Tape dispenser

A tape dispenser comprising:

• a hollow body having a frame extending therefrom, a reception portion defined between the body and the frame, a tape located in the reception portion which has two recesses and two vertical portions, the two vertical portions facing a front end and a rear end of the body, the frame having a restriction portion on a rear end thereof, a first protrusion and a second protrusion respectively extending from a top end and a bottom end of the restriction portion, the first protrusion being higher than the second protrusion, a recessed blade seat defined in the front end of the body and located corresponding to the reception portion, the body having an opening which communicates with inside of the body, weight being located in the opening;
• a blade unit located in the blade seat and having a blade and a blade carrier, the blade having a flange and being shaped as an inverted N, the blade carrier having two parts and each part having an edge with a recessed area defined therein, the two parts connected to each other to clamp the blade, the flange being engaged with the recessed areas, the blade carrier engaged with the blade seat, the recesses of the reception portion each having a curved face, and
• a seal member sealing the opening.