JPS53119016A - Information reproducing stylus and its manufacture - Google Patents

Information reproducing stylus and its manufacture

Info

Publication number
JPS53119016A
JPS53119016A JP3410677A JP3410677A JPS53119016A JP S53119016 A JPS53119016 A JP S53119016A JP 3410677 A JP3410677 A JP 3410677A JP 3410677 A JP3410677 A JP 3410677A JP S53119016 A JPS53119016 A JP S53119016A
Authority
JP
Japan
Prior art keywords
manufacture
information reproducing
reproducing stylus
stylus
secure
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP3410677A
Other languages
Japanese (ja)
Other versions
JPS5725897B2 (en
Inventor
Kunio Goto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan Ltd
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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP3410677A priority Critical patent/JPS53119016A/en
Priority to NLAANVRAGE7712557,A priority patent/NL179765C/en
Priority to GB47733/77A priority patent/GB1596663A/en
Priority to US05/852,366 priority patent/US4199782A/en
Priority to DE2759874A priority patent/DE2759874C2/en
Priority to DE19772760017 priority patent/DE2760017C2/en
Priority to FR7734505A priority patent/FR2371742A1/en
Priority to GB16226/80A priority patent/GB1596664A/en
Priority to CA291,013A priority patent/CA1097806A/en
Priority to DE2751164A priority patent/DE2751164C2/en
Publication of JPS53119016A publication Critical patent/JPS53119016A/en
Priority to US06/031,035 priority patent/US4273967A/en
Priority to NL8003297A priority patent/NL8003297A/en
Priority to CA355,308A priority patent/CA1114949A/en
Priority to US06/221,922 priority patent/US4497052A/en
Priority to NL8105033A priority patent/NL8105033A/en
Publication of JPS5725897B2 publication Critical patent/JPS5725897B2/ja
Granted legal-status Critical Current

Links

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
    • G11B9/07—Heads for reproducing capacitive information
    • G11B9/075—Heads for reproducing capacitive information using mechanical contact with record carrier, e.g. by stylus

Abstract

PURPOSE:To secure an easy processing for the reproducing stylus for the video disc, by forming the stylus into a prescribed shape.
JP3410677A 1976-11-17 1977-03-28 Information reproducing stylus and its manufacture Granted JPS53119016A (en)

Priority Applications (15)

Application Number Priority Date Filing Date Title
JP3410677A JPS53119016A (en) 1977-03-28 1977-03-28 Information reproducing stylus and its manufacture
NLAANVRAGE7712557,A NL179765C (en) 1976-11-17 1977-11-15 NEEDLE FOR DISPLAYING INFORMATION SIGNALS REGISTERED ON A RECORD MEDIUM.
GB16226/80A GB1596664A (en) 1976-11-17 1977-11-16 Stylus for reproducing information signals recorded on a recording medium
DE2751164A DE2751164C2 (en) 1976-11-17 1977-11-16 Playback needle for converting an information signal into electrical capacitance fluctuations
DE2759874A DE2759874C2 (en) 1976-11-17 1977-11-16 Display needle with an electrode for scanning information
DE19772760017 DE2760017C2 (en) 1976-11-17 1977-11-16 Stylus for scanning an information signal recorded as changes in the geometric shape of a recording track
FR7734505A FR2371742A1 (en) 1976-11-17 1977-11-16 READING POINT FOR THE REPRODUCTION OF RECORDED SIGNALS ON A RECORDING MEDIUM
GB47733/77A GB1596663A (en) 1976-11-17 1977-11-16 Stylus for reproducing information signals recorded on a recording medium
CA291,013A CA1097806A (en) 1976-11-17 1977-11-16 Stylus for reproducing information signals recorded on a recording medium
US05/852,366 US4199782A (en) 1976-11-17 1977-11-16 Stylus for reproducing capacitive videodisc
US06/031,035 US4273967A (en) 1976-11-17 1979-04-18 Stylus for reproducing capacitive videodisc
NL8003297A NL8003297A (en) 1976-11-17 1980-06-05 Stylus for high density video recording medium - has elliptical structure with front edges forming outline of electrode surface with inclined section
CA355,308A CA1114949A (en) 1976-11-17 1980-07-03 Stylus for reproducing information signals recorded on a recording medium
US06/221,922 US4497052A (en) 1976-11-17 1980-12-30 Stylus for reproducing information signals recorded on a recording medium
NL8105033A NL8105033A (en) 1976-11-17 1981-11-06 Playback needle for signals on groove recording medium - has electrode divided into rectangular and trapezoidal section for contact surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3410677A JPS53119016A (en) 1977-03-28 1977-03-28 Information reproducing stylus and its manufacture

Publications (2)

Publication Number Publication Date
JPS53119016A true JPS53119016A (en) 1978-10-18
JPS5725897B2 JPS5725897B2 (en) 1982-06-01

Family

ID=12405017

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3410677A Granted JPS53119016A (en) 1976-11-17 1977-03-28 Information reproducing stylus and its manufacture

Country Status (1)

Country Link
JP (1) JPS53119016A (en)

Also Published As

Publication number Publication date
JPS5725897B2 (en) 1982-06-01

Similar Documents

Publication Publication Date Title
JPS52123606A (en) Recorder/reproducer
JPS53124906A (en) Transmitting method for digital signal
JPS52130228A (en) Video disk reproducer
JPS5337343A (en) Automatic transaction unit
JPS53119016A (en) Information reproducing stylus and its manufacture
JPS51143310A (en) Information regenerating system
JPS5363001A (en) Scanning stylus
JPS5226815A (en) Magnetic head
JPS51126804A (en) Ound mechanism of simplified type gramophone
JPS5238907A (en) Magnetic recording reproductin device of disc type
JPS52153404A (en) Information recording medium
JPS5419710A (en) Audio-visual card reproducing system
JPS52128110A (en) Magnetic disk unit
JPS5211902A (en) Cutting record disc for sound
JPS5211909A (en) Magnetic recorder
JPS5387208A (en) Recorder/reproducer
JPS5238902A (en) Stylus for disc
JPS51124347A (en) Information processing and recording unit for magnetic cards
JPS53120415A (en) Magnetic head
JPS5413311A (en) Magnetic recording and reproducing system
JPS52112349A (en) Clock with sound recording function
JPS53118040A (en) Electrostatic recording stylus and its manufacture
JPS5271781A (en) Tracer head
JPS5212809A (en) Magnetic recording reproduction equipment
JPS5220003A (en) Open reel type magnetic recording reproducer