US 7,394,340 B2
Electromagnetic device, high-voltage generating device, and method for making the electromagnetic device
Hidenori Kakehashi, Takatsuki (Japan); Takashi Kanbara, Moriguchi (Japan); Toru Fujiwara, Akashi (Japan); Kenichi Takamatsu, Niigata (Japan); Tomoyuki Nakano, Sakai (Japan); Kazuhiko Kinutant, Niigata (Japan); Takaaki Chuzawa, Hirakata (Japan); Masaki Satou, Niigata (Japan); and Takao Miyai, Hirakata (Japan)
Assigned to Matsushita Electric Works, Ltd., Osaka (Japan)
Filed on Oct. 11, 2006, as Appl. No. 11/548,353.
Application 11/548353 is a continuation of application No. 10/129105, granted, now 7,142,082, previously published as PCT/JP01/08022, filed on Sep. 14, 2001.
Claims priority of application No. 2000-280666 (JP), filed on Sep. 14, 2000; and application No. 2001-012224 (JP), filed on Jan. 19, 2001.
Prior Publication US 2007/0132535 A1, Jun. 14, 2007
Int. Cl. H01F 27/28 (2006.01); H01F 27/34 (2006.01)
U.S. Cl. 336—180  [336/181; 336/182; 29/605] 4 Claims
OG exemplary drawing
 
1. An electromagnetic device comprising:
a magnetic core having a curved side and a flat rectangular wire conductor being wound in an edge-wise winding form directly contacting the curved side of the magnetic core, wherein the magnetic core has a bottomed hole provided in each end thereof and the hole being tapered.