发明名称 Hanger wheel mount
摘要 A hanger wheel mount wherein the mounting pin includes an annular land for contacting only a portion of the wheels interior surface. The use of the annular land reduces the pull required to move a door suspended by a hanger bracket. The roller or wheel includes an inturned lip which contacts a portion of the pin adjacent the bracket to reduce wheel wobble.
申请公布号 US5111549(A) 申请公布日期 1992.05.12
申请号 US19900621245 申请日期 1990.11.30
申请人 L. E. JOHNSON PRODUCTS, INC. 发明人 JOHNSON, LARRY A.
分类号 B60B37/00;E05D15/06;F16C13/00 主分类号 B60B37/00
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