发明名称 Score keeping device
摘要 A device for scoring the opposing sides of a tennis match which is adapted to be mounted on the side of a tennis racket handle. A variation of this device may be employed to keep count of the games won by each side. The device comprises an elongated, flexible, transparent structure which is segmented into two compartments by a seam across its mid section. Enclosed within each compartment is a bead-like chip or marker which is slideably movable therein when the marker is pressed gently. Each chip is held in place by a spring-like action wedging it against the wall of its compartment and preventing it from being moved inadvertently during the game. The structure itself is sandwiched between two strips of film which are adhesively attached together. The outer film layer includes an elongated transparent panel through which each marker may be viewed within its compartment and upon which are imprinted indicia, each of which corresponds to a score in a tennis game. The markers are movable to positions beneath these indicia which represent the tennis scoring points "love", " 15", "30" and " 40" . When a marker is slid beneath a particular indicia, that marking stands out from its background so that the score can be easily read. Otherwise, the indicia above each compartment and the layer of film disposed beneath it are difficult to distinguish visually from each other.
申请公布号 US4498668(A) 申请公布日期 1985.02.12
申请号 US19840593694 申请日期 1984.03.26
申请人 BOWEN, JACK 发明人 BOWEN, JACK
分类号 A63B71/06;(IPC1-7):A63B49/00 主分类号 A63B71/06
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