Global Patent Index - EP 2175474 A3

EP 2175474 A3 20120208 - Plasma light bulb and method for making a plasma light bulb

Title (en)

Plasma light bulb and method for making a plasma light bulb

Title (de)

Plasmakolben und Verfahren zur Herstellung eines Plasmakolben

Title (fr)

Ampoule plasma et procédé de fabrication d'une ampoule plasma

Publication

EP 2175474 A3 20120208 (EN)

Application

EP 09006611 A 20090515

Priority

  • EP 08166290 A 20081009
  • EP 09006611 A 20090515

Abstract (en)

[origin: EP2175474A2] A plasma light bulb, comprising a hollow sphere (1) of a translucent material, a substance (3) within the hollow sphere, wherein the substance can be excited electromagnetically so as to form a plasma, which radiates visible light, and a stem (5) protruding from the hollow sphere, wherein the hollow sphere is tip- or tail-less, and the stem is bonded to the hollow sphere.

IPC 8 full level

H01J 61/30 (2006.01); H01J 9/26 (2006.01); H01J 9/395 (2006.01); H01J 65/04 (2006.01)

CPC (source: EP)

H01J 9/266 (2013.01); H01J 9/395 (2013.01); H01J 65/044 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA RS

DOCDB simple family (publication)

EP 2175474 A2 20100414; EP 2175474 A3 20120208

DOCDB simple family (application)

EP 09006611 A 20090515