Adhesive-tape cutting device of an adhesive-tape holder

An adhesive-tape cutting device of an adhesive-tape holder comprising:

• An adhesive-tape holder having a handle under, an adhesive-tape base and a side plate on one end, a pivotal shaft provided at a proper position of said side plate and fixed with said adhesive-tape holder, said pivotal shaft fitted around with a roller;
• and,
• Characterized by;
• A support rod provided at a proper position of said side plate;
• A blade holder positioned on one end of said adhesive-tape holder and provided on top with two fixing studs respectively having a threaded hole, said blade holder further having a receiving groove in the center;
• A blade positioned on said blade holder and provided with two slide holes corresponding to two said threaded holes respectively fitted around two said fixing studs;
• A slide base mounted on said blade to activate said blade to shift, said slide base having two slide holes on top surface to conform to two said slide holes of said blade, a projecting stud formed on the vertical side a spring having one end fitted around said projecting stud and the other end inserted in said receiving groove of said blade holder;
• A press plate having a vertical push plate formed at a lower end, said vertical push plate pushing against said slide base, a curved support member formed between said press plate and said vertical push plate to be rested against said support rod of said side plate.