Cosack White Acrylic Desk Lamp
Materials: Round chrome base & rod. Black painted folded metal slats en screws. Adjustable round & flat white acrylic lampshade. Metal E27 socket.
Height: 47 cm / 18.50”
Width: 30,5 cm / 12.00”
Base: ∅ 16 cm / 6.29”
Electricity: 1 bulb E27, 1 x 100 watt maximum, 110/220 volt.
Any type of light bulb can be used, not a specific one preferred.
Period: 1960s – Mid-Century Modern.
Designer: To be appraised.
Manufacturer:Gebrüder Cosack, Neheim-Hüsten, Germany.
Other versions: This Cosack white acrylic desk lamp was only made in one version.
The Gebrüder Cosack (Gecos) company was founded in 1848 as a metal processing plant in Neheim-Hüsten, Germany by Egon, Friedrich and Theodor Cosack. In the beginning they made liturgical items and crosses made of brass and they also produced kerosene lamps. Later the company came to the production of electric lamps. Cosack is the oldest Neheim lamp factory.
After the Second World War Cosack pursued a modern direction. A best seller were copper lighting for restaurants. The company was declared bankrupt in 1984.
Best known designers: Ursula or Gottfried Stürzenhofecker (unclear, they are both designers), K. H. Kinsky.
Acrylic: often named by its commercial name: Perspex, Plexiglas, Crylux, Acrylite, Lucite, is a thermoplastic.
The socket of this desk lamp was made by BJB. BJB is Brökelmann, Jäger and Busse, BJB GmbH & Co. KG. The BJB company was founded in 1867 and started with petroleum lighting. The company still exists. Today they produce LED lamps, terminal blocks and connectors, lamp holders for conventional lighting and switches. They are active in the whole world. BJB GmbH & Co. KG is located on Werler Strasse 1, 59755, Arnsberg, Germany.
Links (external links open in a new window)
Cosack Leuchten Leaflet 125, 1960s – with this desk lamp