초록 ▼

A balance assembly (15) is provided for a sash window assembly (10). The sash window assembly (10) has a sash window (12) slidable within a master frame (14). The balance assembly (15) has an elastomer balance member (30) having one end adapted to be connected to the master frame (14) and another en

A balance assembly (15) is provided for a sash window assembly (10). The sash window assembly (10) has a sash window (12) slidable within a master frame (14). The balance assembly (15) has an elastomer balance member (30) having one end adapted to be connected to the master frame (14) and another end adapted to be connected to the sash window (12) to provide an upward biasing force to the sash window (12). A system (50) is provided for custom-manufacturing the balance member ( 30) and for custom-manufacturing a sash window assembly (10) incorporating the balance member (30).

대표청구항 ▼

We claim: 1. A system for manufacturing a plurality of sash window assemblies of varying dimensions, each of the sash window assemblies including a master frame, a sash slidable within the master frame, and a balance system coupled between the master frame and the sash, the system comprising: means

We claim: 1. A system for manufacturing a plurality of sash window assemblies of varying dimensions, each of the sash window assemblies including a master frame, a sash slidable within the master frame, and a balance system coupled between the master frame and the sash, the system comprising: means for providing a length of elastomeric material; means for determining an amount of the elastomeric material needed to form the balance system of each of the sash window assemblies based upon each of the sashes' particular dimensions; means for cutting each of the determined amounts of elastomeric material from the provided length; and means for installing each of the cut amounts of elastomeric material between the master frame and the sash of each of the respective sash window assemblies. 2. The system of claim 1 wherein the determining means comprises a computer. 3. The system of claim 1 wherein the providing means comprises a spool of the elastomeric material. 4. A system for manufacturing a plurality of sash window assemblies of varying dimensions, each of the sash window assemblies including a master frame, a sash slidable within the master frame, and a balance system coupled between the master frame and the sash, the system comprising: a spool of elastomeric material; a computer for determining an amount of the elastomeric material needed to form the balance system of each of the sash window assemblies based upon each of the sashes' particular dimensions including a weight of each particular sash; means for cutting each of the determined amounts of elastomeric material from the spool of elastomeric material; and means for assembling the master frames. 5. A system for manufacturing a plurality of sash window assemblies of varying dimensions, each of the sash window assemblies including a master frame, a sash slidable within the master frame, and a balance system coupled between the master frame and the sash, the system comprising: a spool of elastomeric material; a computer for determining an amount of the elastomeric material needed to form the balance system of each of the sash window assemblies based upon each of the sashes' particular dimensions including a weight of each particular sash; means for cutting each of the determined amounts of elastomeric material from the spool of elastomeric material; means for assembling the master frames; and means for assembling one of the sashes within each of the assembled master frames.