	1973-07-17	H Koike	Electromagnetic linear motion device
US3766334A (en) *	1971-11-15	1973-10-16	A Burke	Double voice coil loudspeaker
US3816777A (en) *	1972-12-27	1974-06-11	K Metzgar	Electrodynamic force generator
DE2314725B2 (de) *	1973-03-24	1975-02-27	Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig, 8510 Fuerth	Lautsprecherkombination
US3889139A (en) *	1974-02-14	1975-06-10	Xerox Corp	Linear motor actuator
US3896319A (en) *	1974-04-17	1975-07-22	Control Data Corp	Linear motor
US3924146A (en) *	1975-01-27	1975-12-02	California Computer Products	Multiple linear motor positioning system
US4034411A (en) *	1975-07-11	1977-07-05	International Business Machines Corporation	Magnetic disk information storage apparatus
US4075517A (en) *	1976-04-02	1978-02-21	Sperry Rand Corporation	Linear actuator

1977
- 1977-11-07 US US05/849,134 patent/US4136293A/en not_active Expired - Lifetime
1978
- 1978-07-13 CA CA307,342A patent/CA1068320A/en not_active Expired
- 1978-07-24 AU AU38289/78A patent/AU517409B2/en not_active Expired
- 1978-09-22 JP JP53116073A patent/JPS5835030B2/ja not_active Expired
- 1978-10-02 FR FR7828929A patent/FR2408239A1/fr active Granted
- 1978-10-19 GB GB7841203A patent/GB2007921B/en not_active Expired
- 1978-10-31 IT IT29276/78A patent/IT1160024B/it active
- 1978-11-01 BR BR7807247A patent/BR7807247A/pt unknown
- 1978-11-02 DE DE2847393A patent/DE2847393C3/de not_active Expired
- 1978-11-02 NL NL7810906A patent/NL7810906A/xx not_active Application Discontinuation
- 1978-11-02 SE SE7811379A patent/SE430441B/sv not_active IP Right Cessation

Also Published As

Publication number	Publication date
AU3828978A (en)	1980-01-31
GB2007921B (en)	1982-02-24
SE430441B (sv)	1983-11-14
US4136293A (en)	1979-01-23
CA1068320A (en)	1979-12-18
FR2408239A1 (fr)	1979-06-01
BR7807247A (pt)	1979-05-15
JPS5835030B2 (ja)	1983-07-30
FR2408239B1 (it)	1982-05-14
DE2847393B2 (de)	1980-08-07
DE2847393C3 (de)	1981-03-26
GB2007921A (en)	1979-05-23
NL7810906A (nl)	1979-05-09
DE2847393A1 (de)	1979-05-10
JPS5466413A (en)	1979-05-29
SE7811379L (sv)	1979-05-08
AU517409B2 (en)	1981-07-30
IT7829276A0 (it)	1978-10-31

Publication	Publication Date	Title
IT1063721B (it)	1985-02-11	Azionatore elettromagnetico
IT1092342B (it)	1985-07-06	Percettore di posizione lineare senza contatti
SE7811299L (sv)	1979-05-09	Elektromagnetisk kontaktor
IT1160024B (it)	1987-03-04	Azionatore elettromagnetico lineare
JPS5494618A (en)	1979-07-26	Electromagnetic actuator
IT1111557B (it)	1986-01-13	Vibratore elettromagnetico lineare
IT1122666B (it)	1986-04-23	Azionatore elettromagnetico
JPS5427953A (en)	1979-03-02	Plungerrtype electromagnetic actuator
FR2391548B1 (fr)	1985-07-12	Perfectionnements apportes aux contacteurs electromagnetiques
IT7828616A0 (it)	1978-10-10	Servodispositivo elettromagnetico con interruttore magnetico.
GB2006387B (en)	1982-07-21	Linear actuator
IT7849883A0 (it)	1978-06-15	Attuatore elettrico lineare
AT367560B (de)	1982-07-12	Elektromagnet
IT1094586B (it)	1985-08-02	Valvole di controllo
DK287782A (da)	1982-06-25	Elektromagnetisk aktuator
SE416585B (sv)	1981-01-19	Elektromagnetiskt zonror
IT7819369A0 (it)	1978-01-18	Dispositivo di comando elettromagnetico.
IT1102325B (it)	1985-10-07	Meccanismo di comando
IT1075059B (it)	1985-04-22	Azionatori elettromagnetici
IT1083792B (it)	1985-05-25	Biellismo di comando
BR7805935A (pt)	1979-06-05	Eletro-ima
BR8002143A (pt)	1980-11-25	Dispsotivo eletromagnetico
AT351114B (de)	1979-07-10	Wechselstromstellglied
AT374967B (de)	1984-06-25	Elektromagnetisches schaltschuetz
IT1067057B (it)	1985-03-12	Azionatore lineare