GB2102553B - Underground lighting system - Google Patents

Underground lighting system

Info

Publication number
GB2102553B
GB2102553B GB08113900A GB8113900A GB2102553B GB 2102553 B GB2102553 B GB 2102553B GB 08113900 A GB08113900 A GB 08113900A GB 8113900 A GB8113900 A GB 8113900A GB 2102553 B GB2102553 B GB 2102553B
Authority
GB
United Kingdom
Prior art keywords
lighting system
underground lighting
underground
lighting
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
GB08113900A
Other versions
GB2102553A (en
Inventor
Richard Ward
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.)
Joy Global Industries Ltd
Original Assignee
Dobson Park Industries 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 Dobson Park Industries Ltd filed Critical Dobson Park Industries Ltd
Priority to GB08113900A priority Critical patent/GB2102553B/en
Priority to ZA818263A priority patent/ZA818263B/en
Priority to AU78430/81A priority patent/AU7843081A/en
Publication of GB2102553A publication Critical patent/GB2102553A/en
Application granted granted Critical
Publication of GB2102553B publication Critical patent/GB2102553B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F21S9/028—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by using hydropower, e.g. using water powered turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/04—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a generator
    • F21S9/046—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a generator driven by hydropower, e.g. by water powered turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
GB08113900A 1981-05-07 1981-05-07 Underground lighting system Expired GB2102553B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB08113900A GB2102553B (en) 1981-05-07 1981-05-07 Underground lighting system
ZA818263A ZA818263B (en) 1981-05-07 1981-11-27 Underground lighting system
AU78430/81A AU7843081A (en) 1981-05-07 1981-12-10 Underground lighting system with fluid generators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08113900A GB2102553B (en) 1981-05-07 1981-05-07 Underground lighting system

Publications (2)

Publication Number Publication Date
GB2102553A GB2102553A (en) 1983-02-02
GB2102553B true GB2102553B (en) 1985-06-05

Family

ID=10521616

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08113900A Expired GB2102553B (en) 1981-05-07 1981-05-07 Underground lighting system

Country Status (3)

Country Link
AU (1) AU7843081A (en)
GB (1) GB2102553B (en)
ZA (1) ZA818263B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2230392A (en) * 1989-02-04 1990-10-17 Ruder Oscar Younge Power supply system for use in a hazardous environment
US6522039B1 (en) * 1996-12-13 2003-02-18 Illinois Tool Works Inc. Remote power source for electrostatic paint applicator

Also Published As

Publication number Publication date
ZA818263B (en) 1983-01-26
AU7843081A (en) 1982-11-11
GB2102553A (en) 1983-02-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee