SU494562A1 - Explosion proof lamp - Google Patents

Explosion proof lamp

Info

Publication number
SU494562A1
SU494562A1 SU2012748A SU2012748A SU494562A1 SU 494562 A1 SU494562 A1 SU 494562A1 SU 2012748 A SU2012748 A SU 2012748A SU 2012748 A SU2012748 A SU 2012748A SU 494562 A1 SU494562 A1 SU 494562A1
Authority
SU
USSR - Soviet Union
Prior art keywords
explosion proof
proof lamp
lamp
explosion
luminaire
Prior art date
Application number
SU2012748A
Other languages
Russian (ru)
Inventor
Александр Васильевич Гунчев
Вера Федоровна Ефимкина
Евгений Георгиевич Корчак
Original Assignee
Предприятие П/Я М-6002
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 Предприятие П/Я М-6002 filed Critical Предприятие П/Я М-6002
Priority to SU2012748A priority Critical patent/SU494562A1/en
Application granted granted Critical
Publication of SU494562A1 publication Critical patent/SU494562A1/en

Links

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Description

стекло, уплотн ющую прокладку, герметичную коробку дл  ввода проводов и размещени  реле, отключающего светильник от электросети при снижении давлени  воздуха ниже допустимого значени , отличающийс  тем, что, с целью улучшени  теплового режима светильника при одновременном исключении проникновени  взрывоопасной смеси изglass, sealing gasket, hermetic box for inserting wires and placing a relay that disconnects the luminaire from the mains when the air pressure drops below the permissible value, characterized in that

окружающей среды в полость светильника, отражатель имеет по периметру выходного отверсти  П-образную обечайку, на нижней полке которой установлены упоры, на которые под воздействием избыточного давлени  опираетс  защитное стекло, и, по крайней мере, три пружины, прижимающие защитное стекло к уплотн ющей прокладке.environment into the luminaire cavity, the reflector has a U-shaped shell around the perimeter of the outlet, on the lower shelf of which there are stops, on which a protective glass rests under the influence of excessive pressure, and at least three springs that press the protective glass .

Риг. 2 аRig. 2 a

ИзелIsel

SU2012748A 1974-04-05 1974-04-05 Explosion proof lamp SU494562A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2012748A SU494562A1 (en) 1974-04-05 1974-04-05 Explosion proof lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2012748A SU494562A1 (en) 1974-04-05 1974-04-05 Explosion proof lamp

Publications (1)

Publication Number Publication Date
SU494562A1 true SU494562A1 (en) 1975-12-05

Family

ID=20580955

Family Applications (1)

Application Number Title Priority Date Filing Date
SU2012748A SU494562A1 (en) 1974-04-05 1974-04-05 Explosion proof lamp

Country Status (1)

Country Link
SU (1) SU494562A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937717A (en) * 1988-06-09 1990-06-26 Betzvog Jr John M Lighting system for hazardous areas

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937717A (en) * 1988-06-09 1990-06-26 Betzvog Jr John M Lighting system for hazardous areas

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