Chairs and seats – Headrest – Adjustable rectilinearly vertically
Reexamination Certificate
2008-07-17
2011-11-15
Brown, Peter R. (Department: 3636)
Chairs and seats
Headrest
Adjustable rectilinearly vertically
C297S452180
Reexamination Certificate
active
08056984
ABSTRACT:
The invention relates to a head rest carrying element which is produced out of a tubular member and which, can be connected to a seat at one end, and which carries a head rest at its second end. The tubular member is produced by being formed out of a flexibly rolled strip material with a variable wall thickness. Furthermore, the invention relates to a process of producing such a head rest carrying element.
REFERENCES:
patent: 4483565 (1984-11-01), Terui et al.
patent: 6364415 (2002-04-01), Mori et al.
patent: 6823575 (2004-11-01), Petersen
patent: 7121626 (2006-10-01), Akehi et al.
patent: 7410219 (2008-08-01), Kraft et al.
Finge Peter
Hentschel Stephan
Mintkewitz Georg
Rinsdorf Andreas
Brown Peter R.
Wyatt Douglas C.
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