发明名称 |
UNA LAMPARA DE DESCARGA EN VAPOR DE SODIO, DE ALTA PRESION. |
摘要 |
<p>1330958 Discharge lamps PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES Ltd 21 April 1971 [24 April 1970] 10469/71 Heading H1D A high pressure sodium vapour discharge lamp consists of a discharge tube 1 of densely sintered aluminium oxide and an outer envelope 4, the space between the tube and the envelope being filled with an inert gas at a pressure exceeding 200 Torr. The inert gas may be a rare gas e.g. argon at 700 torr or nitrogen and the envelope 4 may be quartz. Members 7 and 15 act as connecting wires and centring devices for the discharge tube. The lamp is preferably operated so that W/A # 22, where W is the power in watts and A is the inner surface area of the discharge tube in sq. cm.</p> |
申请公布号 |
ES203615(Y) |
申请公布日期 |
1976.05.16 |
申请号 |
ES19710203615U |
申请日期 |
1971.04.22 |
申请人 |
N. V. PHILIPS'GLOEILAMPENFABRIEKEN |
发明人 |
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分类号 |
H01J61/12;G03B15/05;H01J5/50;H01J61/34;H01J61/88;H05B41/34;(IPC1-7):01J/ |
主分类号 |
H01J61/12 |
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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