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Figure 1. - Galvanized steel sheet pollen trap:
(1)Trap body - Galvanized steel sheet, 26 gage, 28-1/4
by 8 inches, formed as shown. (2)Trap back - Galvanized
steel sheet, 26 gage, 17-1/4 by 7 inches, formed as shown and
spot-welded into trap body. (3)Pollen tray sides - Wood,
16-3/16 by 2-1/2 by 1/4 inch, two required. (4)Pollen
tray ends - Wood, 3-1/4 by 2-1/2 by 1/4 inch, two required. (5)Pollen
tray bottom - Copper screen, 16-3/8 by 3-3/4 inches, soldered
along edges for rigidity and finish. (6)Pollen tray cover
- Hardware cloth, 7- or 8-mesh, 16-1/4 by 6 inches, formed as
shown to fit pollen tray. (7)Grid - Hardware cloth, 5-mesh,
16-1/4 by 5 inches, formed as shown to provide double grid. (8)Grid
edge strips - Galvanized steel sheet, 16-1/4 by 1 inch, formed
as shown to finish grid edges, two required. (9)Grid hanger
- Galvanized steel sheet, 16-1/4 by 1-1/2 inches, formed as shown
and spot-welded to trap body. (10)Grid latch - Plexiglass,
4-1/2 by 1-1/2 inches, formed as shown and bolted into place.
Other material may be used. (11)Staples to fasten bottom
screen to pollen tray. |
