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Patent Searching and Data


Matches 251 - 300 out of 3,737

Document Document Title
WO/2013/020794A1
The invention relates to an electroacoustic transducer, comprising a magnet system (120), which is produced by means of at least one two-component powder injection molding method and which is debound.  
WO/2013/014813A1
A compressed powder compact (10) is obtained by compression-molding coated soft magnetic particles provided with an insulating coating, and is a modified prismoid body having, as a principal body, a prismoid section (113) flanked by plat...  
WO/2013/015701A1
By winding of successive packages P1, P2, P3…Pi…Pn Figure 3 with shifted beginnings compared to the previous margins m2, m3…mi…mn Figure 3 on the rectangular rounded base AxB/R Figure 1 out of different width tapes w1, w2, w3…w...  
WO/2013/012506A1
A transformer core has a plurality of first and second outer leg plates, a plurality of inner leg plates, with each having opposing, V-shaped ends having a certain internal angle. A plurality of upper yoke plates and a plurality of lower...  
WO/2012/138199A3
The present invention relates to an amorphous metal core in which amorphous thin plate laminates are coupled together by the coupling protrusions and coupling grooves of assembly plates, thereby minimizing core loss. The present inventio...  
WO/2012/141512A3
The present invention relates to a ferrite core structure for a power supply device of an electric vehicle which changes the structure of a ferrite core module according to a related art to improve output and limits a reduction in streng...  
WO/2012/135586A3
An axial magnetic bearing (20) for a rotating machine is provided. The axial magnetic bearing (20) includes a rotatable shaft (26), at least one fixed stator (24) and a rotor (22) secured to the shaft (26). The at least one fixed stator ...  
WO/2013/001179A1
The invention relates to a yoke (13) for a device for electromagnetically actuating an inertial actuator (9), forming a substrate for magnets (17) and a core for a coil (15) interacting with said magnets (17) so as to set the inertial ac...  
WO/2012/155967A1
The invention relates to a low-noise transformer having yoke parts (2) and limb parts (3), each being formed from stacked laminations of a grain-oriented magnetically soft material having a preferred magnetic orientation (8), wherein the...  
WO/2012/141512A2
The present invention relates to a ferrite core structure for a power supply device of an electric vehicle which changes the structure of a ferrite core module according to a related art to improve output and limits a reduction in streng...  
WO/2012/138199A2
The present invention relates to an amorphous metal core in which amorphous thin plate laminates are coupled together by the coupling protrusions and coupling grooves of assembly plates, thereby minimizing core loss. The present inventio...  
WO/2012/136452A1
The aim of the invention is to provide an axial bearing device having increased force density and a simple construction. Said aim is achieved by an axial bearing device having an annular electrical sheet arrangement, wherein the individu...  
WO/2012/123538A1
The invention relates to an electromagnetic actuator device, comprising a coil unit (14), which surrounds a first yoke section (13) of a stationary yoke unit and can be activated by energizing the coil unit; and armature elements (10, 12...  
WO/2012/119890A1
An AC inductor (1) includes a core (5), at least one permanent magnet for magnetically biasing the core (5), an inductor winding (8) on the core (5), and a circuitry which guides an alternating current which flows through the AC inductor...  
WO/2012/110085A1
The invention relates to a magnetic core for an electric machine, in particular for a transformer, which has limb parts (3', 3'', 3''') and yoke parts (2', 2''), which are in each case formed of a laminated core consisting of sheet metal...  
WO/2012/101034A1
An antenna core (AK12) for an antenna (ANT) for emitting an electromagnetic signal is disclosed, said antenna core being embodied in strip-shaped fashion and consisting of a plurality of metal layers composed of a nanocrystalline or amor...  
WO/2012/093040A1
According to one aspect of the present inventive concept there is provided an inductor core comprising: an axially extending core member,an axially extending external member at least partly surrounding the core member, thereby forming a ...  
WO/2012/093419A1
A coil (1) which uses annular windings (10) or a core (20) for a transformer is formed using a wire-shaped magnetic member by way of an opening (11) in the centre of the annular windings (10) and a peripheral edge part (12) on the outsid...  
WO/2012/079826A1
A thin film inductor according to one embodiment includes one or more arms; one or more conductors passing through each arm; a first ferromagnetic yoke wrapping partially around the one or more conductors in a first of the one or more ar...  
WO/2012/073246A1
A magnetic core for a choke or transformer constituted of a closed path ferromagnetic core having six or more gaps formed therein. Preferably, the gaps are selected from air gaps, gaps filled with non-electrically conducting spacers and ...  
WO/2011/054065A8
The core of a combined radial -axial magnetic bearing is stacked with coated laminations each equipped with at least one radial cut ( 9 ). These cuts ( 9 ) prevent the induction of circulating currents caused by varying axial control flu...  
WO/2011/024179A8
A three-phase current limiter (30) for an alternating current system includes an AC magnetic circuit having at least one AC coil (35Rl, 35Sl, 35Tl) for each phase of a 3- phase AC supply wound on a saturable ferromagnetic core and config...  
WO/2012/041550A1
An actuator (1) having an electrically conductive coil (2) which has a longitudinal axis L and a plurality of turns, and having at least one magnet (8) which is arranged at a distance from the turns of the coil (2) in the radial directio...  
WO/2012/001398A3
A planar transformer comprises a plurality of conductive windings provided by at least one PCB and linked by a common ferrite core passing through the or each PCB. The transformer windings are at least partially magnetically shielded fro...  
WO/2012/022839A1
The object of the invention is a choke (2) for a dudt filter, said choke using core losses for attenuating a voltage overshoot. The core (10) of the choke is composed of structural elements (19) pressed from insulated metal powder, by jo...  
WO/2012/019807A1
The invention relates to a magnetic actuator comprising a pole core (2), wherein the pole core (2) has at least one magnetic region (3) and at least one non-magnetic region (4), wherein the non-magnetic region (4) provides a magnetic sep...  
WO/2012/019663A1
The invention relates to a coil arrangement, in particular an alternating-current transformer, comprising two windings, which are wound around a leg, in particular around a middle leg, of a coil core, wherein outer legs of the coil core ...  
WO/2012/016586A1
A magnetic fault current limiter core (10a) comprising at least one first magnetic element (12) and at least one second magnetic element (14), the magnetic elements (12,14) being arranged to define a substantially parallel array of magne...  
WO/2012/016827A1
A magnetic core (210) for a solenoid valve is provided. The magnetic core (210) includes a first part (210a) defining a cavity (213). The first part (210a) is formed from a first material having a first magnetic performance. The magnetic...  
WO/2012/013237A1
A current limiter (10) comprising at least one core element (12), the or each core element (12) including a hard magnetic material, and at least one electrically conductive wire being wound around a portion of the respective core element...  
WO/2011/088048A3
An asymmetrical coupled inductor includes a first and a second winding and a core. The core is formed of a magnetic material and magnetically couples together the windings. The core is configured such that a leakage inductance value of t...  
WO/2012/007984A1
The present invention provides an amorphous core which is easily processed and has high material use efficiency, an electromagnetic member using the same, a rotating electric machine achieving high efficiency and low cogging torque, and ...  
WO/2012/001398A2
A planar transformer comprises a plurality of conductive windings provided by at least one PCB and linked by a common ferrite core passing through the or each PCB. The transformer windings are at least partially magnetically shielded fro...  
WO/2011/154058A1
An integrated magnetic device for low harmonics three-phase front-end (1 ) comprising - three magnetic sub-assemblies (30), wherein each magnetic sub- assembly (30) comprises a close magnetic loop without air-gaps, two wound limbs and at...  
WO/2011/154416A1
An integrated magnetic device for low harmonics three-phase front-end (1) comprising -three magnetic sub-assemblies (30), wherein each magnetic sub- assembly (30) comprises a magnetic core without air-gaps, three or more wound limbs and ...  
WO/2011/054065A3
The core of a combined radial -axial magnetic bearing is stacked with coated laminations each equipped with at least one radial cut ( 9 ). These cuts ( 9 ) prevent the induction of circulating currents caused by varying axial control flu...  
WO/2011/154040A1
A harmonic cancelling interphase magnetic device (1) comprising - a magnetic core (10), - three power inputs connectable to a three phase power grid (100) - at least two power outputs for each power inputs, said power outputs being galva...  
WO/2011/137845A1
A manufacturing method for power supply module circuit board, a power supply module and a magnetic core thereof are provided. The method comprises a portion of the magnetic core of the power supply module is embedded within a circuit boa...  
WO/2011/131341A1
The invention relates to an inductive component, in particular a storage choke, which contains a core having variable characteristics, wherein in some aspects the magnetic permeability is laterally variable, whilst in other aspects the s...  
WO/2011/126120A1
A coated metal powder which comprises a metal powder containing iron as the main component and an insulating layer comprising calcium phosphate and a metal oxide, said insulating layer being formed on the surface of said metal powder, wh...  
WO/2011/024179A3
A three-phase current limiter (30) for an alternating current system includes an AC magnetic circuit having at least one AC coil (35Rl, 35Sl, 35Tl) for each phase of a 3- phase AC supply wound on a saturable ferromagnetic core and config...  
WO/2011/126119A1
A powder magnetic core comprises a metal powder and an insulating layer comprising a particulate metal oxide and formed between the particles of the metal powder, wherein the insulating layer contains Ca, P, O, Si and C as elements. Thus...  
WO/2011/107387A1
The invention relates to a dry transformer core for a dry transformer (34) comprising a transformer core (10, 32, 46) made of an amorphous material (14) and having on at least part of its surface, an encapsulation (36) for protecting aga...  
WO/2011/097613A2
The instant invention provides a magnetically controlled reciprocating engine having a unique electromagnet control system. The engine is constructed and arranged to operate from a stored power source such as batteries to provide extende...  
WO/2010/109272A3
The invention relates to a laminated core (1) having a soft magnetic material (3) and to a method for joining core sheets (4) in a bonded manner to form a soft-magnetic laminated core (1). The laminated core (1) comprises core sheets (4)...  
WO/2011/091846A1
A method of manufacturing a magnetic core (10) comprising the steps of joining first and second core stacks (12,14) having a plurality of layers of magnetic core material (16) arranged in a laminated structure so as to substantially alig...  
WO/2011/092309A1
The invention relates to an antenna core (10), an antenna (30) comprising an antenna core (10), and to methods for producing an antenna core (10) and an antenna (30). The antenna core (10) used in each case consists of a continuous soft-...  
WO/2011/088048A2
An asymmetrical coupled inductor includes a first and a second winding and a core. The core is formed of a magnetic material and magnetically couples together the windings. The core is configured such that a leakage inductance value of t...  
WO/2011/054065A2
The core inside a combined radial-axial magnetic bearing is stacked with coated laminations each equipped with at least one radial cut. These cuts prevent the inducement of circulating currents caused by varying axial control fluxes thro...  
WO/2011/039003A1
The invention relates to a method for producing a transformer core (200), among other things. According to the invention, adjacent plate edges are connected to one another by means of cold gas spraying using a material that can be magnet...  

Matches 251 - 300 out of 3,737