Patent ID: 7017749

Claim:
A presser member to be mounted in a container vessel for storing and transporting precision substrates, said presser member comprising: a contacting part for contacting the precision substrates so as to press-hold the precision substrates; and a non-contacting part for supporting said contacting part without contacting the precision substrates and arranged to be connected to a body of the container vessel, said contacting part being formed of a material different than a material of said non-contacting part, said non-contacting part comprising a rectangular frame body having a pair of structuring parts, each of said structuring parts extending from a respective one of opposite sides of said frame body, said contacting part comprising a first contacting part formed on a first one of said structuring parts and a second contacting part formed on a second one of said structuring parts, each of said first contacting part and said second contacting part having a V-shaped groove for receiving a peripheral portion of one of the precision substrates.