| 摘要 |
A bay window includes a frame assembly composed of an inner head, an inner transom, an inner sill, an outer head, an outer transom, an outer sill, a middle horizontal panel interconnecting the inner and outer transoms, and a lower horizontal panel interconnecting the inner and outer sills. A window unit is disposed between the outer head and the outer transom, and a housing or bay window cupboard is disposed between the middle and lower horizontal panels. A ventilator is accommodated in the housing and has an air inlet port communicating with air inlets defined in the inner sill and opening into a house interior space, and an air outlet port communicating with air outlets defined in the inner transom and opening into the house interior space. |
