WO1982003944A1 - Polarized electromagnetic relay - Google Patents
Polarized electromagnetic relay Download PDFInfo
- Publication number
- WO1982003944A1 WO1982003944A1 PCT/JP1982/000147 JP8200147W WO8203944A1 WO 1982003944 A1 WO1982003944 A1 WO 1982003944A1 JP 8200147 W JP8200147 W JP 8200147W WO 8203944 A1 WO8203944 A1 WO 8203944A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- armature
- yoke
- permanent magnet
- contact
- coil
- 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
- H01F7/16—Rectilinearly-movable armatures
- H01F7/1607—Armatures entering the winding
- H01F7/1615—Armatures or stationary parts of magnetic circuit having permanent magnet
-
- 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
- H01F7/16—Rectilinearly-movable armatures
- H01F7/1638—Armatures not entering the winding
- H01F7/1646—Armatures or stationary parts of magnetic circuit having permanent magnet
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/22—Polarised relays
- H01H51/2209—Polarised relays with rectilinearly movable armature
-
- 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
- H01F7/121—Guiding or setting position of armatures, e.g. retaining armatures in their end position
- H01F7/122—Guiding or setting position of armatures, e.g. retaining armatures in their end position by permanent magnets
Definitions
- a permanent magnet is interposed in a magnetic circuit composed of an armature and a yoke, and the magnetomotive force of the coil is superimposed on the magnetic flux of the permanent magnet.
- the present invention relates to a so-called electromagnetic type electromagnetic relay for moving an armature, and more particularly to an electromagnetic electromagnetic relay of a type in which an armature is reciprocated horizontally.
- the A Ma Ji Ya is a diagonal position swung Yo - two contact ⁇ the click It has a contact structure.
- This structure has a g-type structure! If the three points of the diagonal cramping surface of the armature and the central pivot axis are maintained accurately in terms of dimensional accuracy, it is said that only one contact surface will contact the conductor It has the problem that phenomena occur, which cause groaning.
- Japanese Patent Application Publication No. 41005 published by the Japan Patent Office of S1 Japan Patent Office No. 41005 (hereinafter referred to as ⁇ 1 prior art bite) has been proposed.
- the upper piece 102, the middle piece 103, and the lower piece 104 are provided with an E-shaped joke 101, and the middle piece 103 is provided with a coil '105.
- the permanent magnet 106 which also serves as one armature common to the lower three pieces 102, 103 3 ⁇ 4 104 is faced.
- the direction of the magnetic flux by the permanent magnet 106 is in the direction indicated by X, and the direction of the magnetic flux by the coil 105 is in the direction indicated by Y.
- each piece 102 1 ⁇ 4 103. 104 and both the magnetic flux direction X of formic Ya-up of the permanent magnet 106, Y is mutually opposite, immediate Chi repulsion, the permanent magnet 106 and the A Ma Ji Ya Move horizontally in the direction of the arrow ⁇ .
- the permanent magnet 106 has a large reluctance of about 10,000 shin compared to ordinary yoke (iron), and the loss rate of the coil 105 of the coil 105 is high. There is a problem in increasing the degree of confusion.
- a g-type electromagnetic relay having a 3 ⁇ 4-type structure has been proposed, such as the specification of French Patent No. 2358006 (hereinafter referred to as the second prior art). .
- a U-shaped yoke 201 is constituted by left and right vertical magnetic pieces 202 and 203 and a core 210a, and a permanent magnet 207 and one of the permanent magnets are formed.
- the first magnetic piece 205 in contact with the other g of the permanent magnet and the second magnetic piece 206 in contact with the other g of the permanent stone constitute an amateur block 204.
- the magnetic piece 205 is shaped like a letter and its right and left vertical pieces 208, 209
- the right and left vertical magnetic pieces 202 and 203 of the T -shaped shock 201 face the outer surfaces.
- the second magnetic piece 206 faces the inner surfaces of the right and left vertical pieces 202 and 203 of the V-shaped shock 201, and a permanent magnet 207 is sandwiched between the first and second magnetic pieces 205 and 206.
- Coil 2 ⁇ 0 is included in the fold type 201.
- the magnetic flux X due to the permanent magnetic flux 207 is separated from the first g of the permanent magnet 207 by the first and second magnetic pieces 205 and 206 of the armature block 204. , And two paths returning to the other pole of the permanent magnet 207, the second magnetic piece 206 of the permanent block 204, and a letter-shaped hook from one g of the permanent magnet 207.
- the magnetic flux flows through the magnetic path of the permanent magnet 207 via the first magnetic piece 205 of the magnetic block 201 and the magnetic block 204 to the other side of the permanent magnet 207, and the magnetic flux generated by the coil 210.
- the core is 210a, the right vertical part 203 of the letter-shaped yoke 201 (the left vertical part 202 when the armature block is inverted, and the magnetic block
- the piece 205, the permanent magnet 207, the second magnetic piece 206, and the left vertical piece 202 of the character-shaped joke 201 are displayed. And through the ⁇ to be flow in.
- the prior art of No. 2 does not have the coil 210 of the coil 210 attached to the permanent magnet 207, and the first prior art does.
- this second prior art bite has the problem of adopting a structure that includes a permanent magnet in the armature block.
- the operation speed of the armature block is slow by the weight of the permanent magnet 207.
- the size of the block increases, the impact force increases and perturbation is promoted. Also, due to the relationship with gravity, the characteristics become announced depending on the mounting direction.
- the direction of the shock 201 changes depending on the mounting state, and the characteristics are the same as those described above due to the weight of the armature block 204. You.
- the present invention solves the problems of these conventional g-type electromagnetic relays, and at the same time, provides an effective-type electromagnetic relay for manufacturing and applying polarized-type electromagnetic relays.
- a permanent magnet is interposed between the first yoke and the second yoke, and the first, the second yoke and the permanent magnet are vertically arranged as one block.
- the left and right pieces facing each other and facing the left and right contact surfaces of the upper and lower first and second yokes are connected to each other, and a horizontal bar that passes through the coil
- Another object of the present invention is to reduce the loss rate of the magnetomotive force of the coil by allowing the magnetic flux of the coil to pass through the permanent magnet, thereby achieving high sensitivity and high sensitivity. I do.
- Another object of the present invention is to reduce the mass of the armature to a minimum S without mounting a permanent magnet on the armature, and to reduce the operation speed of the armature. I accelerated.
- Another object of the present invention is to arrange a yoke and a permanent magnet above and below the armature to maintain the balance, and to reduce the fluctuation of the movement characteristic depending on the mounting direction. Block.
- Another object of the present invention is to provide a polarized electromagnetic device of a type for horizontally moving an armature.
- this spastic type electro-magnetic device shows that the first yoke 1 is different from the right and left j pieces 2 and 3 and the left and right pieces 2 and 3 It is formed in the shape of a letter with the horizontal piece 4, and the left and right In No. 3, the inner surfaces of each other are designated as contact surfaces 2a and 3a.
- the second yoke 5 is shorter in length than the left and right pieces 2 and 3 of the first yoke 1 and faces the horizontal piece 4.
- the left and right outer surfaces of the second yoke 5 are tangent surfaces 5a and 5b.
- the permanent magnet 6 is interposed between the first yoke 1 and the second yoke 2, and its magnetization axis is perpendicular.
- the ⁇ 1, the second yokes 1, 5 and the permanent magnet 6 are arranged vertically as one block.
- the armature 7 is of a horizontal transition type, and is formed in an H shape by left and right inverted pieces 8 and 9 and a horizontal bar 10 which is different from the left and right side pieces 8 and 9. Both the inner and outer surfaces of the fragments 8 and 9 are contact surfaces 8a, 8b, ga and 9b. Left and right this ⁇ piece 8, 9 of the inner and outer contact S surface 8a, 8b, 9a, 9 b are the first second yaw click 1, 5 of the inner and outer contact S surface 2a, 3a, 5a, facing the 5b, E Ya -Gap a, b , c, ⁇ 1 respectively.
- the horizontal bar 10 of the armature 7 penetrates the coil 11.
- FIG. 1 the magnetic circuit between the permanent stone 6 and the coil U is shown in FIG. 1 as a basic principle diagram, where X is the magnetic flux of the permanent magnet 6 and the dotted line Y is the core. This is the U-Magnetokyo.
- the magnetic flux X of the permanent magnet 6 flows as follows.
- N g of permanent magnet 6 second shock 5—ear gaps b and c—right and left side pieces 8 and 9 of armature 7—ear gaps a and d—second 1 Left and right side pieces of 1, 2, 3 — Horizontal pieces 4 — S g.
- the magnetic flux Y of the coil U flows as follows.
- the direction of the magnetic X, Y between the permanent magnet 6 and the coil 11 is the direction of the jaw gap a.
- c are in the same direction, and the gaps b, d are in the opposite direction.
- the first and second yokes 1 and 5 and the armature 7 are superposed in the same direction of the magnetic fluxes X and ⁇ to generate an attractive force, and cancel each other in the opposite direction.
- the armature 7 moves to the left as shown by the arrow Z in FIG. 1 and the circumscribed surface 8a of the left piece 8 of the armature 7 and the first shock
- the inscribed g-face 2 a of the left piece 2 of 1 is adsorbed
- the right face of the armature 7 the inner face 9 a of the piece 9 and the circumscribed g face 5 b of the second yoke 5 Adsorbs.
- E Ya chromatography formic Layer Tsu off 3 a, b, c, d is the and ii inversion, E Ya chromatography formic catcher-up a, opposite directions c, E catcher - formic catcher-up b, the one - way with d
- the armature 7 moves rightward and horizontally as indicated by the arrow W.
- the attraction state is maintained by the use of the crushed permanent magnet 6 as described above. From this observation, it can be seen that the origin Y of the coil 11 does not pass through the permanent magnet 6 having a large magnetoresistance and is high. one Further, the armature 7 performs an independent operation without fixing the coil U and the permanent magnet 6, and the mass is considered to be the minimum.
- the upper and lower first boxes 1 are housed in a box 12 made of a synthetic window with an open top.
- the upper and lower first yokes 1 are seated on the bottom wall of the box 1 while being rotated 90 degrees from FIG. , 3 and the horizontal piece 4 touch.
- the winding frame of coil 11 has the following structure.
- the core / reel U is wound on the winding drum part i6, the winding drum 16 has a hole 17 through which the armature 7 penetrates, and the right and left sides of the Hi wall 18 integrally with the winding drum 1 ⁇ .
- the second ® chromatography click 5 up and down in parallel with Wataru one by Coil le U between 19 and fixed by the first drawing through 9 0 ° rotation tongue state .
- This is the left and right side walls 18, I 9 is provided with a cutout portion 20 of the order Do facilitated because inclusive fixed fitting of the second yaw click 5.
- a groove 2 1 for equipping with plug the receiving blade terminal fitting 22 co I le U is connected to the right side wall W.
- the upper opening of the box 1 is covered and fixed with a cover 23 made of synthetic resin.
- An insulating board 24 is interposed between the cover 23 and the box 12.
- This cover 23 has the following structure.
- the cover 22 differs from the upper wall 25 and the lower side wall 25 and the upper side wall 25 including both the lower raised walls, and is divided into a plurality of sections.
- External terminal fittings 30 are fixed to the outer chambers on both sides divided by both side walls 26 of the cover 23 and an external separator 27.
- the terminal fitting 30 is a vertical plug that is integrally formed with the rightmost end on both sides.
- the other terminal fitting 30 is provided with a fixed nutation point 32, which is located in the inner room 33, which is divided by the inner cell 28.
- the movable joint 34 has a through-hole 5 formed at a position corresponding to the inner chamber 33 of the cover 23, and a contact plate 36 provided with contacts 37 protruding on both sides is formed here. , And a coil spring 38 for contact.
- the contact 37 of the movable joint 34 and the contact 32 of the cover 23 face each other in the inner chamber 33, and are engaged when the movable base 34 moves.
- the drop of the movable base 3 is stopped by the above-mentioned component.
- the movable table 3 and the armature 7 are connected by the reversing lever ⁇
- Anti-les / one 39 is through the axis 0 in the middle, the 40 said Coil Le - supporting at the shaft hole 1 of the right side wall I 9 of the bobbin 15. ,
- a shaft 42 is passed through the lower end thereof, and the shaft 42 is fitted into the groove 4 of the connector 3 from above, and the armature 7 is fitted. Insert the right end of the sleeve 7 into the body 43 and change the pressure. It has a shape 7b.
- the armature 7 is also inserted into the left piece 8 at the left end of the armature 7 and deformed under pressure to form a retaining portion 7a.
- a non-magnetismal plate 5 is interposed. This plate 5 applies both ends of the magnetic characteristic force of the permanent magnet 6 and uses the most stable range.
- the armature 7 is pressed by a mountain-shaped flat panel 47 in the direction of arrow Z.
- the movable platform 3 is pressed by the coil panel 8 in the direction opposite to the direction of the arrow V.
- This coil none 8 is located between the display column 49 of the movable base 34 and the left side wall 26 of the cover 23.
- the spring pressures of the two non-metals 47 and 48 act on the armature 7 and the movable joint 34 in opposite directions, so that the armature 7 This facilitates the pulling when trying to move in the opposite direction from the state attracted by magnetic flux.
- the display column 49 of the movable joint 37 protrudes from the small hole 50 in the upper wall 25 of the canopy 23.
- the top wall 25 of the cover 23 is further covered with a terminal cover 51.
- the terminal cover-51 has driver operation holes 53 of terminal screws 52 corresponding to the number of the terminal fittings 30 on both sides.
- the hook is extended on both sides, and it is inserted into the small hole ⁇ of the upper wall 25 of the cover-23. Further, on both sides of the terminal cover 51, there are suspended force plates 56 which are located between the external separators 27 of the force bar 23 and reduce the exposure of the terminal fitting 30.
- the first and second yokes 1 and 5 and the permanent magnets 6 in the embodiment from FIG. 2 to FIG. 5 are plate-shaped and separately arranged vertically. The number of products was reduced.
- the first cylindrical cylinder 57 is divided into a cylindrical body 57a and a cap 57b, and the cylindrical body 57a and the cap 57b are integrally formed by a screw 58. By removing the cap 57b, the cylindrical second shock 59 and the cylindrical permanent magnet 60 are housed.
- Figure 7 shows the area of the right armature 5b of the second shock 5 larger than the area of the left sword cramping surface 5a. This is done by increasing the magnetic flux density to increase the magnetic flux of the permanent magnet 6 as the! L piece 61, and causing the current of the coil 11 to flow while the armature 7 moves in the direction of the arrow W. If it is turned off, the so-called one-way operation type (also referred to as monostable type), in which the magnetic flux of the O-strong permanent magnet 6 returns and moves in the direction of the arrow Z.
- the so-called one-way operation type also referred to as monostable type
- the coil spring 62 is interposed between the left and right molecules 7a and 7b, and is constantly pressed outward in the left and right directions.
- FIG. 8 shows the first operating state, in which the magnetic flux of only the permanent magnet 6 is acting, and the left and right molecules 7a and 7b are repelled outward in the left and right directions by the panel pressure of the coil 62.
- the left and right pieces 2 and 3 of the first yoke 1 and the left and right pieces 8 and 9 of the armature 7 in the gaps a and d are attracted to each other, so that the gap is
- the second yoke 5 at t> and c is separated from the left and right side pieces 8 and 9 of the armature 7-.
- FIG. 9 shows the second operating state. If a current is applied so that the coil 11 acts on the electromotive flux Yi in a certain direction, the coils are wound at the gaps a and c.
- the electromotive flux 11 of 11 and the magnet X of the permanent magnet 6 are in opposite directions, and are in the same direction at gaps b and d. Therefore, when compared from FIG. 8, only the force of the left molecule 7a is applied; the rightward movement of the arrow W is shifted against the coil spring 62, and the second yoke 5 and the left piece 8 of the left molecule 7a are moved. And the right piece 9 of the right molecule 7 7> continues to be adsorbed on the right piece 3 of the first stroke 1.
- the current is maintained by the magnetic flux X of the permanent magnet 6 even when the current of coil U is cut off.
- FIG. 10 shows the operation state of No. 3, and if a current is applied so that the magnetomotive force of the coil 11 in the opposite direction to that of FIG. 9 acts, the jagged head.
- the magnetomotive force ⁇ of the coil 11 and the magnetic force X of the permanent magnet 6 are in the same direction, and are opposite in the gaps b and d. Therefore, comparing FIG. 9, both the left and right molecules 7a and 7b move to the left of arrow Z against the core / rebane 62, and the left and right molecules 2a of the first yoke 1
- the left piece 8 of the left molecule 7a adheres, and the second yoke 5 and the right molecule 7b are adsorbed.
- Disconnect coil II current The current state is maintained by the magnetic flux X of the permanent magnet 6.
- Fig. 11 expands the basic principle of Fig. 1 in other ways.
- the armature 7 and the movable base 3 are arranged vertically and in parallel with each other, while the armature 7 and the movable base 3 are arranged vertically and the both 7.34 are the same.
- this mountain-shaped flat raft panel 47 At the top 47a of this mountain-shaped flat raft panel 47, the left-side retaining portion 7a of the armature 7 naturally goes down and down.
- the right-side retaining portion 7b of the armature 7 faces upward, and a connecting body 63 is formed in a U-shape, and the lower piece 64 is connected to the right-side retaining portion 7b.
- a second chevron panel 67 passes through the small hole 66 on one side, and both ends 67 b are applied to both receiving stages 68 of the cover 23.
- This mountain plate spring & 7 has the same effect as the coil spring 8 in the examples of FIGS. 2 to 5 with the armature 7 and this armature. It works on a movable table 34 of the same axis up and down type.
- the connection between the movable joint 34 and the m-shaped body 63 is performed through the shaft 71 through the hole 69 of the two pieces 65 of the chain 63 and the shaft hole 70 of the movable base 34.
- the box and the cover 23 are connected by a connecting screw 72.
- the other contacts 32, 57, the lead cover 51, etc. are the same as those in the embodiment shown in FIGS. 2 to 5.
- Fig. 1 is a diagram of the basic principle for implementing a g-type electromagnetic device.
- Fig. 2 is a cross-sectional view of the basic element shown in Fig. 1 applied to a movable contact that moves horizontally.
- Fig. 3 shows ⁇ E in Fig. 2
- Fig. 4 is a plan view of Fig. 2.
- Fig. 5 is a perspective view of Fig. 2
- Fig. 6 is an exploded perspective view showing another example of the first yoke, the second yoke, and a cylindrical permanent magnet.
- Fig. 7 is a basic principle diagram showing another embodiment in which the contact surface of the work piece is expanded and the armature is operated in one direction.
- Fig. 8 shows an example of a three-way operation type foam with the armature divided into two parts to the left and right from the center.
- Fig. 9 and Fig. 10 are in Fig. S.
- Fig. U is a vertical transition of the basic principle of Fig. 1 and possible.
- FIG. 12 is a basic principle diagram showing a first prior art bite.
- FIG. 13 is a basic principle diagram showing a second prior art bite.
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- Electromagnets (AREA)
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823243266 DE3243266C2 (de) | 1981-04-30 | 1982-04-30 | Polarisiertes Relais |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP81/65601 | 1981-04-30 | ||
JP6560281A JPS57180832A (en) | 1981-04-30 | 1981-04-30 | Polarized relay |
JP6560181A JPS57180831A (en) | 1981-04-30 | 1981-04-30 | Magnetic circuit for polarized relay |
JP81/65602810430 | 1981-04-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1982003944A1 true WO1982003944A1 (en) | 1982-11-11 |
Family
ID=26406733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1982/000147 WO1982003944A1 (en) | 1981-04-30 | 1982-04-30 | Polarized electromagnetic relay |
Country Status (7)
Country | Link |
---|---|
US (1) | US4509026A (ja) |
EP (1) | EP0078324B1 (ja) |
AT (1) | AT384497B (ja) |
CH (1) | CH662671A5 (ja) |
DE (1) | DE3243266C2 (ja) |
GB (1) | GB2112212B (ja) |
WO (1) | WO1982003944A1 (ja) |
Cited By (3)
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US4604599A (en) * | 1983-11-16 | 1986-08-05 | La Telemecanique Electrique | Electromagnet comprised of yokes and an armature supporting a permanent magnet fitted on its pole faces with pole pieces that project from the axis of the magnet, this axis being perpendicular to the direction of movement |
US6791442B1 (en) | 2003-11-21 | 2004-09-14 | Trombetta, Llc | Magnetic latching solenoid |
US9368266B2 (en) | 2014-07-18 | 2016-06-14 | Trumpet Holdings, Inc. | Electric solenoid structure having elastomeric biasing member |
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JPS60261111A (ja) * | 1984-06-08 | 1985-12-24 | Mitsubishi Mining & Cement Co Ltd | 電磁アクチユエ−タ |
FR2568056B1 (fr) * | 1984-07-20 | 1987-01-23 | Telemecanique Electrique | Electroaimant polarise a trois etats et circuit pour sa commande |
FR2569299B1 (fr) * | 1984-08-20 | 1986-12-05 | Telemecanique Electrique | Electro-aimant polarise presentant une disposition symetrique |
EP0174239B1 (fr) * | 1984-08-20 | 1988-06-01 | Telemecanique | Electro-aimant polarisé présentant une disposition symétrique |
FR2569298B1 (fr) * | 1984-08-20 | 1986-12-05 | Telemecanique Electrique | Electro-aimant polarise a fonctionnement bi- ou mono-stable |
FR2573567B1 (fr) * | 1984-11-19 | 1987-01-09 | Telemecanique Electrique | Electroaimant polarise presentant une disposition symetrique |
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JP6312021B2 (ja) * | 2014-01-30 | 2018-04-18 | パナソニックIpマネジメント株式会社 | リモコンリレー |
DE102014103247A1 (de) * | 2014-03-11 | 2015-09-17 | Tyco Electronics Austria Gmbh | Elektromagnetisches Relais |
JP6075509B2 (ja) * | 2014-05-20 | 2017-02-08 | 富士電機機器制御株式会社 | 直流操作用有極電磁石及びこれを使用した電磁接触器 |
KR101943365B1 (ko) * | 2015-10-14 | 2019-01-29 | 엘에스산전 주식회사 | 직류 릴레이 |
JP7014524B2 (ja) * | 2017-04-06 | 2022-02-01 | 富士通コンポーネント株式会社 | 電磁継電器及び電磁継電器の制御方法 |
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US3634735A (en) * | 1969-04-03 | 1972-01-11 | Mikio Komatsu | Self-holding electromagnetically driven device |
DE2535994A1 (de) * | 1975-08-12 | 1977-02-17 | Siemens Ag | Polarisiertes elektromagnetisches relais |
JPS5636109A (en) * | 1979-08-31 | 1981-04-09 | Matsushita Electric Works Ltd | Monostable type polar electromagnet |
JPS5636830A (en) * | 1979-08-31 | 1981-04-10 | Matsushita Electric Works Ltd | Polar electromagnet |
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US2991799A (en) * | 1944-11-04 | 1961-07-11 | Littlefield Effie Dora Jones | Fluid motor control valve |
DE845676C (de) * | 1948-10-02 | 1952-08-04 | Julius Dipl-Ing Lorenz | System zur Umwandlung von Schwingungen |
DE1037593B (de) * | 1955-07-16 | 1958-08-28 | Siemens Ag | Gepoltes Elektromagnetsystem |
US3022400A (en) * | 1957-06-27 | 1962-02-20 | Ahlefeldt Rolf S Von | Two-way solenoid |
DE1078477B (de) * | 1959-01-29 | 1960-03-24 | Siemens Ag | Elektromagnetischer Signalgeber |
DE1867480U (de) * | 1960-03-04 | 1963-02-21 | Continental Elektro Ind Ag | Elektromagnetisch betaetigtes schaltgeraet, insbesondere schaltschuetz. |
US3087031A (en) * | 1960-06-20 | 1963-04-23 | Automatic Switch Co | Solenoid-operated switch |
FR1332740A (fr) * | 1962-06-08 | 1963-07-19 | Rech Etudes Prod | Circuit magnétique polarisé à déplacement rectiligne |
US3178534A (en) * | 1963-05-22 | 1965-04-13 | Clark Controller Co | Electrical control relay with removable magnet assembly |
US3377519A (en) * | 1963-12-26 | 1968-04-09 | Allen Bradley Co | Magnetically latched switch |
FR1417292A (fr) * | 1964-09-30 | 1965-11-12 | Moteur électrique à circuit magnétique en pont | |
AT290657B (de) * | 1967-09-26 | 1971-06-11 | Villamos Berendezes Es Keszule | Schaltvorrichtung |
JPS4926773B1 (ja) * | 1970-08-31 | 1974-07-11 | ||
GB1448868A (en) * | 1973-04-27 | 1976-09-08 | Plessey Co Ltd | Electromagnetic relays |
FR2358006A1 (fr) * | 1976-07-09 | 1978-02-03 | Manuf Fse App Electr | Dispositif formant electroaimant, tel que celui d'un relais |
DE2816555A1 (de) * | 1977-04-18 | 1978-10-19 | Francaise App Elect Mesure | Magnetkreisanordnung fuer einen elektromagneten fuer einen mit einem permanentmagneten als anker |
-
1982
- 1982-04-30 CH CH7652/82A patent/CH662671A5/de not_active IP Right Cessation
- 1982-04-30 AT AT0902482A patent/AT384497B/de not_active IP Right Cessation
- 1982-04-30 GB GB08237054A patent/GB2112212B/en not_active Expired
- 1982-04-30 WO PCT/JP1982/000147 patent/WO1982003944A1/ja active IP Right Grant
- 1982-04-30 DE DE19823243266 patent/DE3243266C2/de not_active Expired
- 1982-04-30 EP EP82901306A patent/EP0078324B1/de not_active Expired
- 1982-04-30 US US06/459,873 patent/US4509026A/en not_active Expired - Lifetime
Patent Citations (4)
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US3634735A (en) * | 1969-04-03 | 1972-01-11 | Mikio Komatsu | Self-holding electromagnetically driven device |
DE2535994A1 (de) * | 1975-08-12 | 1977-02-17 | Siemens Ag | Polarisiertes elektromagnetisches relais |
JPS5636109A (en) * | 1979-08-31 | 1981-04-09 | Matsushita Electric Works Ltd | Monostable type polar electromagnet |
JPS5636830A (en) * | 1979-08-31 | 1981-04-10 | Matsushita Electric Works Ltd | Polar electromagnet |
Non-Patent Citations (1)
Title |
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See also references of EP0078324A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4604599A (en) * | 1983-11-16 | 1986-08-05 | La Telemecanique Electrique | Electromagnet comprised of yokes and an armature supporting a permanent magnet fitted on its pole faces with pole pieces that project from the axis of the magnet, this axis being perpendicular to the direction of movement |
US6791442B1 (en) | 2003-11-21 | 2004-09-14 | Trombetta, Llc | Magnetic latching solenoid |
US9368266B2 (en) | 2014-07-18 | 2016-06-14 | Trumpet Holdings, Inc. | Electric solenoid structure having elastomeric biasing member |
Also Published As
Publication number | Publication date |
---|---|
DE3243266T1 (de) | 1983-05-05 |
DE3243266C2 (de) | 1986-06-26 |
CH662671A5 (de) | 1987-10-15 |
EP0078324A1 (de) | 1983-05-11 |
EP0078324B1 (de) | 1987-08-12 |
ATA902482A (de) | 1987-04-15 |
US4509026A (en) | 1985-04-02 |
EP0078324A4 (de) | 1985-10-28 |
GB2112212B (en) | 1985-10-02 |
AT384497B (de) | 1987-11-25 |
GB2112212A (en) | 1983-07-13 |
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