主权项 |
1. A hand tool for removing a fly-screen from a window frame, comprising:
a handle portion aligned with a longitudinal axis A-A′ through the tool; and a blade portion extending from one end of the handle portion, and having a hook portion at an end distal to the one end of the handle portion, said hook portion having an outer face and a concave inner tapered face ending in a wedge-shaped insertion edge at least level with the longitudinal axis A-A′ and forming an angle ∠A of at least 90 degrees between an axis B-B′ defined by a plane of the outer face at the insertion edge and the longitudinal axis A-A′, said wedge-shaped insertion edge insertable and rotatable between the window frame and the fly-screen. |