Chairs and seats – Supplemental seat – Adjustable to plural operative positions
Reexamination Certificate
2007-01-18
2008-10-21
Nelson, Jr., Milton (Department: 3636)
Chairs and seats
Supplemental seat
Adjustable to plural operative positions
Reexamination Certificate
active
07438358
ABSTRACT:
This infant chair comprises an independent seat (4) being related to a headrest (5) being fit to be positioned at different heights, the seat thus adopting different in-depth positions, the lifting of the headrest to a higher position bringing about a bigger depth for the seat's position. The seat is formed by an assembly of two plates (6and7) being transversally linked to each other in a pin-jointed connection, said assembly being linked in a pin-jointed connection to a lower support (9) being in its turn linked in a pin-jointed connection to a third plate (11), this latter being the one that is related to the headrest (5).The headrest (5) is on its rear surface provided with a locking member (12) being adapted to be selectively fitted into different pockets (13) being vertically aligned in the backrest (14) of the chair, said locking member being related to a control (15) being arranged on the rear surface of the backrest (14), said locking member being fit to be unlocked by means of said control in order to thus position the headrest (5) at different heights.
REFERENCES:
patent: 5810436 (1998-09-01), Surot
patent: 7246852 (2007-07-01), Balensiefer
patent: 2005/0242642 (2005-11-01), Kespohl
patent: 0 931 692 (1999-07-01), None
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patent: 1 006 017 (2000-06-01), None
patent: 2 237 052 (2005-07-01), None
patent: 2 841 755 (2004-01-01), None
Jane S.A.
Jr. Milton Nelson
Merchant & Gould P.C.
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