JPS6131592B2 - - Google Patents

Info

Publication number
JPS6131592B2
JPS6131592B2 JP380378A JP380378A JPS6131592B2 JP S6131592 B2 JPS6131592 B2 JP S6131592B2 JP 380378 A JP380378 A JP 380378A JP 380378 A JP380378 A JP 380378A JP S6131592 B2 JPS6131592 B2 JP S6131592B2
Authority
JP
Japan
Prior art keywords
filament
bulb
center points
image
center
Prior art date
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
Application number
JP380378A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5498071A (en
Inventor
Masao Nagai
Aryoshi Ishizaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP380378A priority Critical patent/JPS5498071A/ja
Publication of JPS5498071A publication Critical patent/JPS5498071A/ja
Publication of JPS6131592B2 publication Critical patent/JPS6131592B2/ja
Granted legal-status Critical Current

Links

JP380378A 1978-01-18 1978-01-18 Incandescent lamp Granted JPS5498071A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP380378A JPS5498071A (en) 1978-01-18 1978-01-18 Incandescent lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP380378A JPS5498071A (en) 1978-01-18 1978-01-18 Incandescent lamp

Publications (2)

Publication Number Publication Date
JPS5498071A JPS5498071A (en) 1979-08-02
JPS6131592B2 true JPS6131592B2 (enExample) 1986-07-21

Family

ID=11567345

Family Applications (1)

Application Number Title Priority Date Filing Date
JP380378A Granted JPS5498071A (en) 1978-01-18 1978-01-18 Incandescent lamp

Country Status (1)

Country Link
JP (1) JPS5498071A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07178599A (ja) * 1993-12-22 1995-07-18 S T Japan:Kk 小型プレス装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07178599A (ja) * 1993-12-22 1995-07-18 S T Japan:Kk 小型プレス装置

Also Published As

Publication number Publication date
JPS5498071A (en) 1979-08-02

Similar Documents

Publication Publication Date Title
US4663557A (en) Optical coatings for high temperature applications
JP2925700B2 (ja) 低圧化学蒸着法によって光学干渉被膜で被覆されたガラス反射体
JPS59853A (ja) 透過ヒ−トミラ−を備えた白熱光源
US4965485A (en) Halogen lamp envelope with roughened surface area and optical film
JP2005505909A5 (enExample)
GB2103830A (en) Optical tantalum pentoxide coatings for high temperature applications
US4287231A (en) Method of spray-reflectorizing electric lamp envelopes
US5719468A (en) Incandescent lamp
US3932780A (en) Electric lamp having an envelope with a specular light-reflective coating of oriented aluminum particles
JPS6131592B2 (enExample)
JP2004170877A (ja) 反射体及びその製造方法
JPS6131593B2 (enExample)
GB2059153A (en) Filaments for incandescent lamps
US6471376B1 (en) Increased life reflector lamps
JP3506949B2 (ja) 薄膜の製造方法、薄膜が形成された回転楕円体、及びこれを用いた電球と薄膜形成装置。
JP3915310B2 (ja) ハロゲン電球、反射鏡付き電球および照明器具
US4249101A (en) Incandescent lamp with infrared reflecting-visible energy transmitting coating and misaligned filament
US4714857A (en) Infrared reflective lamp with envelope having straight sections
JP3565828B2 (ja) 管球およびその製造方法
JPS5823161A (ja) 白熱電球
JPS62240903A (ja) 多層膜反射鏡
JPH0261094B2 (enExample)
JPS5834680Y2 (ja) 白熱電球
JPH0464141B2 (enExample)
JPH0582107A (ja) ダイクロイツクミラー付ハロゲン電球