Patent ID: 6647862
Filing Date: 2003-11-18
Classification: A47J

Abstract:
An upper lid of a coffee maker comprising an upper lid body to be rotatably mounted around a filling opening of a container of a coffee maker, said upper lid formed with a receiving space for receiving a rotatable receiving unit having a female-threaded portion in a lower portion, said rotatable receiving unit fitted with a resilient pushing-up unit in its central through hole: and,characterized by a support post with a support base inserted through a through hole of a protruding-up annular edge in the center of said rotatable receiving unit, the portion of said support post between said support base and a receiving recess in a top side of said rotatably receiving unit orderly fitted around with a silica gel ring, a spring supporter and a compress spring, said compress spring having its bottom end engaged with an upper mounting portion of said spring supporter, a safety upper base resting on said protruding-up annular edge of said rotatable receiving unit, said safety upper base provided in the center with a support member protruding downward for engaging a top end of said compress spring, said support post having its top end combined with a warning member, said warning member movably positioned in a through hole bored in the top center of said upper lid: steam produced by boiling water inside the container of a coffee maker pushing up said safety valve unit, said top warning member synchronously forced to protrude out of said through hole of said upper lid, said protruding-out warning member reminding a user of hot high-pressured steam inside the coffee maker and warning him/her not to open said upper lid directly.