Locking balance shoes and balance systems to be incorporated in pivotable double hung windows include, in one embodiment, a pair of retractable tabs that partially extend through openings within an inverted window balance. In one embodiment of the method of installing such a system, an enlarged ...
A tilt window balance shoe assembly is used with a double hung window and provides three directional locking. The balance shoe assembly comprises a slide block, a center cam, a pair of brake shoes, and a locking lug. The slide block has a head portion with a retention slot for a balance...
1.Operating Sashes - Single has 1, Double has 2 Double hung windows have two sashes that move up and down. A single hung window features one operational sash. Double hung windows make cleaning the top sash easier. Harvey double hung windows have sa...
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Block and tackle window sash balance and installation method A pivot shoe 10 has a bite spring 30 operated by a cam 40 for interlocking pivot shoe 10 with a jamb channel 15 to resist upward movement under the bias of a sash balance system when a sash 20 connected to a pivot shoe 10 by...
WINDOW SYSTEM comprises a variety of distinct aspects, including, without limitation, a fixed panel retainer, a hung window balance shoe lock, a double hung framing system, a window loading device and a horizontal sliding window adjustable interlock ... NEELY, JON,WEDOFF, LAWRENCE 被引量: 0发...
Sash balance for double hung windowsPADJEN EMIL M.
Disclosed are apparatus for a snap lock balance shoe and system to be incorporated in pivotable double hung windows. In one embodiment, the snap lock balance shoe includes a pair of retractable tabs that partially extend through openings within an inverted window balance.Stuart J. Uken...
A snap lock balance shoe and system to be incorporated in pivotable double hung windows. In one embodiment, the snap lock balance shoe includes a pair of retractable tabs that partially extend through openings within an inverted window balance. Embodiments of methods for installing the system ...