1970s Cosack Arc Floor Lamp
Materials: Chrome half round globe base, cast iron counterweight inside. Chrome rod and parts. Clear acrylic ornamental adjustment screw. Chrome globe lampshade, white painted inside. Galvanised metal E27 socket.
Height: 181 cm / 71.25”
Width: 120 cm / 47.24”
Electricity: 1 bulb E27, 1 x 70 watt maximum, 110/220 volt.
Any type of light bulb can be used, not a specific one preferred.
Period: 1970s – Mid-Century Modern.
Designer: Gottfried or Ursula Stürzenhofecker in 1972.
Manufacturer: Gebrüder Cosack, Neheim-Hüsten, Germany.
Other versions: This 1970s Cosack arc floor lamp exists in several colours: yellow, ochre, white, and so on. Made with a chrome or clear acrylic ornamental adjustment screw, as you can see below.
Also produced as a floor lamp with 2 globes opposite to each other. Desk lamps were also produced, the lampshades are smaller than this one. They exists with one or two lampshades. An orange desk lamp can be found here.
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.
The D-661 switch, a design by Achille Castiglioni from 1968, was made by the VLM Components company from Buccinasco, near Milan in Italy. Today VLM Components is owned By Relco. It is one of the biggest suppliers of switches, cords and plugs in Europe. VLM Components became famous because of the switches they produce that were designed by Achille Castiglioni.