Patent ID: 8231293

Claim:
A cleaning pen, comprising: a wiping element made of an absorbent material and coated with a wiping layer, wherein the absorbent material is a material capable of absorbing liquid, and the wiping layer is made of a fabric and serves to increase a structural strength of the wiping element as well as softness and fineness of a surface of the wiping element; a hollow clamping device consisting of two clamping units, the two clamping units engageable to each other to form a single piece and define a clamping space therebetween, wherein the wiping element, when bent, can be fixedly clamped in the clamping space such that a bent portion of the wiping element juts out of the hollow clamping device; and a hollow housing having a first end formed with an opening, the opening having an inner diameter matching an outer diameter of the hollow clamping device, thus allowing the hollow clamping device to be inserted into the hollow housing through the opening and be secured in position in the hollow housing, the hollow housing having an inner wall protrudingly provided with at least a stop unit adjacent to the opening such that the hollow clamping device, when inserted in the hollow housing, is stopped at a predetermined position in the hollow housing while the bent portion of the wiping element juts out of the hollow housing.