Abstract: Disclosed herein is a press device for coupling two cups respectively made of a first and a second materials and are stacked together to form a double wall cup after pressing. The press device comprises an upper mold and a lower mold; in its structure, the upper mold includes a first hollow cylinder and a second hollow cylinder that can move vertically inside the first hollow cylinder; and the lower mold comprises a third hollow cylinder for accommodating and holding the two cups and a push rod centrally disposed within the third hollow cylinder for pushing up the two cups. The press device does not include any alignment structure for positioning the two cups. Also encompassed in the present disclosure is a method for coupling the two cups by utilizing the present press device, and the coupling method does not include any step of rotating or positioning the two cups.

Abstract: A lid for mounting on a cup opening defined by a brim of a cup body includes a cover having a substantially planar portion and a recessed opening disposed on the cover; a side wall disposed around the periphery of the cover; a flange extended from the bottom edge of the side wall and forms a trench space for accommodating the brim of the cup body when the lid is mounted on the cup opening; and a breathable film disposed below the substantially planar portion and covered the recessed opening of the cover. The cover and the breathable film of the present lid are integrally formed into a single piece.

Abstract: Disclosed herein is a lid for mounting on a cup opening defined by a brim of a cup body. The lid comprises a cover having a substantially planar portion and a recessed opening disposed on the cover; a side wall disposed around the periphery of the cover; a flange extended from the bottom edge of the side wall and forms a trench space for accommodating the brim of the cup body when the lid is mounted on the cup opening; and a breathable film disposed below the substantially planar portion and covered the recessed opening of the cover. The cover and the breathable film of the present lid are integrally formed into a single piece.

Abstract: Disclosed herein is an injection molded lid for use with a container. The lid includes a lid body and a securing member, respectively made of a first material and a second material. The lid body includes a cover portion and a flange portion disposed around the periphery of the cover portion. One side wall of the flange portion has one or more notches. The securing member includes at least one tab and a frame disposed at the flange portion. The tab extends from the top or bottom of the frame and covers the notch. Also disclosed herein is a container and lid assembly that includes a container and an above-described injection molded lid.

Abstract: Disclosed herein is an injection molded lid for use with a container. The lid includes a lid body and a securing member, respectively made of a first material and a second material. The lid body includes a cover portion and a flange portion disposed around the periphery of the cover portion. One side wall of the flange portion has one or more notches. The securing member includes at least one tab and a frame disposed at the flange portion. The tab extends from the top or bottom of the frame and covers the notch. Also disclosed herein is a container and lid assembly that includes a container and an above-described injection molded lid.

Abstract: An injection molded lid (100) for use with a container, which includes a lid body (110) and a securing member (150). The lid body (110) includes a cover portion (120) and a flange portion (130). One side wall (134) of the flange portion has one or more notches (138). The securing member (150) includes a frame (152) and at least one tab (154). The tab (154) covers the notch. The securing member (150) provides extra fastening strength that prevents the spillage or leakage of the content within the container.

Abstract: An injection molded lid (100) for use with a container, which includes a lid body (110) and a securing member (150). The lid body (110) includes a cover portion (120) and a flange portion(130). One side wall (134) of the flange portion has one or more notches (138). The securing member (150) includes a frame (152) and at least one tab (154). The tab (154) covers the notch. The securing member (150) provides extra fastening strength that prevents the spillage or leakage of the content within the container.