CA1039401A - Velocity correction transducer - Google Patents
Velocity correction transducerInfo
- Publication number
- CA1039401A CA1039401A CA196,978A CA196978A CA1039401A CA 1039401 A CA1039401 A CA 1039401A CA 196978 A CA196978 A CA 196978A CA 1039401 A CA1039401 A CA 1039401A
- Authority
- CA
- Canada
- Prior art keywords
- transducer
- velocity
- stylus
- record
- coupled
- 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
Links
- 238000004804 winding Methods 0.000 claims abstract description 19
- 238000013016 damping Methods 0.000 claims abstract description 13
- 230000004907 flux Effects 0.000 claims abstract description 10
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims 1
- 241001422033 Thestylus Species 0.000 abstract description 15
- 239000003989 dielectric material Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 7
- 239000004020 conductor Substances 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 230000002463 transducing effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000002674 ointment Substances 0.000 description 2
- 208000019300 CLIPPERS Diseases 0.000 description 1
- HSRJKNPTNIJEKV-UHFFFAOYSA-N Guaifenesin Chemical compound COC1=CC=CC=C1OCC(O)CO HSRJKNPTNIJEKV-UHFFFAOYSA-N 0.000 description 1
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 241000428533 Rhis Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 208000021930 chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids Diseases 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000013017 mechanical damping Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/7605—Television signal recording on discs or drums
-
- 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
- G11B21/03—Driving or moving of heads for correcting time base error during transducing operation, by driving or moving the head in a direction more or less parallel to the direction of travel of the recording medium, e.g. tangential direction on a rotating disc
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/903—Television signal recording using variable electrical capacitive recording
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Moving Of Heads (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05351598 USB351598I5 (enrdf_load_stackoverflow) | 1973-04-16 | 1973-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1039401A true CA1039401A (en) | 1978-09-26 |
Family
ID=23381559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA196,978A Expired CA1039401A (en) | 1973-04-16 | 1974-04-08 | Velocity correction transducer |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | USB351598I5 (enrdf_load_stackoverflow) |
| JP (2) | JPS5129005B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1039401A (enrdf_load_stackoverflow) |
| DE (1) | DE2417951C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2225805B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1461848A (enrdf_load_stackoverflow) |
| IT (1) | IT1010920B (enrdf_load_stackoverflow) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2660134C2 (de) * | 1975-09-18 | 1984-08-09 | Rca Corp., New York, N.Y. | Vorrichtung zum Abtasten insbesondere einer Bildplatte mit einem Abtastarm dessen hinteres Ende mit einer Armstreckvorrichtung verbunden ist |
| GB1572346A (en) * | 1976-03-19 | 1980-07-30 | Rca Corp | Velocity and phase control for a disc recording and reproducing apparatus |
| US4080636A (en) | 1976-03-19 | 1978-03-21 | Ampex Corporation | System for damping vibrations in a deflectable transducer |
| GB1599052A (en) * | 1977-04-19 | 1981-09-30 | Rca Corp | Pickup cartridge for record disc players |
| US4144466A (en) | 1977-09-30 | 1979-03-13 | International Business Machines Corporation | Damping vibrations in voice coil actuator |
| US4918678A (en) * | 1977-12-12 | 1990-04-17 | Dolby Ray Milton | Disc reproducing system for compensating mechanical imperfections |
| CN104502622B (zh) * | 2014-12-16 | 2019-06-25 | 上海斐讯数据通信技术有限公司 | 一种物体转速测量方法及电子设备 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3176170A (en) * | 1962-05-01 | 1965-03-30 | Rca Corp | Electromagnetic constant velocity actuator |
| US3711641A (en) * | 1971-03-22 | 1973-01-16 | Rca Corp | Velocity adjusting system |
-
1973
- 1973-04-16 US US05351598 patent/USB351598I5/en active Pending
-
1974
- 1974-04-05 IT IT42665/74A patent/IT1010920B/it active
- 1974-04-08 CA CA196,978A patent/CA1039401A/en not_active Expired
- 1974-04-10 GB GB1579274A patent/GB1461848A/en not_active Expired
- 1974-04-11 DE DE19742417951 patent/DE2417951C3/de not_active Expired
- 1974-04-12 FR FR7413063A patent/FR2225805B1/fr not_active Expired
- 1974-04-15 JP JP49042649A patent/JPS5129005B2/ja not_active Expired
-
1977
- 1977-08-26 JP JP10312077A patent/JPS53105210A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5129005B2 (enrdf_load_stackoverflow) | 1976-08-23 |
| DE2417951A1 (de) | 1974-10-24 |
| FR2225805A1 (enrdf_load_stackoverflow) | 1974-11-08 |
| JPS53105210A (en) | 1978-09-13 |
| JPS5031803A (enrdf_load_stackoverflow) | 1975-03-28 |
| GB1461848A (en) | 1977-01-19 |
| USB351598I5 (enrdf_load_stackoverflow) | 1975-01-28 |
| DE2417951B2 (de) | 1976-12-16 |
| AU6767674A (en) | 1975-10-09 |
| DE2417951C3 (de) | 1977-07-28 |
| IT1010920B (it) | 1977-01-20 |
| FR2225805B1 (enrdf_load_stackoverflow) | 1978-01-20 |
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