Three supply lead wires (5-7) are arranged in a common plane above each other when vehicle headlamp is oriented. The bottom and top supply lead wires are used to fixed first incandescent filament (3). The top and middle supply lead wires are used to arrang...

A vehicle luminaire arrangement has light source(s) and a light-transmissive cover (8) which forms an emitting surface (6). The luminaire arrangement is secured in a receptacle of the vehicle. The receptacle is an impression (10) into which the luminaire a...

The headlight has an infrared emitter, and an incandescent filament (12) arranged as a radiation source in an internal area of a lamp vessel. The filament has a filter body with a coated part having a filter layer, and an uncoated part. The parts are desig...

The electrical halogen light bulb used in automobile headlights has a wound filament [2] that has two sections having different coil pitches. The dimming section [23] has a greater pitch distance that increase the light density on the light to dark boundar...

An electronic fluorescent lamp ballast/choke is designed for a lamp's battery operation. For normal operation, an emergency lighting element has a digitally addressable control interface (DA-System) and a control output (LQ,DA-EVG) for the electronic fluor...

A discharge lamp having a light discharge volume comprises many strip electrodes (3,4) with a dielectric layer to hinder discharge and with at least some having sections (5,6) by neighboring electrodes so that individual discharges fire (7). The sections o...

The battery polarity inversion protection arrangement consists of at least one distance element (12) formed inside the battery compartment (14) near at least one contact (16) for at least one anode dome (20) of at least one battery or near an end of at lea...