IT8123743A0 - Piatto per giradischi. - Google Patents

Piatto per giradischi.

Info

Publication number
IT8123743A0
IT8123743A0 IT8123743A IT2374381A IT8123743A0 IT 8123743 A0 IT8123743 A0 IT 8123743A0 IT 8123743 A IT8123743 A IT 8123743A IT 2374381 A IT2374381 A IT 2374381A IT 8123743 A0 IT8123743 A0 IT 8123743A0
Authority
IT
Italy
Prior art keywords
turntable platter
platter
turntable
Prior art date
Application number
IT8123743A
Other languages
English (en)
Other versions
IT1138549B (it
Inventor
Liberto Massarelli
Luigi Capriotti
Original Assignee
Siv Soc Italiana Vetro
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 Siv Soc Italiana Vetro filed Critical Siv Soc Italiana Vetro
Priority to IT23743/81A priority Critical patent/IT1138549B/it
Publication of IT8123743A0 publication Critical patent/IT8123743A0/it
Priority to CA000408979A priority patent/CA1188228A/en
Priority to US06/407,734 priority patent/US4535438A/en
Priority to ES515088A priority patent/ES8308442A1/es
Priority to JP57145581A priority patent/JPS5868202A/ja
Priority to AT82107865T priority patent/ATE14253T1/de
Priority to EP82107865A priority patent/EP0073491B1/en
Priority to DE8282107865T priority patent/DE3264668D1/de
Application granted granted Critical
Publication of IT1138549B publication Critical patent/IT1138549B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/58—Cleaning record carriers or styli, e.g. removing shavings or dust or electrostatic charges
    • 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
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G11B19/2018—Incorporating means for passive damping of vibration, either in the turntable, motor or mounting
IT23743/81A 1981-09-02 1981-09-02 Piatto per giradischi IT1138549B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT23743/81A IT1138549B (it) 1981-09-02 1981-09-02 Piatto per giradischi
CA000408979A CA1188228A (en) 1981-09-02 1982-08-09 Turntable platter for record players
US06/407,734 US4535438A (en) 1981-09-02 1982-08-13 Turntable platter for record players
ES515088A ES8308442A1 (es) 1981-09-02 1982-08-18 "un mecanismo giradiscos, preferentemente para tocadiscos".
JP57145581A JPS5868202A (ja) 1981-09-02 1982-08-24 レコ−ドプレ−ヤ−用タ−ンテ−ブルプラタ−
AT82107865T ATE14253T1 (de) 1981-09-02 1982-08-26 Plattenteller fuer plattenspieler.
EP82107865A EP0073491B1 (en) 1981-09-02 1982-08-26 Turntable platter for record players
DE8282107865T DE3264668D1 (en) 1981-09-02 1982-08-26 Turntable platter for record players

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23743/81A IT1138549B (it) 1981-09-02 1981-09-02 Piatto per giradischi

Publications (2)

Publication Number Publication Date
IT8123743A0 true IT8123743A0 (it) 1981-09-02
IT1138549B IT1138549B (it) 1986-09-17

Family

ID=11209606

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23743/81A IT1138549B (it) 1981-09-02 1981-09-02 Piatto per giradischi

Country Status (8)

Country Link
US (1) US4535438A (it)
EP (1) EP0073491B1 (it)
JP (1) JPS5868202A (it)
AT (1) ATE14253T1 (it)
CA (1) CA1188228A (it)
DE (1) DE3264668D1 (it)
ES (1) ES8308442A1 (it)
IT (1) IT1138549B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4841516A (en) * 1986-09-20 1989-06-20 Mitsubishi Petrochemical Co., Ltd. Turntable for mounting recording medium in disk form
US5241530A (en) * 1990-02-09 1993-08-31 Pioneer Electronic Corporation Polycarbonate turntable for a compact disk player
JP3307209B2 (ja) * 1996-01-09 2002-07-24 松下電器産業株式会社 回転駆動装置の製造方法
GB2313697B (en) * 1996-05-29 2000-05-24 John David Michael Rogers Compact disc playing arrangements
US9741328B2 (en) * 2015-01-14 2017-08-22 Daniel J. Howington Apparatus for varying the pitch of audible tones driven by a turntable

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1334690A (en) * 1919-12-03 1920-03-23 Fred S Lincoln Talking-machine
US1436790A (en) * 1921-06-02 1922-11-28 Allan K Bowman Phonograph
FR2073651A5 (it) * 1969-12-23 1971-10-01 Licentia Gmbh
DE2658993A1 (de) * 1976-12-27 1978-06-29 Canespa Kg Plattenteller fuer plattenspieler
JPS53119002A (en) * 1977-03-28 1978-10-18 Toshiba Corp Turntable
DE2719920A1 (de) * 1977-05-04 1978-11-09 Hans Ittner Zentrierplatte
JPS55150102A (en) * 1979-05-11 1980-11-21 Toray Textile Kk Record player turntable sheet
FR2477747A1 (fr) * 1980-03-10 1981-09-11 Hariton Bernard Platine tourne-disques pour appareils de reproduction sonore
FR2483661A1 (fr) * 1980-05-27 1981-12-04 Fourriere Jean Claude Couvre-plateau pour table de lecture de disques radioelectriques
JPH1190002A (ja) * 1997-09-22 1999-04-06 Heiwa Corp 遊技機製造用釘打装置

Also Published As

Publication number Publication date
ATE14253T1 (de) 1985-07-15
IT1138549B (it) 1986-09-17
DE3264668D1 (en) 1985-08-14
ES515088A0 (es) 1983-08-16
ES8308442A1 (es) 1983-08-16
EP0073491A2 (en) 1983-03-09
EP0073491A3 (en) 1983-04-06
JPS5868202A (ja) 1983-04-23
US4535438A (en) 1985-08-13
CA1188228A (en) 1985-06-04
EP0073491B1 (en) 1985-07-10

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