ZA7568B - Improvements in electromagnets - Google Patents
Improvements in electromagnetsInfo
- Publication number
- ZA7568B ZA7568B ZA00750068A ZA7568A ZA7568B ZA 7568 B ZA7568 B ZA 7568B ZA 00750068 A ZA00750068 A ZA 00750068A ZA 7568 A ZA7568 A ZA 7568A ZA 7568 B ZA7568 B ZA 7568B
- Authority
- ZA
- South Africa
- Prior art keywords
- electromagnets
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/14—Pivoting armatures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/13—Electromagnets; Actuators including electromagnets with armatures characterised by pulling-force characteristics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
- H01H50/20—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil
- H01H50/22—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil wherein the magnetic circuit is substantially closed
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Magnetically Actuated Valves (AREA)
- Relay Circuits (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7403255A FR2260176B1 (xx) | 1974-01-31 | 1974-01-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA7568B true ZA7568B (en) | 1976-01-28 |
Family
ID=9134290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00750068A ZA7568B (en) | 1974-01-31 | 1975-01-03 | Improvements in electromagnets |
Country Status (19)
Country | Link |
---|---|
US (1) | US3970978A (xx) |
AT (1) | AT356749B (xx) |
BE (1) | BE823968A (xx) |
BR (1) | BR7500361A (xx) |
CA (1) | CA1046113A (xx) |
CH (1) | CH592957A5 (xx) |
DD (1) | DD116345A5 (xx) |
DE (1) | DE2502017C2 (xx) |
DK (1) | DK688274A (xx) |
ES (1) | ES434306A1 (xx) |
FI (1) | FI750111A (xx) |
FR (1) | FR2260176B1 (xx) |
GB (1) | GB1464940A (xx) |
IT (1) | IT1031298B (xx) |
NL (1) | NL7500153A (xx) |
NO (1) | NO750284L (xx) |
SE (1) | SE407304B (xx) |
YU (1) | YU36079B (xx) |
ZA (1) | ZA7568B (xx) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4041429A (en) * | 1976-04-20 | 1977-08-09 | Woodward Governor Company | Electromagnetic actuator |
DE2703788C3 (de) * | 1977-01-29 | 1979-10-04 | Elektro-Mechanik Gmbh, 5963 Wenden | Drehmomentmotor |
DE3025265C2 (de) * | 1980-07-03 | 1984-07-12 | Holec GmbH, 6100 Darmstadt | Bremsmotor mit einer elektromagnetisch lüftbaren Innenbacken-Trommelbremse |
US4585361A (en) * | 1984-02-16 | 1986-04-29 | Dataproducts, Inc. | Actuator for dot matrix printhead |
FR2560429B1 (fr) * | 1984-02-28 | 1987-06-19 | Telemecanique Electrique | Electro-aimant silencieux et contacteur utilisant un tel electro-aimant |
SE9503688L (sv) * | 1995-10-20 | 1997-04-21 | Asea Brown Boveri | Elektromagnetiskt manöverdon |
SE511847C2 (sv) * | 1997-10-28 | 1999-12-06 | Sem Drive Ab | Elektromagnet |
US6121697A (en) * | 1998-01-09 | 2000-09-19 | Sunbeam Products, Inc. | Reciprocating motor with internal pivot point |
US20020170180A1 (en) * | 2001-05-15 | 2002-11-21 | Wahl Clipper Corp. | Vibrator motor |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE469313C (de) * | 1928-12-12 | Siemens Schuckertwerke Akt Ges | Elektromagnet | |
US3325660A (en) * | 1964-05-21 | 1967-06-13 | Airfab Inc | Reciprocating solenoid motor |
US3435395A (en) * | 1966-08-08 | 1969-03-25 | Bosch Arma Corp | Rotary electromagnetic actuator having linear response characteristics |
FR1575302A (xx) * | 1967-08-11 | 1969-07-18 |
-
1974
- 1974-01-31 FR FR7403255A patent/FR2260176B1/fr not_active Expired
- 1974-12-30 BE BE152024A patent/BE823968A/xx unknown
- 1974-12-30 DK DK688274A patent/DK688274A/da unknown
- 1974-12-31 GB GB5612874A patent/GB1464940A/en not_active Expired
-
1975
- 1975-01-03 ZA ZA00750068A patent/ZA7568B/xx unknown
- 1975-01-03 SE SE7500048A patent/SE407304B/xx not_active IP Right Cessation
- 1975-01-03 US US05/538,384 patent/US3970978A/en not_active Expired - Lifetime
- 1975-01-07 CH CH10975A patent/CH592957A5/xx not_active IP Right Cessation
- 1975-01-07 NL NL7500153A patent/NL7500153A/xx unknown
- 1975-01-10 CA CA217,708A patent/CA1046113A/fr not_active Expired
- 1975-01-17 BR BR361/75A patent/BR7500361A/pt unknown
- 1975-01-17 FI FI750111A patent/FI750111A/fi not_active Application Discontinuation
- 1975-01-20 DE DE2502017A patent/DE2502017C2/de not_active Expired
- 1975-01-23 YU YU167/75A patent/YU36079B/xx unknown
- 1975-01-28 AT AT63575A patent/AT356749B/de not_active IP Right Cessation
- 1975-01-29 DD DD183894A patent/DD116345A5/xx unknown
- 1975-01-30 NO NO750284A patent/NO750284L/no unknown
- 1975-01-30 IT IT19762/75A patent/IT1031298B/it active
- 1975-01-31 ES ES434306A patent/ES434306A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE823968A (fr) | 1975-04-16 |
FR2260176B1 (xx) | 1977-03-04 |
YU36079B (en) | 1981-11-13 |
DE2502017C2 (de) | 1986-05-22 |
NL7500153A (nl) | 1975-08-04 |
NO750284L (xx) | 1975-08-25 |
GB1464940A (en) | 1977-02-16 |
US3970978A (en) | 1976-07-20 |
ATA63575A (de) | 1979-10-15 |
CH592957A5 (xx) | 1977-11-15 |
IT1031298B (it) | 1979-04-30 |
DK688274A (xx) | 1975-09-22 |
AT356749B (de) | 1980-05-27 |
ES434306A1 (es) | 1976-12-01 |
SE407304B (sv) | 1979-03-19 |
FR2260176A1 (xx) | 1975-08-29 |
YU16775A (en) | 1981-04-30 |
FI750111A (xx) | 1975-08-01 |
DE2502017A1 (de) | 1975-08-07 |
CA1046113A (fr) | 1979-01-09 |
BR7500361A (pt) | 1975-11-04 |
SE7500048L (xx) | 1975-08-01 |
DD116345A5 (xx) | 1975-11-12 |
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