JPS52125351A - Distance measuring device - Google Patents

Distance measuring device

Info

Publication number
JPS52125351A
JPS52125351A JP3101977A JP3101977A JPS52125351A JP S52125351 A JPS52125351 A JP S52125351A JP 3101977 A JP3101977 A JP 3101977A JP 3101977 A JP3101977 A JP 3101977A JP S52125351 A JPS52125351 A JP S52125351A
Authority
JP
Japan
Prior art keywords
measuring device
distance measuring
distance
measuring
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.)
Pending
Application number
JP3101977A
Other languages
Japanese (ja)
Inventor
Erudo Baanetsuto Uiriamu
Uiriamu Supongu Furetsudo
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.)
RCA Corp
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.)
Filing date
Publication date
Application filed by RCA Corp filed Critical RCA Corp
Publication of JPS52125351A publication Critical patent/JPS52125351A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0908—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only
    • G11B7/0914—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only by non-optical methods, e.g. capacitive
JP3101977A 1976-03-19 1977-03-18 Distance measuring device Pending JPS52125351A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1112276A GB1577134A (en) 1976-03-19 1976-03-19 Capacitance distance control apparatus

Publications (1)

Publication Number Publication Date
JPS52125351A true JPS52125351A (en) 1977-10-21

Family

ID=9980444

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3101977A Pending JPS52125351A (en) 1976-03-19 1977-03-18 Distance measuring device

Country Status (6)

Country Link
JP (1) JPS52125351A (en)
AU (1) AU506893B2 (en)
DE (1) DE2711925C3 (en)
FR (1) FR2344888A1 (en)
GB (1) GB1577134A (en)
NL (1) NL7702978A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02210507A (en) * 1988-10-13 1990-08-21 American Teleph & Telegr Co <Att> Capacitance induction assembly for part

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52120805A (en) * 1976-04-02 1977-10-11 Sony Corp Servo apparatus
DE3134342A1 (en) * 1981-08-31 1983-03-10 Ingenieure Block + Seichter, 3000 Hannover Electronic capacitive measuring head for distance measurements
DE4415249A1 (en) * 1994-04-30 1995-11-02 Thomson Brandt Gmbh Recorder using magneto-optical disc
DE102006044235B4 (en) * 2006-09-15 2021-02-11 Leica Microsystems Cms Gmbh Arrangement for determining the distance, capacitive distance sensor and method for automatic focusing of a microscope
CN111982161A (en) * 2020-07-30 2020-11-24 拉扎斯网络科技（上海）有限公司 Conductor object position determining method and device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1258910A (en) * 1968-05-07 1971-12-30

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2935681A (en) * 1956-08-31 1960-05-03 Gen Electric Contour measuring method and probe
GB1062783A (en) * 1965-01-28 1967-03-22 Mayer Ferdy Means for monitoring the surface of an object
US3706919A (en) * 1970-08-17 1972-12-19 Ade Corp Capacitive gauge
NL7211998A (en) * 1972-09-02 1974-03-05
DE2407065C2 (en) * 1974-02-14 1984-10-18 Messer Griesheim Gmbh, 6000 Frankfurt Device for capacitive distance measurement

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1258910A (en) * 1968-05-07 1971-12-30

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02210507A (en) * 1988-10-13 1990-08-21 American Teleph & Telegr Co <Att> Capacitance induction assembly for part

Also Published As

Publication number Publication date
DE2711925A1 (en) 1977-09-29
DE2711925B2 (en) 1980-09-18
DE2711925C3 (en) 1981-09-10
AU2339077A (en) 1978-09-21
NL7702978A (en) 1977-09-21
FR2344888A1 (en) 1977-10-14
GB1577134A (en) 1980-10-22
AU506893B2 (en) 1980-01-24

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