IT7829152A0 - Dispositivo stroboscopico per un riproduttore di dischi. - Google Patents

Dispositivo stroboscopico per un riproduttore di dischi.

Info

Publication number
IT7829152A0
IT7829152A0 IT7829152A IT2915278A IT7829152A0 IT 7829152 A0 IT7829152 A0 IT 7829152A0 IT 7829152 A IT7829152 A IT 7829152A IT 2915278 A IT2915278 A IT 2915278A IT 7829152 A0 IT7829152 A0 IT 7829152A0
Authority
IT
Italy
Prior art keywords
strobe device
record player
player
record
strobe
Prior art date
Application number
IT7829152A
Other languages
English (en)
Other versions
IT1099541B (it
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IT7829152A0 publication Critical patent/IT7829152A0/it
Application granted granted Critical
Publication of IT1099541B publication Critical patent/IT1099541B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • G01P3/40—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light using stroboscopic means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Rotational Drive Of Disk (AREA)
  • Length Measuring Devices By Optical Means (AREA)
IT29152/78A 1977-10-29 1978-10-26 Dispositivo stroboscopico per un riproduttore di dischi IT1099541B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2748704A DE2748704C3 (de) 1977-10-29 1977-10-29 Stroboskopvorrichtung an einem Plattenspieler

Publications (2)

Publication Number Publication Date
IT7829152A0 true IT7829152A0 (it) 1978-10-26
IT1099541B IT1099541B (it) 1985-09-18

Family

ID=6022658

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29152/78A IT1099541B (it) 1977-10-29 1978-10-26 Dispositivo stroboscopico per un riproduttore di dischi

Country Status (14)

Country Link
US (1) US4225227A (it)
JP (1) JPS5472008A (it)
AT (1) AT357796B (it)
AU (1) AU518765B2 (it)
BE (1) BE871624A (it)
CA (1) CA1122035A (it)
CH (1) CH640658A5 (it)
DE (1) DE2748704C3 (it)
DK (1) DK477478A (it)
ES (1) ES474603A1 (it)
FR (1) FR2407548B1 (it)
GB (1) GB2008252B (it)
IT (1) IT1099541B (it)
SE (1) SE7811128L (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916623C2 (de) * 1979-04-25 1983-03-10 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum Ansteuern einer impulsförmigen Beleuchtung eines Stroboskopringes
US4717862A (en) * 1984-11-19 1988-01-05 The United States Government As Represented By The Secretary Of The Navy Pulsed illumination projector
US4714340A (en) * 1984-11-23 1987-12-22 Stillwagon W C Method and apparatus for inspecting high speed converted web
US4877323A (en) * 1984-11-23 1989-10-31 Stillwagon W C Method and apparatus for inspecting a high speed web
US5548274A (en) * 1995-07-20 1996-08-20 Anderson; Kent G. Strobe light for a vehicle tire and wheel
EP3040992B1 (en) * 2014-12-31 2018-04-04 Gibson Brands, Inc. System and method of indirect lighting for a turntable display
EP3046106B1 (en) * 2014-12-31 2018-05-02 Gibson Brands, Inc. Controlling multiple light sources illuminating marks on a turntable rim for stroboscopic or visual effects.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1641136A (en) * 1922-03-27 1927-08-30 Cleveland Trust Co Phonometer
FR741728A (it) * 1930-12-23 1933-02-18
US2418651A (en) * 1944-08-28 1947-04-08 Milton R Mausshardt Optical device for indicating correct operating speed of phonograph turntables
US2525914A (en) * 1947-08-21 1950-10-17 Flowmeter Corp Of America Apparatus for stroboscopically indicating the flow of fluids
GB720399A (en) * 1951-12-20 1954-12-22 Submerged Log Company Ltd Improvements in or relating to speed measuring devices
DE2505128B2 (de) * 1975-02-07 1977-07-14 Dual Gebruder Steidinger, 7742 St Georgen Stroboskop fuer plattenspieler

Also Published As

Publication number Publication date
ES474603A1 (es) 1979-02-16
DK477478A (da) 1979-04-30
DE2748704A1 (de) 1979-05-03
AU518765B2 (en) 1981-10-22
FR2407548A1 (fr) 1979-05-25
DE2748704B2 (de) 1980-06-19
AU4109278A (en) 1980-05-01
DE2748704C3 (de) 1981-03-19
IT1099541B (it) 1985-09-18
US4225227A (en) 1980-09-30
ATA771778A (de) 1979-12-15
CH640658A5 (de) 1984-01-13
AT357796B (de) 1980-07-25
SE7811128L (sv) 1979-04-30
BE871624A (fr) 1979-04-27
FR2407548B1 (fr) 1985-09-27
GB2008252B (en) 1982-04-21
GB2008252A (en) 1979-05-31
CA1122035A (en) 1982-04-20
JPS5472008A (en) 1979-06-09

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