IT1260284B - Lampada di illuminazione a resistenza a durata multipla - Google Patents

Lampada di illuminazione a resistenza a durata multipla

Info

Publication number
IT1260284B
IT1260284B ITUD920174A ITUD920174A IT1260284B IT 1260284 B IT1260284 B IT 1260284B IT UD920174 A ITUD920174 A IT UD920174A IT UD920174 A ITUD920174 A IT UD920174A IT 1260284 B IT1260284 B IT 1260284B
Authority
IT
Italy
Prior art keywords
lighting lamp
multiple life
life resistance
resistance lighting
resistance
Prior art date
Application number
ITUD920174A
Other languages
English (en)
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 ITUD920174A priority Critical patent/IT1260284B/it
Publication of ITUD920174A0 publication Critical patent/ITUD920174A0/it
Publication of ITUD920174A1 publication Critical patent/ITUD920174A1/it
Application granted granted Critical
Publication of IT1260284B publication Critical patent/IT1260284B/it

Links

Landscapes

  • Resistance Heating (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

Lampada del tipo a bulbo vetroso (6, 61, 62, 63, 64, ... ) con resistenza di illuminazione ad incandescenza, caratterizzata dal fatto di avere:? più filamenti di resistenza ad incandescenza separati adiacenti (2-20-21-22-23/ 3-30-31-32- 33);? una presa di corrente (1) integrata a detta lampada dotata di deviatore (11-12-13) in grado di fornire corrente ad un detto filamento (20) od all'altro (30).(FIG. 1)
ITUD920174A 1992-11-30 1992-11-30 Lampada di illuminazione a resistenza a durata multipla IT1260284B (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITUD920174A IT1260284B (it) 1992-11-30 1992-11-30 Lampada di illuminazione a resistenza a durata multipla

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUD920174A IT1260284B (it) 1992-11-30 1992-11-30 Lampada di illuminazione a resistenza a durata multipla

Publications (3)

Publication Number Publication Date
ITUD920174A0 ITUD920174A0 (it) 1992-11-30
ITUD920174A1 ITUD920174A1 (it) 1994-05-30
IT1260284B true IT1260284B (it) 1996-04-03

Family

ID=11421178

Family Applications (1)

Application Number Title Priority Date Filing Date
ITUD920174A IT1260284B (it) 1992-11-30 1992-11-30 Lampada di illuminazione a resistenza a durata multipla

Country Status (1)

Country Link
IT (1) IT1260284B (it)

Also Published As

Publication number Publication date
ITUD920174A1 (it) 1994-05-30
ITUD920174A0 (it) 1992-11-30

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951027