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(Die Seite wurde neu angelegt: „alt=Picture of the follow-up model of the first Constructa fully automatic wasching machine in the BSH wiki|thumb|The follow-up model of the first Constructa fully automatic wasching machine, 1950s. (Source: BSH Corporate Archives) Engineering company Peter Pfenningsberg GmbH from Düsseldorf launched Germany's first fully automatic washing machine on the market in 1951. The machine was stil…“) |
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The drum was produced from stainless Nirosta sheeting and designed so as to change direction of rotation every 15 minutes during a washing and rinsing cycle with 48 revolutions per minute. Because of the speed, a concrete base and four stone bolts were needed to anchor the fully automatic washing machine to the floor.<ref>BSH Corporate Archives, no signature, Constructa Document Folder, General Collection 1951-1958.</ref> | The drum was produced from stainless Nirosta sheeting and designed so as to change direction of rotation every 15 minutes during a washing and rinsing cycle with 48 revolutions per minute. Because of the speed, a concrete base and four stone bolts were needed to anchor the fully automatic washing machine to the floor.<ref>BSH Corporate Archives, no signature, Constructa Document Folder, General Collection 1951-1958.</ref> | ||
====[[Constructa picture gallery]]==== | ====[[Constructa picture gallery]]==== | ||
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== Notes == | == Notes == | ||
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