[WEEK 8] 1 Openings: Doors & Windows [Door sketch & Traditional Door sketch, CHING] -‐ Framing usually timber (hardwood), steel or aluminum -‐ Maintenance needs to be considered -‐ Curtain Walls: Composite of a wall and a window can be both.
Glass
Components: -‐ Formers: Basic component, any material that can be heated and formed into glass (silica). -‐ Fluxes: Help formers to heat at lower temperatures (soda ash, potash or lithium carbonate) -‐ Stabilizers: Combined with the other two components to stop crumbling or dissolving. Float Glass: -‐ (1959+): Molten glass is poured over tin. -‐ Clear float: simple and cheap breaks into sharp pieces -‐ Laminated: A plastic interlayer (PVB) is wedged in between the two panes to make it shatter resistant. -‐ Tempered: Heated a second time to increase bending strength. Source: http://www.jeberkowitz.com/products/Product%20Sketches/Laminated%20Glass%20Reverse d.jpg
Types of float glass: -‐ Flat Glass: Sheets of glass -‐ Shaped Glass: Curved blocks, channels tubes etc.
Glossary Window Sash Deflection Moment of Inertia Door Furniture Stress Shear Force