CA948115A - Record changer - Google Patents

Record changer

Info

Publication number
CA948115A
CA948115A CA139,188A CA139188A CA948115A CA 948115 A CA948115 A CA 948115A CA 139188 A CA139188 A CA 139188A CA 948115 A CA948115 A CA 948115A
Authority
CA
Canada
Prior art keywords
record changer
changer
record
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.)
Expired
Application number
CA139,188A
Other languages
English (en)
Other versions
CA139188S (en
Inventor
Martin C. Reed
George Kolomayets
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.)
WARWICK ELECTRONICS
Original Assignee
WARWICK ELECTRONICS
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 WARWICK ELECTRONICS filed Critical WARWICK ELECTRONICS
Application granted granted Critical
Publication of CA948115A publication Critical patent/CA948115A/en
Expired legal-status Critical Current

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
    • G11B3/02—Arrangements of heads
    • G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
    • G11B3/085—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers using automatic means
    • G11B3/08535—Driving the head
    • G11B3/08538—Driving the head the head being driven by the same means as the record can
    • G11B3/08541—Driving the head the head being driven by the same means as the record can for pivoting pick-up arms
    • G11B3/08545—Driving the head the head being driven by the same means as the record can for pivoting pick-up arms driven by cams
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/08—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records
    • G11B17/12—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records with axial transfer to the turntable from a stack with a vertical axis
    • G11B17/16—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records with axial transfer to the turntable from a stack with a vertical axis by mechanism in stationary centre post, e.g. with stepped post, using fingers on post
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H01H71/162—Electrothermal mechanisms with bimetal element with compensation for ambient temperature
CA139,188A 1971-05-27 1972-04-07 Record changer Expired CA948115A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14749971A 1971-05-27 1971-05-27

Publications (1)

Publication Number Publication Date
CA948115A true CA948115A (en) 1974-05-28

Family

ID=22521808

Family Applications (1)

Application Number Title Priority Date Filing Date
CA139,188A Expired CA948115A (en) 1971-05-27 1972-04-07 Record changer

Country Status (8)

Country Link
US (1) US3801109A (fr)
BE (1) BE784075A (fr)
CA (1) CA948115A (fr)
DE (1) DE2222962A1 (fr)
FR (1) FR2139116B1 (fr)
GB (1) GB1356491A (fr)
IT (1) IT958050B (fr)
NL (1) NL7206567A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2250178C3 (de) * 1972-10-13 1978-09-07 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltvorrichtung für Plattenspieler oder -wechsler
US3963245A (en) * 1974-01-12 1976-06-15 Trio Electronics Incorporated Apparatus for automatically returning a pick-up arm in a record player
JPS51103150A (en) * 1975-03-07 1976-09-11 Matsushita Electric Ind Co Ltd Kinzokuseikibanheno goseijushiseibuhinno itsutaikeiseihoho
JPS5411848Y2 (fr) * 1975-03-14 1979-05-26
JPS5535830Y2 (fr) * 1975-08-18 1980-08-23
US4291886A (en) * 1977-07-05 1981-09-29 James T. Dennis Automatic record changer
GB1602953A (en) * 1977-07-05 1981-11-18 Dennis James T Automatic record changer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2457106A (en) * 1944-01-24 1948-12-21 Farnsworth Res Corp Phonograph apparatus
US2983515A (en) * 1950-05-11 1961-05-09 Admiral Corp Automatic record player
US3110500A (en) * 1959-05-19 1963-11-12 Hansen Hans Christian Phonographs
US3218078A (en) * 1962-11-28 1965-11-16 Vm Corp Automatic record changer
US3197212A (en) * 1963-03-04 1965-07-27 Warwick Electronics Inc Record changer
US3248867A (en) * 1963-11-07 1966-05-03 Sunbeam Corp Clock motor and movement
US3394938A (en) * 1964-10-08 1968-07-30 Warwick Electronics Inc Record changer
US3346261A (en) * 1965-07-26 1967-10-10 Admiral Corp Phonograph spindle actuation lever

Also Published As

Publication number Publication date
FR2139116B1 (fr) 1973-07-13
NL7206567A (fr) 1972-11-29
US3801109A (en) 1974-04-02
DE2222962A1 (de) 1972-12-07
IT958050B (it) 1973-10-20
GB1356491A (en) 1974-06-12
FR2139116A1 (fr) 1973-01-05
BE784075A (fr) 1972-09-18

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