发明名称 Dartboard
摘要 A dartboard includes a board frame and a plurality of target blocks coupled at the board frame. Each target block includes a block body, a predetermined amount of target materials, and a block panel. The block body has a material compartment and two openings aligning with the material compartment. The target materials are made of sisals and filled within the material compartment. The block panel is affixed to one of the openings of the block body to form a bottom panel of the respective block body so as to retain bottom of the target material within the material compartment of the block body.
申请公布号 US8991828(B2) 申请公布日期 2015.03.31
申请号 US201213463748 申请日期 2012.05.03
申请人 发明人 Chen Te-Tsao
分类号 F41J3/00 主分类号 F41J3/00
代理机构 David and Raymond Patent Firm 代理人 Chen Raymond Y.;David and Raymond Patent Firm
主权项 1. A fabrication process of a dartboard, comprising the steps of: (a) configuring target materials in a bundle form to form a sisal bar, wherein said target materials are made of sisals; (b) guiding said sisal bar to extend through one or more hollow block bodies, each of said block bodies having a material compartment and two openings aligning with said material compartment, wherein said sisal bar fills said material compartments of said block bodies; (c) cutting said sisal bar at said two openings of each of said block bodies for fitting said target materials in said material compartment of said block body; (d) affixing a block panel to one of said openings of each said block body to form a target block, wherein said block panel forms a bottom panel of said respective block body so as to retain bottom of said target materials within said material compartment of said block body; and (f) coupling said target blocks on a board frame to form said dartboard.
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