Patent ID: 9700161
Date: 2017-07-11
CPC Classifications: A47C,A47G,B32B,B65D

Claim:
1. A gas cushioning material, comprising: a bag part formed of a film, the bag part having heat fusion lines defining a plurality of gas cell rows in parallel in the bag part, each gas cell row comprising a plurality of gas cells in a longitudinal direction of said each gas cell row, wherein the plurality of gas cells in each gas cell row communicate with each other through a communicating passage; a gas introducing passage for introducing gas to the bag part, the gas introducing passage formed at one end of the bag part; a plurality of gas injecting check valves through which the introduced gas from the gas introducing passage flows to the plurality of gas cell rows, each of the plurality of gas injecting check valves connected to each gas cell row, wherein each of the gas cell rows is able to be filled with the gas introduced from the gas introducing passage through each gas injecting check valve; a discharge valve part for discharging the gas from the gas cell rows, the discharge valve part formed at the other end of the bag part, the discharge valve part having a narrowed discharge passage, the discharge valve part having a first surface fastener and a second surface fastener, the first surface fastener attached to an edge of one surface of the discharge valve part, the second surface fastener attached to a part of the other surface opposite to said one surface of the discharge valve part,