Lumbar support

A chair having a seat rotatably attached to a tilt spring portion of a tilt mechanism such that the tilt spring is activated by movement of the seat. A backrest and/or the seat can be rotatably connected to the tilt mechanism by parallel arm arrangements which permit the seat and backrest to tilt re...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Chadwick, Donald T, Golynsky, Arkady, Melhuish, Robert A, van Hekken, Hendrik R, Watson, Ron K
Format:	Patent
Sprache:	eng
Online-Zugang:	Volltext bestellen
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