Single-pivot hinge

Sleeper box hinge

Sliding and swinging window stays

Snap action removable knob

Snap hinge

Snap-locking hinge

Snap-toggle hinge

Soft-feel handle and method of making same

Solvent-bondable plastic parts with capillary-action blocking mo

Sound-deadener for window torsion balance

Spectacle hinge

Spring assisted door construction

Spring balance

Spring balance assembly

Spring balance assembly

Spring coupler for block and tackle window balance system

Spring force compensator for sash balances

Spring hinge

Spring loaded block and tackle window sash balance assembly

Spring loaded, adjustable walking door hinge