Froment Principle 12" Desk Fan

Name: Froment Principle 12" Desk Fan
SKU: as1011a042
Price: 3712.80 GBP
Availability: SoldOut

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Very Rare Froment Principle 12" Desk Fan. This Very Rare Fan Was Acquired From A Swiss Collector And Possibly The Only Known Example. Paul-Gustay Froment (1815-1865) Was A French Engineer Who Devised A Number Of Scientific Instruments. In 1844 He Devised An Electric Motor That Was One Of The First Used For Industrial Purposes. In His Design, Electromagnets Are Energized To Pull In Iron Bars Mounted On A Rotating Cage. Once The Iron Bar Is Level With The Electromagnet, The Current Is Cut Off Until The Next Iron Bar Is In Range. A Commutator Is Used To Complete And The Break The Current To The Electromagnet.

Price

£~~3712.80~~

$~~4922.06~~ USA

€~~4323.93~~

The price has been listed in British Pounds.
Conversion rates as of 16/APR/2025. Euro & Dollar prices will vary and should only be used as a guide.
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Category Vintage Technology Period Late 19th Century Antiques Material Iron Origin French Maker Paul-Gustay Froment Item code as1011a042 / CA-168 Status Sold

SellerAntique Fan Supply Co.

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