Block and tackle balance assembly with brake shoe
View Patent ↗A sash balance brake shoe assembly ( 2 ) is disclosed for counterbalancing a sash window ( 3 ) slidably supported within a master frame ( 5 ). The assembly generally includes a balance assembly preferably in the form of a block and tackle balance assembly ( 7 ) and a brake shoe ( 28 ). The balance assembly has a balance channel ( 6 ). The brake shoe ( 28 ) has an extension member ( 36 ) that is received by the balance channel ( 6 ). A fastener ( 42 ) directly connects the brake shoe ( 28 ) to the balance channel ( 6 ).
1. A sash balance shoe assembly for providing a counterbalancing force to a sash window slideable within a frame, the assembly comprising:
a block and tackle balance assembly having a balance channel, one end of the balance assembly adapted to be connected to the frame;
a shoe adapted to be connected to the sash window, the shoe being directly connected to the balance channel; and,
wherein the shoe has an extension member and the balance channel having a base and a pair of substantially parallel walls extending from the base, the extension member positioned within the walls.
2. A sash balance shoe assembly for providing a counterbalancing force to a sash window slideable within a frame, the assembly comprising:
a block and tackle balance assembly having a balance channel, one end of the balance assembly adapted to be connected to the frame;
a shoe adapted to be connected to the sash window, the shoe being directly connected to the balance channel; and
wherein the shoe has opposed sidewalls, each sidewall having a guide member extending therefrom, the guide member comprising a pair of spaced, substantially horizontal rails.
3. A sash balance brake shoe assembly for providing a counterbalancing force to a sash window slideable within a frame, the assembly comprising:
a block and tackle balance assembly having a balance channel, one end of the balance assembly adapted to be connected to the frame;
a brake shoe adapted to be connected to the sash window, the brake shoe being directly connected to and in engagement with the balance channel by a fastener positioned between the brake shoe and the balance channel; and,
wherein the balance channel has a base and a pair of substantially parallel walls extending from the base, the brake shoe having an extension member being received by the balance channel.
4. A sash balance brake shoe assembly for providing a counterbalancing force to a sash window slideable within a frame, the assembly comprising:
a block and tackle balance assembly having a balance channel, one end of the balance assembly adapted to be connected to the frame;
a brake shoe adapted to be connected to the sash window, the brake shoe being directly connected to and in engagement with the balance channel by a fastener positioned between the brake shoe and the balance channel; and
wherein the balance channel has a base and a pair of substantially parallel walls extending from the base, the brake shoe having an extension member that receives the balance channel.
5. A sash balance brake shoe assembly for providing a counterbalancing force to a sash window slideable within a frame, the assembly comprising:
a block and tackle balance assembly having a balance channel, one end of the balance assembly adapted to be connected to the frame;
a brake shoe adapted to be connected to the sash window, the brake shoe being directly connected to and in engagement with the balance channel by a fastener positioned between the brake shoe and the balance channel; and
wherein the fastener is a rivet.
6. A sash balance assembly for providing a counterbalancing force to a sash window slideable within a frame, the sash window having a generally vertical stile, the frame having a shoe channel having a rear wall and a front wall having a pair of shoulders separated by a slot, the assembly comprising:
a block and tackle balance assembly having a balance channel, one end of the balance assembly adapted to be connected to the frame, the balance channel further having a base with an outer surface;
a shoe adapted to be connected to the sash window, the shoe being directly connected to the balance channel;
wherein the outer surface is adapted to face toward the vertical stile;
a pair of side walls extending from the base opposite to the outer surface, the side walls each having a peripheral edge; and,
a brake pad operably connected to the shoe;
wherein the brake pad is adjacent to the peripheral edges.
7. A sash balance assembly for providing a counterbalancing force to a sash window slideable within a frame, the sash window having a generally vertical stile, the frame having a shoe channel having a rear wall and a front wall having a pair of shoulders separated by a slot, the assembly comprising:
a block and tackle balance assembly having a balance channel, one end of the balance assembly adapted to be connected to the frame, the balance channel further having a base with an outer surface;
a shoe adapted to be connected to the sash window, the shoe being directly connected to the balance channel;
wherein the outer surface is adapted to face toward the vertical stile; and,
a pair of side walls extending from the base opposite to the outer surface, the side walls each having a peripheral edge;
wherein the peripheral edges are adapted to be positioned adjacent to the rear wall.