Medical plastic sealing cap

Patent Name Medical Plastic Sealing Cap Patent Applicant Chongqing Qianlong Pharmaceutical Packaging Co., Ltd. Principal Applicant Address 400035 Inventor Luo Shiping, Shandong Village, Geleshan Town, Shapingba District, Chongqing Municipality Application (Patent) No. 200420061955.X Date of Application 2004.10.30 Awarded Date of registration approval No. 2734231 Auditing announcement date 2005.10.19 Instruction CD-ROM D0542 Main classification number A61J1/14 Classification A61J1/14; A61M5/14; B65D43/00 Division Original application number Priority item Medical plastic closure, it Includes a plastic cover, a rubber pad, a piece of aluminum foil and a pressure ring. A very thin sealing layer in the middle of the plastic cover body divides the cover body into upper and lower parts. The lower part of the plastic cover body has a smooth inner wall, which is in contact with the liquid medicine. The upper part of the plastic cover body is equipped with a rubber pad and the rubber pad. Above the pressure ring is assembled, the pressure ring tightly fits through the flange and the concave ring opened on the cover wall. The aluminum foil is heat sealed on top of the plastic cover. In the utility model, the rubber pad is tightly clamped by the press-fit ring and the cover wall in a tight-fitting manner of the flange-recess ring, so that the rubber pad does not fall off during use, the structure is simple, the use is reliable, the injection molding is easy, and the domestic polypropylene is adopted. Raw materials can be produced, greatly reducing production costs. Sovereign item 1, medical plastic sealing cover, which includes a plastic cover body, a rubber pad and a piece of aluminum foil, characterized in that: it has a pressure ring; a thin sealing layer in the middle of the plastic cover body divides the cover body into upper and lower two The lower part of the plastic cover body has a smooth inner wall and is in contact with the liquid medicine; the upper part of the plastic cover body is equipped with a rubber pad, and a pressure ring is assembled on the rubber pad, and the pressure ring is opened through the flange and the cover wall. The concave ring fits tightly; the aluminum foil is heat sealed on top of the plastic cover. International Application International Announcement Date of Entry into the Country Patent Agency Chongqing Huake Patent Office Agency Address Agent Kang Haiyan