Title:
PAPER CUP OF DUAL STRUCTURE AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2020/050681
Kind Code:
A1
Abstract:
A paper cup of a dual structure according to one embodiment of the present invention comprises: an inner paper part having a plurality of diameter adjusting portions formed at predetermined angle intervals on one surface; a drink receiving part formed extending from one end of the inner paper part and bending formed into the inner portion of the inner paper part; and a drinking part formed at a boundary between the inner paper part and the drink receiving part and curled in a radially outward direction of the drink receiving part.
Inventors:
WOO BONG YOON (KR)
WOO JI YOUN (KR)
WOO JI YOUN (KR)
Application Number:
PCT/KR2019/011547
Publication Date:
March 12, 2020
Filing Date:
September 06, 2019
Export Citation:
Assignee:
WOO BONG YOON (KR)
WOO JI YOUN (KR)
WOO JI YOUN (KR)
International Classes:
B65D81/38; A47G23/02; B31C7/02; B65D3/22
Foreign References:
| JPH068213U | 1994-02-01 | |||
| JP2014125260A | 2014-07-07 | |||
| KR19920017610U | ||||
| JP2007516734A | 2007-06-28 | |||
| US20050087539A1 | 2005-04-28 | |||
| US20170112306A1 | 2017-04-27 |
Attorney, Agent or Firm:
LEE & PARK (KR)
Download PDF: