Patent ID: 7861947

Claim:
A wall-mounted lawn sprinkler system disposed along an exterior wall of a building that has a pressurized water supply line associated with the building, for watering a lawn or garden area adjacent to the building, comprising: at least one sprinkler water supply conduit connected in fluid communication with the pressurized water supply line associated with the building and disposed inwardly adjacent to an inner facing side of the exterior wall of the building; at least one housing mounted on the exterior wall of the building and having an interior extending inwardly from the exterior wall of the building; and at least one water sprinkler device housed within a respective said housing having a body with an interior chamber connected in fluid communication with said sprinkler water supply conduit, a generally L-shaped tubular retractable member having a horizontal portion slidably mounted at a first end in said interior chamber of said body and an adjoined vertical portion extending perpendicular thereto disposed exterior of said body terminating at a second end, a sprinkler head at said second end exterior of said chamber, and spring means engaged with said retractable member to bias it into a normally retracted position wherein said vertical portion and sprinkler head are disposed within said housing closely adjacent to said body; said retractable member and sprinkler head having an interior in fluid communication with said interior chamber and operative to extend said retractable member and sprinkler head outwardly of said housing when water under pressure is supplied to said chamber to disperse water radially outward therefrom, and said spring means retracting said retractable member and sprinkler head into said normally retracted position when the water under pressure is not supplied to said chamber.