JPH0459166U - - Google Patents

Info

Publication number
JPH0459166U
JPH0459166U JP1990100632U JP10063290U JPH0459166U JP H0459166 U JPH0459166 U JP H0459166U JP 1990100632 U JP1990100632 U JP 1990100632U JP 10063290 U JP10063290 U JP 10063290U JP H0459166 U JPH0459166 U JP H0459166U
Authority
JP
Japan
Prior art keywords
cover lens
optical axis
led chip
led bulb
led
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.)
Granted
Application number
JP1990100632U
Other languages
Japanese (ja)
Other versions
JPH071805Y2 (en
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 filed Critical
Priority to JP1990100632U priority Critical patent/JPH071805Y2/en
Publication of JPH0459166U publication Critical patent/JPH0459166U/ja
Application granted granted Critical
Publication of JPH071805Y2 publication Critical patent/JPH071805Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の具体的一実施例の縦断面図、
第２図はその指向特性図、第３図は従来のＬＥＤ
球カバーレンズの縦断面図、第４図は第３図の指
向特性図である。 １……ＬＥＤチツプ、２……ＬＥＤ球カバーレ
ンズ、Ｃ……光軸、３１，３２，３３，３４，３
５，３６，３７，３８……傾斜内面、４１，４２
，４３，４４，４５，４６，４７，４８……縦溝
。 FIG. 1 is a longitudinal sectional view of a specific embodiment of the present invention.
Figure 2 is its directional characteristic diagram, Figure 3 is the conventional LED.
FIG. 4, which is a vertical cross-sectional view of the spherical cover lens, is a directional characteristic diagram of FIG. 3. 1... LED chip, 2... LED bulb cover lens, C... optical axis, 3 1 , 3 2 , 3 3 , 3 4 , 3
5 , 3 6 , 3 7 , 3 8 ... Inclined inner surface, 4 1 , 4 2
 , 4 3 , 4 4 , 4 5 , 4 6 , 4 7 , 4 8 ... vertical groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＬＥＤチツプの投光側を覆うＬＥＤ球カバーレ
ンズにおいて、ＬＥＤ球カバーレンズの内面大径
側から中心に向けて、光軸に対してＬＥＤチツプ
から離れるにしたがつて光軸側に倒れる複数段の
傾斜内面を形成し、前記傾斜内面に光軸方向の縦
溝を全面にわたり刻設したことを特徴とするＬＥ
Ｄ球カバーレンズの内面形状。 In the LED bulb cover lens that covers the light emitting side of the LED chip, a plurality of steps are formed from the inner surface of the LED bulb cover lens toward the center, tilting toward the optical axis as the distance from the LED chip increases. LE characterized in that an inclined inner surface is formed, and a vertical groove in the optical axis direction is carved over the entire surface of the inclined inner surface.
Inner shape of D sphere cover lens.
JP1990100632U 1990-09-25 1990-09-25 Inner surface shape of LED bulb cover lens Expired - Lifetime JPH071805Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990100632U JPH071805Y2 (en) 1990-09-25 1990-09-25 Inner surface shape of LED bulb cover lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990100632U JPH071805Y2 (en) 1990-09-25 1990-09-25 Inner surface shape of LED bulb cover lens

Publications (2)

Publication Number Publication Date
JPH0459166U true JPH0459166U (en) 1992-05-21
JPH071805Y2 JPH071805Y2 (en) 1995-01-18

Family

ID=31843418

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990100632U Expired - Lifetime JPH071805Y2 (en) 1990-09-25 1990-09-25 Inner surface shape of LED bulb cover lens

Country Status (1)

Country Link
JP (1) JPH071805Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003016818A (en) * 2001-06-29 2003-01-17 Hochiki Corp Indicating lamp for disaster prevention equipment
WO2013140693A1 (en) * 2012-03-23 2013-09-26 株式会社 東芝 Flat lamp device
JP2017199690A (en) * 2017-07-24 2017-11-02 能美防災株式会社 Pilot lamp

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE545510T1 (en) 2008-12-25 2012-03-15 Brother Ind Ltd TAPE PRINTER
WO2010113365A1 (en) 2009-03-31 2010-10-07 ブラザー工業株式会社 Tape cassette
CN104494319B (en) 2009-03-31 2017-04-12 兄弟工业株式会社 Tape cassette and tape printer
EP2414169B1 (en) 2009-03-31 2013-09-04 Brother Kogyo Kabushiki Kaisha Tape cassette
EP2415610B1 (en) 2009-03-31 2019-07-03 Brother Kogyo Kabushiki Kaisha Tape cassette
JP5136503B2 (en) 2009-03-31 2013-02-06 ブラザー工業株式会社 Tape cassette
JP5093265B2 (en) 2010-02-26 2012-12-12 ブラザー工業株式会社 Tape cassette
DE102011015405A1 (en) * 2011-03-29 2012-10-04 Osram Opto Semiconductors Gmbh Optical element and radiation-emitting device with such an optical element

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003016818A (en) * 2001-06-29 2003-01-17 Hochiki Corp Indicating lamp for disaster prevention equipment
JP4535360B2 (en) * 2001-06-29 2010-09-01 ホーチキ株式会社 Indicator light for disaster prevention equipment
WO2013140693A1 (en) * 2012-03-23 2013-09-26 株式会社 東芝 Flat lamp device
JP2017199690A (en) * 2017-07-24 2017-11-02 能美防災株式会社 Pilot lamp

Also Published As

Publication number Publication date
JPH071805Y2 (en) 1995-01-18

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Legal Events

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EXPY Cancellation because of completion of term