JPS6247169Y2 - - Google Patents

Info

Publication number

JPS6247169Y2

JPS6247169Y2 JP1981021680U JP2168081U JPS6247169Y2 JP S6247169 Y2 JPS6247169 Y2 JP S6247169Y2 JP 1981021680 U JP1981021680 U JP 1981021680U JP 2168081 U JP2168081 U JP 2168081U JP S6247169 Y2 JPS6247169 Y2 JP S6247169Y2

Authority

JP

Japan

Prior art keywords

fluorescent lamp

housing case

ballast

curved

ventilation holes

Prior art date

1981-02-18

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

• Espacenet
• Global Dossier
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• 238000009423 ventilation Methods 0.000 claims description 19
• 230000002093 peripheral effect Effects 0.000 claims description 5
• 239000003381 stabilizer Substances 0.000 claims description 2
• 230000007423 decrease Effects 0.000 description 6
• QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4
• 229910000497 Amalgam Inorganic materials 0.000 description 3
• 238000005452 bending Methods 0.000 description 3
• 230000000694 effects Effects 0.000 description 3
• 239000000463 material Substances 0.000 description 2
• 229910052753 mercury Inorganic materials 0.000 description 2
• 238000010586 diagram Methods 0.000 description 1
• 238000002474 experimental method Methods 0.000 description 1
• 239000011521 glass Substances 0.000 description 1
• 238000000465 moulding Methods 0.000 description 1
• 230000003287 optical effect Effects 0.000 description 1
• 229920005668 polycarbonate resin Polymers 0.000 description 1
• 239000004431 polycarbonate resin Substances 0.000 description 1
• 229920005989 resin Polymers 0.000 description 1
• 239000011347 resin Substances 0.000 description 1
• 229920003002 synthetic resin Polymers 0.000 description 1
• 239000000057 synthetic resin Substances 0.000 description 1