Title:
ROTARY-TYPE MOP CLEANER HAVING IMPROVED DURABILITY OF GEAR DRIVE UNIT
Document Type and Number:
WIPO Patent Application WO/2017/217570
Kind Code:
A1
Abstract:
A rotary-type mop cleaner having a gear drive unit, according to the present invention, is characterized in that the gear drive unit comprises: a lower bearing (365) which is axially coupled to the bottom of a rotation shaft (330) and supports the rotation shaft (330); and a packing part (370) which comprises a skirt-shaped blade part (373) coming into contact with at least an outer ring of the lower bearing (365), and is coupled to a worm wheel (320) on the lower surface of the worm wheel (320), and in that the packing part (370) prevents a lubricant for a worm (312) and the worm wheel (320) or foreign material from being introduced to the inside of the lower bearing (365).
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Inventors:
JUNG CHULHWA (KR)
Application Number:
PCT/KR2016/006400
Publication Date:
December 21, 2017
Filing Date:
June 16, 2016
Export Citation:
Assignee:
HONORS CO LTD (KR)
International Classes:
A47L11/283
Domestic Patent References:
| WO2011005027A2 | 2011-01-13 |
Foreign References:
| US4699575A | 1987-10-13 | |||
| KR20090071509A | 2009-07-01 | |||
| KR101595727B1 | 2016-02-19 | |||
| US20050032602A1 | 2005-02-10 |
Attorney, Agent or Firm:
MIN, Byungjun (KR)
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