发明名称 |
A rod core choke, an electronic ballast including the same and method of manufacturing |
摘要 |
A rod core choke, for use e.g. in an electronic ballast of a fluorescent lamp, includes: a core (4) in the form of a rod having long and narrow solid shape, a sheath (bobbin 3) of an electrically insulating material surrounding said core (4) and a wire winding (2) around the said sheath (3), whereby said sheath (3) mutually insulates said core (4) and said wire winding (2). According to a preferred embodiment of the invention, said core is in form of a rod having parallelepiped shape. |
申请公布号 |
EP1648000(A1) |
申请公布日期 |
2006.04.19 |
申请号 |
EP20040425773 |
申请日期 |
2004.10.13 |
申请人 |
PATENT-TREUHAND-GESELLSCHAFT FUER ELEKTRISCHE GLUEHLAMPEN MBH;OSRAM S.P.A. - SOCIETA' RIUNITE OSRAM EDISON CLERICI |
发明人 |
BALDO, LORENZO;MARTON, MORENO;PERIN, ROBERTO;VOLPATO, LUCA |
分类号 |
H01F17/04;H01F27/32;H01F41/12 |
主分类号 |
H01F17/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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