NL8003937A - Naalpositieaftastinrichting voor een videoplaat- afspeler. - Google Patents

Naalpositieaftastinrichting voor een videoplaat- afspeler. Download PDF

Info

Publication number: NL8003937A
Authority: NL; Netherlands
Prior art keywords: needle; electrode; carriage; capacitance; holder
Prior art date: 1979-07-09

Application number

NL8003937A

Other languages

English (en)

Dutch (nl)

Original Assignee

Rca Corp

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.)

1979-07-09

Filing date

1980-07-08

Publication date

1981-01-13

1979-07-09 Priority claimed from US06/055,976 external-priority patent/US4280023A/en

1980-07-08 Application filed by Rca Corp filed Critical Rca Corp

1981-01-13 Publication of NL8003937A publication Critical patent/NL8003937A/nl

Links

239000004020 conductor Substances 0.000 claims description 6
238000006073 displacement reaction Methods 0.000 claims description 4
230000010355 oscillation Effects 0.000 claims 2
239000007772 electrode material Substances 0.000 claims 1
238000010586 diagram Methods 0.000 description 5
230000008878 coupling Effects 0.000 description 4
238000010168 coupling process Methods 0.000 description 4
238000005859 coupling reaction Methods 0.000 description 4
230000007547 defect Effects 0.000 description 4
238000005452 bending Methods 0.000 description 3
241001422033 Thestylus Species 0.000 description 2
239000000919 ceramic Substances 0.000 description 2
239000003989 dielectric material Substances 0.000 description 2
ZBRBEHIGVFMFAH-LTEQSDMASA-N (2s,3r,4s,5r,6r)-2-[(2r,3s,4r,5r)-4,5-dihydroxy-2-(hydroxymethyl)-6-isothiocyanatooxan-3-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@H]1O[C@H]1[C@H](O)[C@@H](O)C(N=C=S)O[C@@H]1CO ZBRBEHIGVFMFAH-LTEQSDMASA-N 0.000 description 1
230000004913 activation Effects 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
239000003990 capacitor Substances 0.000 description 1
239000002131 composite material Substances 0.000 description 1
125000004122 cyclic group Chemical group 0.000 description 1
238000001514 detection method Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
230000009191 jumping Effects 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
238000000034 method Methods 0.000 description 1
230000008569 process Effects 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
230000004044 response Effects 0.000 description 1
230000005236 sound signal Effects 0.000 description 1

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
- G11B21/06—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw the record carrier having mechanical means to ensure traverse movement of the head, e.g. grooves

Landscapes

Moving Of Heads (AREA)
Optical Recording Or Reproduction (AREA)
Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)

NL8003937A 1979-07-09 1980-07-08 Naalpositieaftastinrichting voor een videoplaat- afspeler. NL8003937A (nl)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US5564879A	1979-07-09	1979-07-09
US06/055,976 US4280023A (en)	1979-07-09	1979-07-09	Stylus position sensing apparatus for video disc player
US5597679		1979-07-09
US5564879		1979-07-09

Publications (1)

Publication Number	Publication Date
NL8003937A true NL8003937A (nl)	1981-01-13

Family

ID=26734479

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8003937A NL8003937A (nl)	1979-07-09	1980-07-08	Naalpositieaftastinrichting voor een videoplaat- afspeler.

Country Status (11)

Country	Link
AT (1)	AT374945B (it)
AU (1)	AU539371B2 (it)
DE (1)	DE3026050C2 (it)
DK (1)	DK294680A (it)
ES (1)	ES8104619A1 (it)
FI (1)	FI802125A7 (it)
FR (1)	FR2461325A1 (it)
GB (1)	GB2056721B (it)
IT (1)	IT1131334B (it)
NL (1)	NL8003937A (it)
PL (1)	PL135026B1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4375094A (en) *	1980-11-10	1983-02-22	Rca Corporation	Apparatus for advancing a video disc pickup transducer beyond a disc record defect
JPS58188340A (ja) *	1982-04-28	1983-11-02	Sony Corp	光学式再生装置
US4504941A (en) *	1983-01-28	1985-03-12	Rca Corporation	Stylus cartridge having stylus arm restraint
CA1241741A (en) *	1984-05-24	1988-09-06	Robert A. Scranton	Variable impedance contrast in data storage media

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2915315A (en) *	1954-06-14	1959-12-01	Libman Max L	Servo arm for phonograph pickups
DE2361793C2 (de) *	1973-12-12	1983-06-16	Ted Bildplatten Ag Aeg-Telefunken-Teldec, 6301 Zug	Wiedergabeeinrichtung für einen scheibenförmigen Aufzeichnungsträger
JPS5936345B2 (ja) *	1977-04-28	1984-09-03	ソニー株式会社	直線移動型ト−ンア−ム装置

1980
- 1980-06-17 IT IT22833/80A patent/IT1131334B/it active
- 1980-07-02 FI FI802125A patent/FI802125A7/fi not_active Application Discontinuation
- 1980-07-02 AU AU60047/80A patent/AU539371B2/en not_active Ceased
- 1980-07-07 ES ES493176A patent/ES8104619A1/es not_active Expired
- 1980-07-07 GB GB8022160A patent/GB2056721B/en not_active Expired
- 1980-07-08 FR FR8015175A patent/FR2461325A1/fr not_active Withdrawn
- 1980-07-08 DK DK294680A patent/DK294680A/da not_active Application Discontinuation
- 1980-07-08 AT AT0355080A patent/AT374945B/de not_active IP Right Cessation
- 1980-07-08 NL NL8003937A patent/NL8003937A/nl not_active Application Discontinuation
- 1980-07-09 PL PL1980225556A patent/PL135026B1/pl unknown
- 1980-07-09 DE DE3026050A patent/DE3026050C2/de not_active Expired

Also Published As

Publication number	Publication date
DE3026050C2 (de)	1986-01-16
ES493176A0 (es)	1981-04-01
ATA355080A (de)	1983-10-15
AU539371B2 (en)	1984-09-27
AU6004780A (en)	1981-01-15
DE3026050A1 (de)	1981-02-19
IT8022833A0 (it)	1980-06-17
PL135026B1 (en)	1985-09-30
ES8104619A1 (es)	1981-04-01
AT374945B (de)	1984-06-12
PL225556A1 (it)	1981-04-10
DK294680A (da)	1981-01-10
FI802125A7 (fi)	1981-01-01
IT1131334B (it)	1986-06-18
FR2461325A1 (fr)	1981-01-30
GB2056721A (en)	1981-03-18
GB2056721B (en)	1983-05-05

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Legal Events

Date	Code	Title	Description
1985-01-01	A85	Still pending on 85-01-01
1986-03-03	BV	The patent application has lapsed