CA948729A - Transformer - Google Patents
TransformerInfo
- Publication number
- CA948729A CA948729A CA121,009A CA121009A CA948729A CA 948729 A CA948729 A CA 948729A CA 121009 A CA121009 A CA 121009A CA 948729 A CA948729 A CA 948729A
- Authority
- CA
- Canada
- Prior art keywords
- transformer
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
- H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/01—Circuitry for demodulating colour component signals modulated spatially by colour striped filters by phase separation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Coils Or Transformers For Communication (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1970083785U JPS5025294Y1 (ja) | 1970-08-22 | 1970-08-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA948729A true CA948729A (en) | 1974-06-04 |
Family
ID=13812274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA121,009A Expired CA948729A (en) | 1970-08-22 | 1971-08-20 | Transformer |
Country Status (7)
Country | Link |
---|---|
US (1) | US3717833A (ja) |
JP (1) | JPS5025294Y1 (ja) |
CA (1) | CA948729A (ja) |
DE (1) | DE2141851C2 (ja) |
FR (1) | FR2103456B1 (ja) |
GB (1) | GB1320084A (ja) |
NL (1) | NL7111543A (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4514693A (en) * | 1977-12-27 | 1985-04-30 | Texaco Inc. | Dielectric well logging system with electrostatically shielded coils |
US5163181A (en) * | 1988-10-21 | 1992-11-10 | Harris Corporation | Multiple rf signal amplification method and apparatus |
US5359313A (en) * | 1991-12-10 | 1994-10-25 | Toko, Inc. | Step-up transformer |
US5504424A (en) * | 1993-05-28 | 1996-04-02 | Durakool, Inc. | Variable reluctance sensor utilizing a magnetic bobbin |
FR2787625B1 (fr) * | 1998-12-18 | 2001-02-23 | Convergie | Element de protection electromagnetique pour transformateurs et procede de fabrication de cet element |
US6940468B2 (en) * | 2001-02-15 | 2005-09-06 | Integral Technologies, Inc. | Transformers or inductors (“transductors”) and antennas manufactured from conductive loaded resin-based materials |
EP2030209B1 (en) * | 2006-05-19 | 2013-06-26 | ABB Technology Ltd. | Reactor shield |
US8400154B1 (en) * | 2008-02-08 | 2013-03-19 | Seektech, Inc. | Locator antenna with conductive bobbin |
US10200774B1 (en) * | 2016-11-30 | 2019-02-05 | Google Llc | Sensor cord construction to prevent capacitance variation |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR491607A (fr) * | 1917-01-09 | 1919-06-10 | Societe Eureka Fire Hose Manufacturing Company | Raccord de tuyaux |
US1624560A (en) * | 1924-11-14 | 1927-04-12 | Western Electric Co | Inductance coil and method of manufacturing the same |
US2085434A (en) * | 1932-06-15 | 1937-06-29 | Rca Corp | Antenna system |
US2183355A (en) * | 1938-08-22 | 1939-12-12 | Jefferson Electric Co | Transformer construction |
DE733913C (de) * | 1938-10-09 | 1943-04-05 | Telefunken Gmbh | Hochfrequenzuebertrager |
US2533920A (en) * | 1942-06-06 | 1950-12-12 | Samuel B Pack | Electric distribution system |
US2896096A (en) * | 1953-03-17 | 1959-07-21 | Schwarzer Fritz | Power supply |
DE1109268B (de) * | 1955-10-10 | 1961-06-22 | United Transformer Corp | Klein- und Kleinstspule auf einem zylindrischen Spulenkoerper aus magnetisierbarem Blech |
US3393388A (en) * | 1967-03-14 | 1968-07-16 | George V. Young | Windings having continuous shields therearound |
US3517361A (en) * | 1968-06-19 | 1970-06-23 | Stevens Arnold Inc | Shielded transformer |
-
1970
- 1970-08-22 JP JP1970083785U patent/JPS5025294Y1/ja not_active Expired
-
1971
- 1971-08-20 DE DE2141851A patent/DE2141851C2/de not_active Expired
- 1971-08-20 CA CA121,009A patent/CA948729A/en not_active Expired
- 1971-08-20 GB GB3928471A patent/GB1320084A/en not_active Expired
- 1971-08-20 NL NL7111543A patent/NL7111543A/xx not_active Application Discontinuation
- 1971-08-23 FR FR7130591A patent/FR2103456B1/fr not_active Expired
- 1971-08-23 US US00173979A patent/US3717833A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS5025294Y1 (ja) | 1975-07-30 |
FR2103456B1 (ja) | 1975-04-18 |
DE2141851A1 (de) | 1972-02-24 |
GB1320084A (en) | 1973-06-13 |
DE2141851C2 (de) | 1983-10-27 |
US3717833A (en) | 1973-02-20 |
FR2103456A1 (ja) | 1972-04-14 |
NL7111543A (ja) | 1972-02-24 |
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