Title:
CUP
Document Type and Number:
Japanese Patent JP2724969
Kind Code:
B2
Abstract:
PURPOSE: To provide a cup in which coffee can be poured or drunk as a cap is left on the cup.
CONSTITUTION: An inner cap 2 is put on a cup body, and an outer 7 cap 3 is rotatably put on the inner cap. Drinking holes 10, 11, injection hole 8, 9, and blocking parts 12, 13 are formed on the inner cap and the outer cap, respectively. The central angle α of the blocking part is set to α≥a+b between the central angle (a) of the injection hole and the central angle (b) of the drinking hole, the condition of 2a+b=2 is satisfied, and the rotating track of the injecting hole never overlap the rotating track of the drinking hole.
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Inventors:
NAKAJIMA HIDETAKA
Application Number:
JP21043894A
Publication Date:
March 09, 1998
Filing Date:
August 11, 1994
Export Citation:
Assignee:
NAKAJIMA HIDETAKA
International Classes:
A47G19/22; (IPC1-7): A47G19/22
Attorney, Agent or Firm:
Nobuyuki Shima