Single-piece paper cup sip adaptor

An adaptor to enable a child to drink from a cup having a wall tapered at an angle and having a bead extending around an open end of the cup and located on an exterior surface of the cup, the adaptor comprising:

• annular collar for supporting the cup by engaging a lower portion of the bead of the cup around a substantial portion of a periphery of the bead;
• and
• a lid removably engageable with the collar, the lid having an annular flange depending from a lower surface toward the collar, the flange being located to abut an interior side of the wall of the cup when the lid engages the collar, the lid having a channel formed therein and located between the flange and a periphery of the lid and encircling the flange, the channel enclosing a portion of the bead of the cup when the lid engages the collar during use of the adaptor, the lid having a child drinking spout on an exterior surface of the lid adjacent a peripheral edge of the lid, the spout having holes therein that are in fluid communication with a lower surface of the lid to place the spout in fluid communication with the cup during use of the adaptor.

An adaptor assembly for enabling a child to drink from a cup having a wall with a bead extending around an open end of the cup and located on an exterior surface of the cup, the adaptor comprising:

• an annular collar having an inner periphery defining a circular opening through which a body of the cup extends, the collar being configured to engage a lower portion of the bead of the cup around a substantial portion of a periphery of the bead to support the cup when the cup is placed in the collar during use of the adaptor;
• a lid having a depending annular flange, the lid being placed over the collar and engaged with the collar so the flange wedges the wall of the cup between the flange and collar adjacent the bead to grip the cup when the lid engages the collar during use of the adaptor, the lid having a child drinking spout extending from an exterior surface of the lid with at least one opening in the spout in fluid communication with an inside of the lid to allow fluid communication with the cup during use of the adaptor.

An adaptor to enable a child to drink from a cup having a wall tapered at an angle toward a longitudinal axis of the cup and having a bead extending around an open end of the cup and located on an exterior surface of the cup, the adaptor comprising:

• an annular collar cooperating with a lid to grippingly engage opposing sides of at least one of the bead and the wall of the cup adjacent the bead of the cup, the gripping engagement being with sufficient force to provide a fluid tight seal around the open end of the cup, at least one of the collar and lid having a recess enclosing a portion of the bead around the entire opening of the cup, with the collar and lid cooperating to enclose a substantial portion of the bead around the entire opening of the cup during use of the adaptor, the lid being releasably fastened to the collar by a frictional latch, the lid having a child drinking spout on an exterior surface of the lid adjacent a peripheral edge of the lid, the spout having holes therein that are in fluid communication with a lower surface of the lid to place the spout in fluid communication with the cup during use of the adaptor.

The adaptor of claim 30, further comprising a tether joining the lid and collar, the tether being integrally molded with the lid and collar.