Child's or infant's drinking cup assembly with dual locking mech

Details Child's or infant's drinking cup assembly with dual locking mech Child's or infant's drinking cup assembly with dual locking mech

1991-08-19

1992-09-15

Marcus, Stephen

Receptacles

Container attachment or adjunct

Drinking device

220703, 220705, 220711, 220716, A47G 1922

Patent

active

051470667

ABSTRACT:
A child's or infant's drinking cup assembly having a cup portion and a lid portion and having means for engaging the portions with each other. The cup portion has a cup cavity and means for engaging said lid portion. The lid portion has a spout and a spout chamber with access holes for sipping from the fluidic contents of the cup when the lid portion is engaged to the cup portion. Lock mechanisms are provided on an upper cylindrical surface of the lid portion for the purpose of engaging stops on an annular surface of the cup portion. When the lid portion is engaged and lockingly fitted to the cup portion, the lock mechanisms maintain the lid portion in engagement with the cup portion and prevent removal of the lid portion by a baby or child.

REFERENCES:
patent: 4241856 (1980-12-01), Otterson
patent: 4358031 (1982-11-01), Lohrman
patent: 4388996 (1983-06-01), Panicci
patent: 4572385 (1986-02-01), Luker
patent: 4850496 (1989-07-01), Rudell et al.

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