IT8249479A0 - Indicatore elettromagnetico con rotore spostabile in posizioni discrete - Google Patents

Indicatore elettromagnetico con rotore spostabile in posizioni discrete

Info

Publication number
IT8249479A0
IT8249479A0 IT8249479A IT4947982A IT8249479A0 IT 8249479 A0 IT8249479 A0 IT 8249479A0 IT 8249479 A IT8249479 A IT 8249479A IT 4947982 A IT4947982 A IT 4947982A IT 8249479 A0 IT8249479 A0 IT 8249479A0
Authority
IT
Italy
Prior art keywords
rotor
moves
discrete positions
electromagnetic indicator
indicator
Prior art date
Application number
IT8249479A
Other languages
English (en)
Other versions
IT1148661B (it
Inventor
Alfred Skrobisch
Original Assignee
Staver Co
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.)
Filing date
Publication date
Application filed by Staver Co filed Critical Staver Co
Publication of IT8249479A0 publication Critical patent/IT8249479A0/it
Application granted granted Critical
Publication of IT1148661B publication Critical patent/IT1148661B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • 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
    • H01F7/14—Pivoting armatures
    • H01F7/145—Rotary electromagnets with variable gap

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
  • Electromechanical Clocks (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
IT49479/82A 1982-01-18 1982-11-12 Indicatore elettromagnetico con rotore spostabile in posizioni discrete IT1148661B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/340,309 US4393362A (en) 1982-01-18 1982-01-18 Electromagnetic indicator having a rotor disposable in discrete positions

Publications (2)

Publication Number Publication Date
IT8249479A0 true IT8249479A0 (it) 1982-11-12
IT1148661B IT1148661B (it) 1986-12-03

Family

ID=23332799

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49479/82A IT1148661B (it) 1982-01-18 1982-11-12 Indicatore elettromagnetico con rotore spostabile in posizioni discrete

Country Status (9)

Country Link
US (1) US4393362A (it)
JP (2) JPS58123578A (it)
CA (1) CA1187923A (it)
DE (1) DE3229907A1 (it)
FR (1) FR2520140B1 (it)
GB (1) GB2113884B (it)
IN (1) IN158263B (it)
IT (1) IT1148661B (it)
SE (1) SE456955B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4644200A (en) * 1985-08-12 1987-02-17 General Motors Corporation Rotational actuator for vehicle suspension damper
DE9112802U1 (de) * 1991-10-15 1991-12-19 Feist, Walter, 7730 Villingen-Schwenningen Anzeigevorrichtung
IT1256544B (it) * 1992-03-09 1995-12-07 Dispositivo indicatore.
US5793343A (en) * 1994-10-27 1998-08-11 American Signal Company Display apparatus for signage
US20050189825A1 (en) * 2004-01-29 2005-09-01 Philipp Brodt Bistable rotary solenoid

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1109748A (fr) * 1954-10-12 1956-02-01 Plessey Co Ltd Indicateur électromagnétique à trois positions
DE1091007B (de) * 1958-07-02 1960-10-13 Merk Ag Telefonbau Friedrich Elektromagnetisch betaetigbares Schauzeichen
US3158796A (en) * 1962-11-23 1964-11-24 Daniel D Musgrave Electromechanical actuators
FR1492312A (fr) * 1966-07-08 1967-08-18 Dowty Electrics Ltd Indicateur actionné électriquement
JPS436170Y1 (it) * 1967-07-17 1968-03-19
US3624941A (en) * 1969-12-29 1971-12-07 Ferranti Packard Ltd Reversible sign element
JPS5243870B2 (it) * 1972-04-03 1977-11-02
US3886545A (en) * 1973-11-12 1975-05-27 Staver Co Segmental readout device having improved magnetic circuit components
US3942274A (en) * 1974-04-15 1976-03-09 Ferranti-Packard Limited Strip module for sign element
US4128825A (en) * 1976-12-13 1978-12-05 North American Philips Corporation Magnetically actuated indicator
US4156872A (en) * 1978-04-21 1979-05-29 Ferranti-Packard Limited Display element write sensor

Also Published As

Publication number Publication date
IT1148661B (it) 1986-12-03
FR2520140B1 (fr) 1986-10-24
SE8206803D0 (sv) 1982-11-29
JPH0489986U (it) 1992-08-05
SE456955B (sv) 1988-11-14
FR2520140A1 (fr) 1983-07-22
GB2113884A (en) 1983-08-10
DE3229907C2 (it) 1990-05-31
IN158263B (it) 1986-10-04
US4393362A (en) 1983-07-12
GB2113884B (en) 1985-08-29
DE3229907A1 (de) 1983-07-21
SE8206803L (sv) 1983-07-19
JPS58123578A (ja) 1983-07-22
CA1187923A (en) 1985-05-28

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951108