Patent ID: 7367164
Filing Date: 2008-05-06
Classification: E06B

Abstract:
1. In a window frame assembly comprising spaced-apart vertical framing members and horizontal top and bottom framing member cooperating to define a window opening, a flash pan adapted for collecting and distributing water infiltrating a building at said window opening, said flash pan comprising: a low-profile base located within a gap formed beneath said window opening between a window sill and the bottom horizontal framing member, said base having opposing longitudinal inside and outside edges, opposing lateral end edges, and top and bottom major surfaces; a plurality of feeder channels formed with the top major surface of said base, and extending laterally from the inside edge towards the outside edge, said feeder channels having respective leading and trailing ends adapted for carrying water, and the leading and trailing ends of each feeder channel being divided from respective leading and trailing ends of adjacent feeder channels, and each feeder channel having a variable depth between the leading and trailing ends, the depth being greater at the trailing end thereof and lesser at the leading end thereof; a longitudinal collection channel formed between the inside and outside edges of said base, and extending longitudinally between the opposing end edges of said base and between respective leading and trailing ends of said plurality of feeder channels, and said collection channel communication with said plurality of feeder channels for receiving water flowing from respective leading and trailing ends of said feeder channels; and a drain channel communicating with said collection channel, and extending outwardly towards the outside edge of said base, whereby water collecting in said feeder channels flows to said collection channel and drains from said base through said drain channel.