Seat cushion structure
First Claim
1. A seat cushion comprising:
- a rectangularly extending frame having opposed side portions;
a flat sheet member arranged within a space defined by the rectangular frame;
means for connecting each side portion of said flat sheet member to one of said opposed side portions of the frame;
a plastic panel member having side portions raised, said plastic member being disposed on said flat sheet member leaving between each of the raised side portions and corresponding one of the opposed side portions of said frame a generally wedge-shaped clearance;
a cushion structure tightly mounted on said plastic panel in such a manner that side portions of said cushion structure are raised by said raised side portions of the plastic panel; and
two cushion pad units respectively received in the wedge-shaped clearances defined below the raised side portions of the plastic panel member.
1 Assignment
0 Petitions
Accused Products
Abstract
A seat cushion is disclosed which comprises a rectangularly extending frame having opposed side portions; a flat sheet member arranged within a space defined by the rectangular frame; connecting devices for connecting each side portion of the flat sheet member to one of the opposed side portions of the frame; a plastic panel member having side portions raised, the plastic member being disposed on the flat sheet member leaving between each of the raised side portions and corresponding one of the opposed side portions of the frame a generally wedge-shaped clearance; a cushion structure tightly mounted on the plastic panel in such a manner that side portions of the cushion structure are raised by the raised side portions of the plastic panel; and two cushion pad units respectively received in the wedge-shaped clearances defined below the raised side portions of the plastic panel member.
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Citations
15 Claims
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1. A seat cushion comprising:
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a rectangularly extending frame having opposed side portions; a flat sheet member arranged within a space defined by the rectangular frame; means for connecting each side portion of said flat sheet member to one of said opposed side portions of the frame; a plastic panel member having side portions raised, said plastic member being disposed on said flat sheet member leaving between each of the raised side portions and corresponding one of the opposed side portions of said frame a generally wedge-shaped clearance; a cushion structure tightly mounted on said plastic panel in such a manner that side portions of said cushion structure are raised by said raised side portions of the plastic panel; and two cushion pad units respectively received in the wedge-shaped clearances defined below the raised side portions of the plastic panel member. - View Dependent Claims (2)
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3. A seat cushion comprising:
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a rectangularly extending frame having opposed side portions; a flat sheet member arranged within a space defined by the rectangular frame; means for connecting each side portion of said flat sheet member to one of said opposed side portions of the frame; a plastic panel member having side portions raised, said plastic member begin disposed on said flat sheet member leaving between each of the raised side portions and correspondingly one of the opposed side portions of said frame a generally wedge-shaped clearance; a cushion structure tightly mounted on said plastic panel in such a manner that side portions of said cushion structure are raised by said raised side portions of the plastic panel; and two cushion pad units respectively received in the wedge-shaped clearances defined below the raised side portions of the plastic panel member, wherein each of said cushion pad units is of a resiliently deformable member which is shaped to match with the shape of the corresponding one of said wedge-shaped clearances and each of the raised side portions of said plastic panel member is integrally formed with a side wall which extends downward in a manner to conceal both the corresponding cushion pad unit and the corresponding side portion of the frame. - View Dependent Claims (4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification