초록 ▼

A tapered cup having an outwardly rolled lip includes a cup wall having an upper portion that is outwardly flared more than an adjacent lower wall portion. The cup can include a groove below the outwardly rolled lip in the inner face of the cup wall. The cup can be provided with stacking ribs within

A tapered cup having an outwardly rolled lip includes a cup wall having an upper portion that is outwardly flared more than an adjacent lower wall portion. The cup can include a groove below the outwardly rolled lip in the inner face of the cup wall. The cup can be provided with stacking ribs within the cup to aid in stacking of two or more cups. The cup can include a tapered lid with an outwardly flared lip that seats against the inner wall of the cup and that does not extend over the lip of the cup. The lid can include a locking ring below the outwardly flared lip of the lid that is adapted for insertion into the groove in the cup. The lid further includes a fluid port.

대표청구항 ▼

[ What is claimed is:] [1.] A cup assembly comprising:cup comprising:a resilient, hollow, frustroconical body open at a first end and closed at a second end, said first end having a greater diameter than said second end, said body including a wall having an inner face and an outer face, said wall ex

[ What is claimed is:] [1.] A cup assembly comprising:cup comprising:a resilient, hollow, frustroconical body open at a first end and closed at a second end, said first end having a greater diameter than said second end, said body including a wall having an inner face and an outer face, said wall extending from said first end to said second end, the outer face of said wall having a first linear portion extending from said second end to an intermediate wall point and a second linear portion extending from said intermediate wall point to said first end, said second linear portion being angled outward more than said first linear portion, said wall having an beaded lip at said open first end, and a groove subjacent to said beaded lip and inscribed in said inner face of said wall; anda lid comprising:a resilient, hollow, frustroconical body open at a first end and closed at a second end, wherein said first end has a greater diameter than said second end, and wherein said body includes a wall having an inner face and an outer face, said wall extending from said first end to said second end, and said wall having an outwardly flared lip at said open first end, said lip of said lid having a diameter that is less than the diameter of said open first end of said cup;a locking ring on said lid subjacent to said outwardly flared lip, said locking ring adapted for insertion into said groove of said cup;said closed second end of said lid defining a fluid port; andwherein said second linear portion of said wall of said cup has a length substantially equal to the height of said lid, wherein a substantially uniform fluid tight seal is provided between said lid and said cup when said lid is mated with said cup and wherein the lip of the lid covers only a portion of an inner face of the beaded lip of the cup.