IT1107874B - LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP - Google Patents

LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP

Info

Publication number
IT1107874B
IT1107874B IT68131/78A IT6813178A IT1107874B IT 1107874 B IT1107874 B IT 1107874B IT 68131/78 A IT68131/78 A IT 68131/78A IT 6813178 A IT6813178 A IT 6813178A IT 1107874 B IT1107874 B IT 1107874B
Authority
IT
Italy
Prior art keywords
low pressure
discharge lamp
pressure mercury
mercury vapor
vapor discharge
Prior art date
Application number
IT68131/78A
Other languages
Italian (it)
Other versions
IT7868131A0 (en
Original Assignee
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
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 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh filed Critical Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
Publication of IT7868131A0 publication Critical patent/IT7868131A0/en
Application granted granted Critical
Publication of IT1107874B publication Critical patent/IT1107874B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
    • B60R25/02—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism
    • B60R25/022—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism operating on the steering wheel, e.g. bars locked to the steering wheel rim
    • B60R25/0221—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism operating on the steering wheel, e.g. bars locked to the steering wheel rim restraining means joining the steering wheel with another part of the car, e.g. pedals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Discharge Lamp (AREA)
IT68131/78A 1977-05-18 1978-05-17 LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP IT1107874B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2722694A DE2722694C2 (en) 1977-05-18 1977-05-18 Mercury vapor low pressure discharge lamp

Publications (2)

Publication Number Publication Date
IT7868131A0 IT7868131A0 (en) 1978-05-17
IT1107874B true IT1107874B (en) 1985-12-02

Family

ID=6009399

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68131/78A IT1107874B (en) 1977-05-18 1978-05-17 LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP

Country Status (4)

Country Link
DE (1) DE2722694C2 (en)
FR (1) FR2391558A1 (en)
GB (1) GB1594683A (en)
IT (1) IT1107874B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7811351A (en) * 1978-11-17 1980-05-20 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP.
NL185639C (en) * 1980-10-29 1990-06-01 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP.
DE3305625A1 (en) * 1983-02-18 1984-08-23 Ceag Licht- Und Stromversorgungstechnik Gmbh, 4770 Soest Method for operating a fluorescent lamp
DE102005035191A1 (en) 2005-07-27 2007-02-01 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Low-pressure gas discharge lamp with new gas filling
US7800291B2 (en) 2007-05-09 2010-09-21 General Electric Company Low wattage fluorescent lamp

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE496584A (en) * 1949-06-29
US3373303A (en) * 1965-04-29 1968-03-12 Westinghouse Electric Corp Amalgam-containing fluorescent lamp with integral starting aid
CA971214A (en) * 1971-11-12 1975-07-15 Matsushita Electronics Corporation Fluorescent tube for lamp

Also Published As

Publication number Publication date
DE2722694A1 (en) 1978-11-30
FR2391558B1 (en) 1983-04-29
DE2722694C2 (en) 1985-01-10
IT7868131A0 (en) 1978-05-17
FR2391558A1 (en) 1978-12-15
GB1594683A (en) 1981-08-05

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