Electrical generator or motor structure – Dynamoelectric – Linear
Patent
1977-06-13
1978-12-26
Duggan, Donovan F.
Electrical generator or motor structure
Dynamoelectric
Linear
H02K 4102
Patent
active
041318129
ABSTRACT:
In a primary member of a single-sided linear induction motor having, a frame, a core member having a plurality of coil assemblies mounted in the coil slots thereof and secured therein by means of a plurality of wedge members, each of the wedge members having an upper face directed towards a coil assembly and a lower face disposed below the core member, the coil assemblies having nose portions projecting laterally from opposite sides of the core member, a pair of side covers adapted to extend over the nose portions of the coils, each side cover member having inner and outer longitudinally extending side edges, the outer side edge of each side cover member being secured to the frame outwardly from the coil noses on opposite sides of the core a substantial distance above the lower face of the wedge members, the improvement of; a plurality of cover mounting brackets located at longitudinally spaced intervals along the length of said core, each of said cover mounting brackets comprising a main body portion and a head portion at one end of the main body portion, the head portion projecting laterally from the main body portion, the other end of the main body portion being located within a coil slot of the core and secured therein between a wedge member and a coil assembly with the head portion thereof disposed above the lower face of the wedge member and spaced below the lower face of its associated coil, the inner edges of each of said side covers being downwardly curved and notched at longitudinally spaced intervals corresponding to the longitudinal spacing of the mounting brackets so as to extend inwardly and downwardly over the laterally extending head portions of the mounting brackets on opposite sides of the main body portions to be supported by the head portion in a plane above the plane of the lower face of the wedge members.
REFERENCES:
patent: 3668444 (1972-06-01), Davey
patent: 3911828 (1975-10-01), Schwaraler
Duggan Donovan F.
Spar Aerospace Producs Ltd.
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