摘要 |
a) Incandescent halogen lamp. b) It consists: - of a glass bowl (2) having a high melting point, hermetically sealed by at least one constriction (pinch), one of the current inputs consists of a simple coil segment (19), in which a sheath-shaped cavity is formed, the part of which inserted into the constriction (5) is free of quartz glass and forms a purging channel. c) Lighting. <IMAGE> |