Incandescent lamp
AssigneeToshiba Lighting & Technology Corporation
InventorsHiroaki Kanagawa, Atsushi Ogawa
Life of this patent
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Abstract
According to one embodiment, an incandescent lamp includes: a bulb; a pair of lead sections that have respectively a holding section including nickel or molybdenum as a main component and an introduction section that is joined to one end portion of the holding section and is formed of Dumet wire; a filament section that is held between end portions of a pair of holding sections opposite to a side on which the introduction sections are joined inside the bulb; a fixing member that holds a pair of introduction sections inside the bulb; and a sealing section that seals one end portion of the bulb and holds the pair of introduction sections.
Claims15
An incandescent lamp comprising:
- a bulb;
- a pair of lead sections that have respectively a holding section and an introduction section that is joined to one end portion of the holding section and is formed of Dumet wire, the holding section including molybdenum as a main component;
- a filament section that is held between end portions of a pair of holding sections opposite to a side on which the introduction sections are joined inside the bulb;
- a fixing member that holds a pair of introduction sections inside the bulb;
- and
- a sealing section that seals one end portion of the bulb and holds the pair of introduction sections.
An incandescent lamp comprising:
- a bulb;
- a pair of lead sections that have respectively a holding section including molybdenum as a main component and an introduction section that is joined to one end portion of the holding section and is formed of Dumet wire;
- a filament section that is held between end portions of a pair of holding sections opposite to a side on which the introduction sections are joined inside the bulb;
- and
- a sealing section that seals one end portion of the bulb and holds the pair of introduction sections,
- wherein a cross sectional dimension of the holding section is shorter than that of the introduction section.
Dependencies are inferred from the claim text.