초록 ▼

A tamper-evident closure for sealing a package cooperates with a separately applied indicator ring, which is torn apart during the opening of the package, so that a portion of the indicator ring drops clear of the closure to indicate that the closure has been turned at least partially off of the pac

A tamper-evident closure for sealing a package cooperates with a separately applied indicator ring, which is torn apart during the opening of the package, so that a portion of the indicator ring drops clear of the closure to indicate that the closure has been turned at least partially off of the package. The indicator ring has a lower mounting portion and an upper ratchet and indicating portion which is connected to the lower mounting portion of the ring by a series of frangible connectors which are ruptured as the cap is removed.

대표청구항 ▼

A tamper-evident closure cap for sealing a container comprising the combination of: a molded plastic sealing portion including a cover and a depending skirt; thread means on said skirt for engaging cooperating thread means on the container; a molded plastic tamper indicating member for encircling th

A tamper-evident closure cap for sealing a container comprising the combination of: a molded plastic sealing portion including a cover and a depending skirt; thread means on said skirt for engaging cooperating thread means on the container; a molded plastic tamper indicating member for encircling the container mouth below the closure cap; means for preventing the indicating member from moving on the container; said indicating member comprising spaced portions detachably connected by frangible members; ratchet means operatively coupling said sealing portion to one of said indicating member portions causing said one portion to turn with the sealing portion when the sealing portion is turned off of the container for separating the indicating member portions.