IT986893B - Perfezionamento nelle lampade scialitiche - Google Patents

Perfezionamento nelle lampade scialitiche

Info

Publication number
IT986893B
IT986893B IT55063/72A IT5506372A IT986893B IT 986893 B IT986893 B IT 986893B IT 55063/72 A IT55063/72 A IT 55063/72A IT 5506372 A IT5506372 A IT 5506372A IT 986893 B IT986893 B IT 986893B
Authority
IT
Italy
Prior art keywords
scialytic
lamps
improvement
scialytic lamps
Prior art date
Application number
IT55063/72A
Other languages
English (en)
Italian (it)
Original Assignee
Howorth Air Conditioning 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 Howorth Air Conditioning Ltd filed Critical Howorth Air Conditioning Ltd
Application granted granted Critical
Publication of IT986893B publication Critical patent/IT986893B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • 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
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
    • F21V29/677—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans the fans being used for discharging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/20—Lighting for medical use
    • F21W2131/205—Lighting for medical use for operating theatres

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
IT55063/72A 1971-12-15 1972-12-27 Perfezionamento nelle lampade scialitiche IT986893B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5815271 1971-12-15

Publications (1)

Publication Number Publication Date
IT986893B true IT986893B (it) 1975-01-30

Family

ID=10480885

Family Applications (1)

Application Number Title Priority Date Filing Date
IT55063/72A IT986893B (it) 1971-12-15 1972-12-27 Perfezionamento nelle lampade scialitiche

Country Status (5)

Country Link
CH (1) CH560865A5 (de)
DE (1) DE2261059A1 (de)
FR (1) FR2163772B1 (de)
GB (1) GB1355826A (de)
IT (1) IT986893B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111928168A (zh) * 2020-09-08 2020-11-13 峰霸(深圳)企业管理有限公司 一种低温升无影灯及其降温方法

Also Published As

Publication number Publication date
CH560865A5 (de) 1975-04-15
FR2163772B1 (de) 1977-02-04
GB1355826A (en) 1974-06-05
FR2163772A1 (de) 1973-07-27
DE2261059A1 (de) 1973-06-20

Similar Documents

Publication Publication Date Title
BE784821A (fr) Schenkplug
BR7201330D0 (pt) Aperfeicoamento em luminaria
CH541140A (de) Beleuchtungsanordnung
IT948724B (it) Perfezionamento nelle bitte
BR7201329D0 (pt) Aperfeicoamento em luminaria
BE786748A (fr) 1-aminomethyl-indanes-n-substitues
BE788540R (fr) Lampes
FI54714B (fi) Faergloes faergbildare foer anvaendning i tryckkaensliga kopieringssystem
BE779891A (fr) Balai laveur-essoreur
BE771531A (fr) Aerosolklep en sproeikop
BE780088A (fr) Cirkelhooier
FI55980C (fi) Kopieringsapparat
BR7206330D0 (pt) Aperfeicoamentos em isqueiros
FI55215B (fi) Tvaett- och rengoeringsmedel innehaollande stoedmaterial
BE784828A (fr) Antihalolagen in fotografisch materiaal
BE788341A (fr) Maaimachine
IT971881B (it) Poliazocoloranti
FI56091C (fi) Mobilradioanlaeggning
IT954456B (it) Perfezionamento nelle protesi
IT986893B (it) Perfezionamento nelle lampade scialitiche
DK135885C (da) Plastpalle
SE381076B (sv) Taklucka
IT944991B (it) Perfezionamento nelle livelle
FI55765C (fi) Kosmetisk vaerdefulla i hudvaordsmedel anvaenda pyrrolidonkarboxylsyraalkylestrar
ATA505972A (de) Schneefrase