Patent ID: 11864479
Assignee: nan
Field: Other special machines (Mechanical engineering)
Classification: CPC A  E  B | IPC A  B

Claim 6:
7. A method for cleaning a subsurface tennis court drain for one or more of a clay tennis court or a HAR-Tru tennis court having an interior drain trough containing a quantity of unwanted debris and particulate matter therein, the method comprising the steps of:
providing a multipurpose drain tool as in claim 6;
using the proximal end of the multipurpose drain tool to remove at least a portion of a drain grate cover by inserting the proximal pry bar into the at least a portion of the drain grate cover and prying the at least a portion of the drain grate cover upward to uncover a portion of the interior drain trough underlying the at least a portion of the drain grate cover previously removed;
using the distal end of the multipurpose drain tool to remove at least a portion of the unwanted debris and particulate matter from the interior drain trough by using the distal shovel to scoop and remove the at least a portion of the quantity of unwanted debris and particulate matter;
disposing of the quantity of unwanted debris and particulate matter removed from the drain trough; and
replacing the at least a portion of the drain grate cover.