FR787874A - Safety device for electronic lamps cooled by water circulation - Google Patents

Safety device for electronic lamps cooled by water circulation

Info

Publication number
FR787874A
FR787874A FR787874DA FR787874A FR 787874 A FR787874 A FR 787874A FR 787874D A FR787874D A FR 787874DA FR 787874 A FR787874 A FR 787874A
Authority
FR
France
Prior art keywords
cooled
safety device
water circulation
electronic lamps
lamps
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
Other languages
French (fr)
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.)
Societe Francaise Radio Electrique
Original Assignee
Societe Francaise Radio Electrique
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 Societe Francaise Radio Electrique filed Critical Societe Francaise Radio Electrique
Application granted granted Critical
Publication of FR787874A publication Critical patent/FR787874A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/24—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
FR787874D 1934-06-26 1934-06-26 Safety device for electronic lamps cooled by water circulation Expired FR787874A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR787874T 1934-06-26

Publications (1)

Publication Number Publication Date
FR787874A true FR787874A (en) 1935-09-30

Family

ID=9219190

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787874D Expired FR787874A (en) 1934-06-26 1934-06-26 Safety device for electronic lamps cooled by water circulation

Country Status (1)

Country Link
FR (1) FR787874A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040702B (en) * 1957-04-23 1958-10-09 Siemens Ag Cooling pot for transmission and high-frequency device tubes with evaporative cooling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040702B (en) * 1957-04-23 1958-10-09 Siemens Ag Cooling pot for transmission and high-frequency device tubes with evaporative cooling

Similar Documents

Publication Publication Date Title
FR787874A (en) Safety device for electronic lamps cooled by water circulation
FR778246A (en) Device for improving vehicle stability
FR814867A (en) Additional device for quartz lamps
FR800338A (en) Anti-kickback device for skis
FR772684A (en) Device for sewage treatment
FR617047A (en) Radiator for water cooling
FR795921A (en) Device for uniform illumination of surfaces
FR765564A (en) Advanced device for adjusting the efficiency of wing radiators
FR793848A (en) Coupling device for liftable electric lights
FR767375A (en) Advanced device for casting ingots
FR777527A (en) Safety device for faucets
FR788369A (en) Device for sewage treatment
FR46136E (en) Signaling device to regulate the movement of vehicles
FR805115A (en) electrolysers for water
FR765460A (en) Signaling device to regulate the movement of vehicles
FR762992A (en) Apparatus for producing radioactive water
FR810302A (en) Expansion device for water heaters
FR783001A (en) Anti-theft device for electric lamps
FR751544A (en) Lighting device for crossing vehicles
FR800667A (en) Device for water games
FR766128A (en) Sludge evacuation device for boilers
FR789418A (en) Lighting device for cycles
FR794476A (en) Condenser device for lighting cinematographic films
FR804268A (en) Device for metal extrusion
FR44802E (en) Lighting device for bicycle