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US 4,547,966 AGranted
Sprinkler head trimmer and cleaner
OwnerBrian W. Edeninventor
Life of this patent
Estimating the term…
Abstract
A generally cup shaped cutting head for fitting over and around the sprinker head includes a generally circular cutting edge for cutting around a sprinkler head, and a cleaning brush mounted concentrically within the cutting head and recessed from the cutting edge for engaging and cleaning the surface of a sprinkler head, with the cutting head detachably mounted on the end of an elongated drive shaft which is adapted to be driven by an electric drill motor or the like.
Claims12
A combination sprinkler head trimmer and cleaner, comprising:
- an elongated drive shaft;
- generally cylindrical cup shaped cutting head having an axially directed circular cutting edge mounted coaxially on the end of said drive shaft for positioning around a sprinkler head;
- and
- a brush mounted concentrically of said cutting head and recessed from said cutting edge for engaging and cleaning a sprinkler head.
1 more element
A sprinkler head cleaning and trimming device comprising:
- an elongated drive shaft;
- a generally cylindrical cup shaped cutting head having a generally flat circular base connected to the end of a hollow shaft and generally cylindrical axially extending side walls having a generally circular cutting edge formed thereon, said cutting head being detachably connected to the end of said elongated drive shaft;
- and
- a generally circular wire bristle brush having a generally disk like head mounted on the end of a shaft detachably mounted within said hollow shaft and a plurality of axially extending wire bristles extending outward from said circular disk.
1 more element
Dependencies are inferred from the claim text.