Patent ID: 7942364

Claim:
A film packaging applicator adjustable, comprising: a first tube comprises a first combination end and a first wearing end, in which a guidance groove is formed axially on the outside wall of first tube, one end of the guidance groove stretches to the first combination end and a mouth is formed at its extremity and the other end of the guidance groove stretches towards the first wearing end, at least one side of the guidance groove, several equidistant orientation slots that are formed in a radial direction and communicate with the guidance groove are formed, the orientation slots are around in the form of a hemisphere and a neck is formed at each of the orientation slots near the guidance groove, and a first stopper is formed outwards on the first wearing end of the outer wall of first tube; a second tube comprises a second combination end and a second wearing end; the second tube being set around the first tube; the second combination end and the second wearing end being opposite to the first combination end and the first wearing end; an inner wall of second tube that is near the second combination end is opposite to the guidance groove of the first tube that is formed with a hemispheric positioning block slipping from the guidance groove and then wedging into one orientation slot of the first tube so that the applicator may be formed in different lengths defined by adjusting the hemispheric positioning block, and a second stopper is formed outwards on the second wearing end of the outer wall of the second tube; and several ribs are outwards formed around the joint between the first stopper portion and the first tube and the rib heightens by degree axially toward the first stopper portion.