发明名称 Ladder platform device
摘要 The present invention provides for a platform to be used with a ladder that includes a frame having a top portion, a middle portion and a lower portion. The top portion of the frame includes a hook-like feature that engages the front and upper surfaces of an upper rung and the lower portion includes a stop that engages the front surface of a lower rung to provide for a middle rung to be located between the upper run and the lower rung. This will provide for the frame to extend the length of three rungs. A support or platform is located on the lower portion of the frame and receives the feet of a user.
申请公布号 US5836420(A) 申请公布日期 1998.11.17
申请号 US19970780710 申请日期 1997.01.08
申请人 MARKY, JR., RAYMOND L. 发明人 MARKY, JR., RAYMOND L.
分类号 E06C7/16;(IPC1-7):E06C7/16 主分类号 E06C7/16
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