JPH0540093Y2 - - Google Patents

Info

Publication number
JPH0540093Y2
JPH0540093Y2 JP1988070408U JP7040888U JPH0540093Y2 JP H0540093 Y2 JPH0540093 Y2 JP H0540093Y2 JP 1988070408 U JP1988070408 U JP 1988070408U JP 7040888 U JP7040888 U JP 7040888U JP H0540093 Y2 JPH0540093 Y2 JP H0540093Y2
Authority
JP
Japan
Prior art keywords
point
circuit
light emitting
output
emitting diode
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 - Lifetime
Application number
JP1988070408U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01180518U (en, 2012
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 JP1988070408U priority Critical patent/JPH0540093Y2/ja
Priority to US07/282,480 priority patent/US4904998A/en
Publication of JPH01180518U publication Critical patent/JPH01180518U/ja
Application granted granted Critical
Publication of JPH0540093Y2 publication Critical patent/JPH0540093Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
    • E01F9/553—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members
    • E01F9/559—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members illuminated

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Signs Or Road Markings (AREA)
  • Traffic Control Systems (AREA)
JP1988070408U 1988-05-30 1988-05-30 Expired - Lifetime JPH0540093Y2 (en, 2012)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988070408U JPH0540093Y2 (en, 2012) 1988-05-30 1988-05-30
US07/282,480 US4904998A (en) 1988-05-30 1988-12-09 Lighting peg with variable pulsation rate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988070408U JPH0540093Y2 (en, 2012) 1988-05-30 1988-05-30

Publications (2)

Publication Number Publication Date
JPH01180518U JPH01180518U (en, 2012) 1989-12-26
JPH0540093Y2 true JPH0540093Y2 (en, 2012) 1993-10-12

Family

ID=13430613

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988070408U Expired - Lifetime JPH0540093Y2 (en, 2012) 1988-05-30 1988-05-30

Country Status (2)

Country Link
US (1) US4904998A (en, 2012)
JP (1) JPH0540093Y2 (en, 2012)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5313187A (en) * 1989-10-11 1994-05-17 Bell Sports, Inc. Battery-powered flashing superluminescent light emitting diode safety warning light
US5412381A (en) * 1992-07-08 1995-05-02 Astucia-Sociedade De Desenvolvimiento De Patentes, Lda Signalling means
US5357409A (en) * 1993-03-12 1994-10-18 Glatt Terry L Illuminated safety helmet
US5534733A (en) * 1993-06-25 1996-07-09 Meg Trans Corp. Digital dimming and flashing circuit for locomotive ditch lights
US5453729A (en) * 1993-07-28 1995-09-26 Chu; Chiu-Tsai Solar warning light
US5446345A (en) * 1993-10-13 1995-08-29 Visibility Systems Connecticut Limited Partnership Miniature portable flasher light
US6459218B2 (en) * 1994-07-13 2002-10-01 Auckland Uniservices Limited Inductively powered lamp unit
US5602526A (en) * 1994-11-21 1997-02-11 Read; Robert M. Vehicle open door warning system
CA2153819A1 (en) * 1995-07-13 1997-01-14 Murray Bruce Corless Road marker
US5654705A (en) * 1996-09-06 1997-08-05 Houten; Ronald Van Apparatus for prompting pedestrians
US20030080281A1 (en) * 2001-10-30 2003-05-01 Tai-Her Yang Light activated optically controlled display unit
US20040175232A1 (en) * 2003-03-07 2004-09-09 Hunter Charles Eric Emissive highway markers
US7049575B2 (en) * 2003-09-09 2006-05-23 Apple Computer Inc. System for sensing ambient light having ambient stability probability
US7688222B2 (en) * 2003-09-18 2010-03-30 Spot Devices, Inc. Methods, systems and devices related to road mounted indicators for providing visual indications to approaching traffic
US20050199282A1 (en) * 2004-03-11 2005-09-15 Oleinick Energy, Llc Photovoltaic-embedded surface
WO2006011064A1 (en) * 2004-07-23 2006-02-02 Stuart John Hume Stud for roads
ES2246719B1 (es) * 2004-08-09 2007-04-16 Jose Manuel Ruiz Aguirre Sistema de aviso del paso de vehiculos.
US8231240B1 (en) * 2007-12-12 2012-07-31 Txl Group, Inc. Surface lighting devices having a thermoelectric power source
GB2478560B (en) * 2010-03-09 2012-10-31 Clearview Traffic Group Ltd Improved road studs
US10577763B2 (en) 2017-04-25 2020-03-03 MZC Foundation, Inc. Apparatus, system, and method for smart roadway stud control and signaling
EP3833818B1 (en) 2018-08-06 2024-09-04 Solar Hardscapes LLC Landscape pavers for ground installation of photovoltaic panels and landscape paver installations
KR20220120632A (ko) * 2020-01-14 2022-08-30 모하마드 파와즈 아브라쉬 고속도로 및 도로 조명

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5239915A (en) * 1975-09-26 1977-03-28 Kyokado Eng Co Method of solidifying poor subsoil
US4290047A (en) * 1976-03-23 1981-09-15 Latta Jr John S Light detection, signaling and speed measurement system
JPS6168113A (ja) * 1984-09-08 1986-04-08 Nippon Oil Eng Kk 気体洗浄方法及び装置
JPS61152013A (ja) * 1984-12-26 1986-07-10 Hitachi Ltd オフセツト制御システム

Also Published As

Publication number Publication date
JPH01180518U (en, 2012) 1989-12-26
US4904998A (en) 1990-02-27

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