Patent ID: 7805884
Filing Date: 2010-10-05
Classification: A01G

Abstract:
1. A Japanese knotweed injector system for injecting a dose of weed-killing fluid into the stem of a Japanese knotweed, comprising: a fluid dispenser system with a fluid passage; a collared needle having a penetrating tip and further including a fluid delivery aperture in communication with the fluid dispenser system, said aperture located distally from both the collar and the penetrating tip of the needle, the length of said needle dimensioned to pierce completely through the stem of the Japanese knotweed; wherein said aperture is located between 0.3500 inches (8.88 mm) and 0.4500 inches (11.43 mm) from the collar to place said aperture in the core of the Japanese knotweed stem when said collar abuts said Japanese Knotweed stem to reduce pressure in the stem; and an actuator means connected to the fluid dispenser system for actuating the transmission of fluid from the fluid dispenser system to the fluid delivery aperture, wherein said collared needle impales a Japanese knotweed stem, leaving said aperture in the interior of said Japanese knotweed.