초록 ▼

A tamper-proof closure includes a seal cap and a lock ring for securement to a container having a screw cap. The lock ring has a first portion integrally formed with the bottom of portion of the seal cap and a second portion which is breakably detachable from the seal cap. The second portion of the

A tamper-proof closure includes a seal cap and a lock ring for securement to a container having a screw cap. The lock ring has a first portion integrally formed with the bottom of portion of the seal cap and a second portion which is breakably detachable from the seal cap. The second portion of the lock ring is secured to the seal cap by spaced severable attachments. The first and second portions are separated by recesses one of which receives a projection on the container. The seal cap is secured over the screw cap by lips which are formed at its bottom edge and which catch the bottom edge of the screw cap.

대표청구항 ▼

A tamper-proof closure for containers having a screw cap and a projection on the container, comprising: a. a seal cap having a dimension and configuration adapted for receiving at least a portion of the screw cap therein; b. a lock ring disposed about the seal cap at one end thereof, and characteriz

A tamper-proof closure for containers having a screw cap and a projection on the container, comprising: a. a seal cap having a dimension and configuration adapted for receiving at least a portion of the screw cap therein; b. a lock ring disposed about the seal cap at one end thereof, and characterized in that the lock ring has: (1) a first portion integral with the seal cap; (2) a second portion breakably attached to the seal cap; the first and second portions being separated at their respective ends by recesses, the projection being disposed within one of the recesses when the seal cap is installed on the screw cap such that when the screw cap is opened, the second portion is at least partially detached from the seal cap and thereby evidences tampering with the screw cap.