Title:
BALL LIFTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/013546
Kind Code:
A1
Abstract:
A ball lifting device of the present invention, which employs a spiral ball transporting method for smoothly moving a ball, can move along a free path, is easy to be installed and operated, and has excellent durability and strength. The ball lifting device can be installed indoors as well as outdoors for educational, entertainment or viewing purposes. The ball lifting device can quickly move inflated balls filled with air used in ball games, and can be installed in connection with sports facilities as an automatic ball supply system.
Inventors:
CHO BYOUNGKOO (KR)
JEONG YEONUK (KR)
KIM BOSUB (KR)
HAN CHANGSUK (KR)
JEONG YEONUK (KR)
KIM BOSUB (KR)
HAN CHANGSUK (KR)
Application Number:
PCT/KR2019/008347
Publication Date:
January 16, 2020
Filing Date:
July 08, 2019
Export Citation:
Assignee:
CHO BYOUNGKOO (KR)
JEONG YEONUK (KR)
KIM BOSUB (KR)
HAN CHANGSUK (KR)
JEONG YEONUK (KR)
KIM BOSUB (KR)
HAN CHANGSUK (KR)
International Classes:
A63B47/00; B65G33/04
Foreign References:
| KR20060015696A | 2006-02-17 | |||
| JPH061418A | 1994-01-11 | |||
| KR20020072149A | 2002-09-14 | |||
| KR100756995B1 | 2007-09-07 | |||
| US4970746A | 1990-11-20 | |||
| KR200435097Y1 | 2007-01-09 | |||
| US5076582A | 1991-12-31 |
Other References:
See also references of EP 3821954A4
Attorney, Agent or Firm:
SHIN, Kyoungho (KR)
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