To provide an easily openable blister pack which does not require an operation such as pressing a protrusion in opening, does not cause an object packaged to fly out unexpectedly from a storage part in the protrusion and which is structured in such a manner that a child cannot open it easily for preventing intake by mistake, etc.
An annular seal part for sealing a blister sheet and an adhesion sheet is provided on the periphery of a blister case. A seal area for sealing the blister sheet and the adhesion sheet is provided on the outside of the annular seal part across an easy peel area. The easy peel area is made as a weak seal area where the blister sheet and the adhesion sheet are sealed to have a eealing strength smaller than the annular seal part and the seal area, or is made as a non-sealed area where the blister sheet and the adhesion sheet are not sealed. The seal area is provided with an open starting point for peeling the adhesion sheet from the blister sheet toward the easy peel area side.
| JPS5071373U | 1975-06-24 | |||
| JP2009501682A | 2009-01-22 | |||
| JPH0314476A | 1991-01-23 | |||
| JP2008150082A | 2008-07-03 |
Seiichi Yakumaru
Hiroaki Nakatani
Yuichi Koyama
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