发明名称 INVERTED CONSTANT FORCE WINDOW BALANCE FOR TILT SASH
摘要 A window balance may include a shoe body with an elongate portion and an enlarged portion. The elongate portion may include at least one carrier section for supporting a coil spring and an enlarged portion may include a locking element and a cam in communication with the locking element. The width of the enlarged portion may be greater than the width of the elongate portion. The spring may rest in the carrier section and may be secured to a window jamb with a fastener or a mounting element.
申请公布号 US2017089109(A1) 申请公布日期 2017.03.30
申请号 US201615374678 申请日期 2016.12.09
申请人 Amesbury Group, Inc. 发明人 Steen Travis;Swier Chad;Raap Dan;Newman Gary;Hagemeyer Bruce
分类号 E05D13/00 主分类号 E05D13/00
代理机构 代理人
主权项
地址 Amesbury MA US