Capsule for preparing a drink and method for preparing a drink using such capsule

It is the method of extracting a drink by passing 熱水 in a capsule (1), and in this method, 1st at least one break (10) that penetrates in the 2nd wall (3) of a capsule (1), and extends in a line is formed, without removing material mostly. A contiguity portion (11) which divides a break (10) in the 2nd wall (3) of a break, When required, by pouring 熱水 into a capsule, it can draw each other near again and internal pressure in a capsule should increase further, Without distributing most drinks, it is made to discharge, and the above-mentioned contiguity portion (11) of each other partial at least which divides the break (10) by modification of the 2nd wall (3) next is pulled apart for gas contained in a capsule, and a drink is made to flow out. The present invention relates also to a device and a capsule for enforcing this method further.