Posted November 29th, 2014
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Coil-in-Coil Technology

Tag Archives: coil-in-coil

Coil-in-Coil Technology

[caption id="attachment_807" align="aligncenter" width="950"] Stearns & Foster's Intellicoil[/caption] Coil-in-Coil Technology [caption id="attachment_806" align="aligncenter" width="123"] Serta's Duet Coil[/caption]   Pocket coils were invented at the end of the 19th Century (1800's) by James Marshall, who began manufacturing them about 1900. Since then, individually wrapped pocket coils have been adopted by most of the major manufacturers of innerspring...

Spring to Sleep

What kinds of springs are in your mattress? Metal Springs The best selling mattresses over time have been innerspring mattresses.  The first mattress springs were adapted from buggy seat springs.  These springs are called Bonnell coils.  For a long time, they were the only kind of springs used in mattresses.  Now there are several types of innerspring coils.  The major kinds are Bonnell, Offset, Continuous and Pocket.  Within each of these kinds are variations.  Each type of...



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