Pocket mattress with varying height

Details Pocket mattress with varying height Pocket mattress with varying height

2007-03-27

2007-03-27

Trettel, Michael (Department: 3673)

Beds

Mattress

Having innerspring-type core

C005S716000, C005S727000, C267S089000, C267S093000

Reexamination Certificate

active

10521824

ABSTRACT:
A mattress comprising coil springs arranged as spring units in covering pockets, a so-called pocket mattress, is provided. The spring units of the mattress are arranged in succession in elongate strings, the mattress comprising a plurality of such interconnected strings arranged side by side. A distinguishing feature of the mattress is that at least one spring unit within at least one string has a height that differs from the height of the other spring units within the same string. A method and a device for manufacturing such a mattress are also provided.

REFERENCES:
patent: 4439977 (1984-04-01), Stumpf
patent: 6122900 (2000-09-01), Mossbeck et al.
patent: 6170807 (2001-01-01), Eto
patent: 6826796 (2004-12-01), Mossbeck
patent: 6834477 (2004-12-01), De Santis et al.
patent: 6862763 (2005-03-01), Mossbeck et al.
patent: 6966091 (2005-11-01), Barber
patent: 7048263 (2006-05-01), Ahlqvist

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