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US 6,489,000 B1Granted
Cushion having a three-dimensional net
AssigneeDelta Tooling Co., Ltd.
InventorsYumi Ogura, Etsunori Fujita, Kazuyoshi Chizuka, Masaki Nishino, Seiji Kawasaki
Life of this patent
Estimating the term…
Abstract
A cushion includes a three-dimensional net, a plurality of metallic fastening members attached to the three-dimensional net on opposite sides thereof, and two resinous frames attached to the opposite sides of the three-dimensional net, respectively. The metallic fastening members are sandwiched between the resinous frames and the opposite sides of the three-dimensional net, and the resinous frames together with the metallic fastening members are joined to the three-dimensional net by vibration welding.
Claims21
A cushion comprising:
- a three-dimensional net;
- fastening members attached to said three-dimensional net along opposite sides of said three-dimensional net;
- and
- two frame members attached to the opposite sides of said three-dimensional net, respectively, such that said fastening members are sandwiched between said two frame members and said three-dimensional net.
1 more element
Dependencies are inferred from the claim text.