Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1988-05-20
1990-04-17
Hail, III, Joseph J.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 4BE, 242 715, H01F 4106
Patent
active
049173189
ABSTRACT:
A winding apparatus for fabricating a multifilar low voltage winding for a toroidal transformer is disclosed. The apparatus uses a wire storage magazine 18 and a wire winding shuttle 20 which rotate about a semitoroidal winding mandrel 38 to wind a multifilar low voltage winding 48 on the winding mandrel having a greater radial depth of turns at the radially inward leg of the winding than at the radially outward leg of the winding. The multifilar winding can be wound with a group of conductors in a single pass over the winding mandrel, or wound one conductor at a time using multiple passes over the winding mandrel, or wound using multiple passes over the winding mandrel with some intermediate number of conductors being wound during each pass.
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Hamkins Clark J.
Richerson James D.
Schlake Randall L.
Hail III Joseph J.
Kuhlman Corporation
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