发明名称 Picture frame
摘要 A picture frame comprising four pairs of frame members, one pair associated with each corner of the picture assembly. Each pair of frame members at a corner of the picture assembly being adapted to be fitted together in crossed relation with each frame member engaging an edge of the picture assembly near the corner thereof. One of each pair of frame members at a corner of the picture assembly has a cleat exposed on the back side of the picture assembly which is engaged by a cord means extending between each pair of frame members. The cord means is secured in a tensioned condition to urge each pair of frame members together toward a central location of the picture assembly so that a truss-like action is provided with each frame member being urged toward the back of the picture assembly.
申请公布号 US3958352(A) 申请公布日期 1976.05.25
申请号 US19750562492 申请日期 1975.03.27
申请人 EUBANK, JR., JOSEPH P. 发明人 EUBANK, JR., JOSEPH P.
分类号 A47G1/06;(IPC1-7):G09F1/12 主分类号 A47G1/06
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