Patent ID: 11872428
Assignee: nan
Field: Environmental technology (Chemistry)
Classification: CPC A  B | IPC A  B

Claim 8:
9. A method for replacing beryllium washers with taped Teflon surfaces in sprinkler heads, comprising the steps of:
providing a Teflon saddle with a cylindrical base and an upper cylindrical section having a raised cylindrical rim, the upper cylindrical section having a wider diameter than the cylindrical base, the upper cylindrical section having an inclined bottom edge extending away from the cylindrical base, wherein the inclined bottom edge has an incline between approximately 10 to approximately 20 degrees from an outer perimeter to an inner end, and, wherein the cylindrical base and upper cylindrical section are formed from one piece of Teflon; and
providing a beveled stainless steel washer;
assembling the beveled stainless steel washer into the Teflon saddle; and
replacing the beryllium washers with taped Teflon surfaces in sprinkler heads, with the one piece the Teflon saddle with the assembled beveled stainless steel washer.