Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
184 words
In transformers for producing high and very high voltages, for measuring high and very high voltages, and for measuring currents at high voltages, of the type including an iron core divided into two substantially identical iron core halves which, with their associated respective windings, are arranged in two superposable separable casings having inner end walls arranged to be superposed, the end faces of both iron core halves being positioned in the respective casings in engagement with the respective inner end wall such that, when the inner end walls are superposed with each other, the respective ends of the iron core halves are in facing relation with each other to define an interspace constituted by the thickness of the two inner end walls in the areas of the facing ends of the two iron core halves, the inner end walls being formed of non-magnetic material, the improvement comprising, in combination, respective coupling windings on each iron core half, each coupling winding being uniformly distributed over its associated iron core half; the adjacent ends of said two coupling windings being interconnected through said inner end walls.
Claim 2
Dependent Claim
184 words
In transformers for producing high and very high voltages, for measuring high and very high voltages, and for measuring currents at high voltages, of the type including an iron core divided into two substantially identical iron core halves which, with their associated respective windings, are arranged in two superposable separable casings having inner end walls arranged to be superposed, the end faces of both iron core halves being positioned in the respective casings in engagement with the respective inner end wall such that, when the inner end walls are superposed with each other, the respective ends of the iron core halves are in facing relation with each other to define an interspace constituted by the thickness of the two inner end walls in the areas of the facing ends of the two iron core halves, the inner end walls being formed of non-magnetic material, the improvement comprising, in combination, respective coupling windings on each iron core half, each coupling winding being uniformly distributed over its associated iron core half; the adjacent ends of said two coupling windings being interconnected through said inner end walls.
Claim 3
Dependent Claim
36 words
In a transformer, the improvement claimed in claim 1, in which said inner end walls, at areas thereof aligned with and laterally coextensive with the end faces of said iron core halves, are reduced in thickness.
Claim 4
Dependent Claim
31 words
In a transformer, the improvement claimed in claim 2, in which the reduction in thickness of said inner end walls is calculated in accordance with the desired dimension of said interspace.
Claim 5
Dependent Claim
37 words
In a transformer, the improvement claimed in claim 1, in which each casing consists of a jacket of dielectric material and metal inner end walls defining an enclosure; and a filling of insulating medium in each casing.
Claim 6
Dependent Claim
16 words
In a transformer, the improvement claimed in claim 4, in which said insulating medium is liquid.
Claim 7
Dependent Claim
16 words
In a transformer, the improvement claimed in claim 4, in which said insulating medium is gaseous.
Claim 8
Dependent Claim
49 words
In a transformer, the improvement claimed in claim 1, in which said transformer is a current transformer; each of said iron core halves being formed with gaps which are in addition to said interspace, said gaps providing for said current transformer to be used as a linearized current transformer.
Claim 9
Dependent Claim
25 words
In a transformer, the improvement claimed in claim 7, in which said last-named gaps are distributed evenly along the length of each iron core half.
Claim 10
Dependent Claim
90 words
In a transformer, the improvement claimed in claim 1, in which said transformer is a current transformer; each casing containing plural iron core parts each cooperable with a respective iron core part in the other casing; each iron core part in one casing having a respective secondary winding in one half of the associated coupling winding; each iron core part In the other casing being provided with the other half of the respective coupling winding, and all the iron core parts in said other casing having a joint primary winding.
Claim 11
Dependent Claim
25 words
In a transformer, the improvement claimed in claim 1, in which said transformer is adapted to constitute one unit of a multi-unit cascade-type current transformer.
Claim 12
Dependent Claim
25 words
In a transformer, the improvement claimed in claim 1, in which said transformer is adapted to constitute one unit of a multi-unit cascade-type voltage transformer.
Claim 13
Dependent Claim
24 words
In a transformer, the improvement claimed in claim 1, in which the transformer is a potential transformer for measuring high and very high voltages.
Claim 14
Dependent Claim
23 words
In a transformer, the improvement claimed in claim 1, in which said transformer is a current transformer for measuring currents at high voltages.
Claim 15
Dependent Claim
24 words
In a transformer, the improvement claimed in claim 1, in which said transformer is a testing transformer for producing high and very high voltages.
Claim 16
Dependent Claim
38 words
In a transformer, the improvement claimed in claim 1, in which said inner end walls consist of a non-magnetic material; the ends of said two coupling windings being connected together through ducts provided in said inner end walls.
Claim 17
Dependent Claim
37 words
In a transformer, the improvement claimed in claim 1, in which said end walls consist of a non-magnetic electrically conductive material; each coupling winding having at least one end electrically connected to its associated inner end wall.