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Class 297/268.1 - Leaf spring


Subclass of Class 297 - Chairs and seats
Definition: Device wherein the elastic element comprises a layer of
No. of patents: 9
Last issue date: 12/07/2010


NumberTitleIssue Date
7845727Rocking reclining chair
A furniture item includes a support member and a rotatably pinned mechanism operable in rocking and reclining motions. The mechanism includes first and second side plates; a first pair of forward link members each rotatably connected to one of the side plates; a pan...
12/07/2010
6729688Seat and backseat assembly for seating, in particular office chairs
The invention relates to seat and backrest arrangements in seat furniture, in particular office chairs, which comprise a seat plate, a seat-plate support and a backrest support and in which the seat plate (1), in the region of its front, knee-side edge (2
05/04/2004
6209843Pivotal rocking chair base
A pivotal rocking chair base is provided which allows the ultimate chair user to select or eliminate the rotational movement of the chair base. Also, by making adjustments to front and rear turnbuckles the amount or degree of tilt or rocking action of the...
04/03/2001
6048029Swivel beach chair
The swivel beach chair of the present invention has a chair, a base, and a rocking mechanism disposed between the chair and the base. The chair includes a back frame pivotally attached to a seat frame, the chair including a reclining mechanism for alterin...
04/11/2000
4736984Pivot assembly for reclining chair with rocking feature
A central pivot rocker spring assembly for connecting a base to a lower frame member in a reclining chair with a rocking feature so that the lower frame member pivots about a single axis of rotation. The spring assembly includes a first bracket mountable ...
04/12/1988
4411468Rocking chair
A rocking chair of the type employing a flexure member formed of a flat, fiber reinforced material for supporting a chair seat with respect to a chair base in which the support means for supporting the flexible sheet member from the chair base has a flat ...
10/25/1983
4340250Platform rocking chair springs
A platform rocking chair is provided by mounting a chair seat to a platform solely by a pair of flat fiber-reinforced springs extending from the sides of the platform to the sides of the chair seat. The rocker blocks employed in many platform rockers are ...
07/20/1982
4183494Swiveled leaf-spring undercarriage for rocking chair
A leaf-spring supported, free-floating rocker undercarriage for a swivel chair wherein the spring flexural axis corresponds to and the swivel axis intersects with the rocking axis of the chair for support of the same....
01/15/1980
4119343Platform rocker structure
A platform rocker structure for supporting a chair seat and back for rocking motion includes two or more flexure members formed of epoxy-glass laminates which have unusual flexural characteristics and high resistance to flexural fatigue....
10/10/1978
 
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