Easy to open bottle cap

Patent name: Wu Huahua, chief applicant for patents on acyclic easy-open caps Address: Backyard 19, No. 19, Wucun, Matang District, Wuhu City, Anhui Province, PR China Inventor Wu Shaohua Application (patent) No. 02138165.8 Date of Application 2002.08.23 Certification Date Approval Announcement No. 1477034 Auditing Announcement Day 2004.02.25 Instruction CD No. D0408 Main Classification No. B65D41/40 Class No. B65D41/40 Division Original Application No. PRIORITY AGREEMENT Abstract The present invention relates to a loop-free easy-open cap, which includes a chrysanthemum The two linear nicks on the top of the petal cover and the cover are characterized by a curved recess at the transition arc between the top of the cover and the edge of the chrysanthemum petals. Two straight nicks are formed from the arc recesses. The two ends of the nest extend to the edge of the other side, and the arc-shaped nicks parallel to the arc-shaped dents are respectively provided on the inner and outer sides of the arc-shaped dents, and the outer arc-shaped nicks are communicated with the straight nicks. The curved nick extends from the center of the arcuate recess to both ends, and its length is an arcuate recess 1/2 to 3/4. Sovereign matter item 1, an easy-to-open-cap easy-open cap including two linear nicks (3) at the top of the petal-shaped cap (1) and the cap (1), characterized by the top of the cap (1) and An arcuate recess (2) is provided at the transition arc between the petals of the chrysanthemum. Two straight nicks (3) extend from the two ends of the arcuate recess (2) to the edge of the other side. The inner and outer sides of the arc-shaped dimple (2) are respectively provided with arc-shaped nicks (4, 5) parallel to the arc-shaped dimple (2), the outer arc-shaped nicks (4) and the straight nicks (3). Connected, the inner arcuate nick (5) extends from the center of the arcuate dimple (2) to both ends, and its length is 1/2 to 3/4 of the length of the arcuate dimple (2).