Poster clamping device for advertising board, has clamping part movable about axle as middle point, and force exerting unit connected with clamping part to make possible movability of clamping part

摘要

The device has an axle (9), and a clamping part (3), which is movable about the axle as a middle point. A force exerting unit (4) is connected with the clamping part to make possible movability of the clamping part. The exerting unit has a cylindrical spring with two bent ends, and a fastening unit (2) fastens the device at an advertising board. The exerting unit makes possible connection between a covering unit and the clamping part. Independent claims are also included for the following: (1) a force exerting unit for a clamping device (2) a covering unit for the clamping device (3) a traction point formed in the form of an opening.