发明名称 Manual zipper-door for portable crib, playard or playpen
摘要 A manually operated zipper-door comprised of a zipper and zipper track positioned on the side of a playpen and incorporated into the existing material of the playpen. The zipper-door, with the zipper located on the outside, allows one to safely and easily place a child into or remove a child from the side of a playpen. In addition, the child placed into the playpen is unable to operate the zipper-door for when the door is closed, the zipper is located at the bottom corner of the door.
申请公布号 US5970539(A) 申请公布日期 1999.10.26
申请号 US19980111448 申请日期 1998.07.08
申请人 MCDERMOTT, JR., EDWARD LEE;MCDERMOTT, CAROL ELIZABETH 发明人 MCDERMOTT, JR., EDWARD LEE;MCDERMOTT, CAROL ELIZABETH
分类号 A47D7/02;A47D15/00;(IPC1-7):A47D7/02;A47D7/00 主分类号 A47D7/02
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