Title:
OPERATING APPARATUS FOR ELECTRICALLY ADJUSTING WATER PRESSURE
Document Type and Number:
WIPO Patent Application WO/2018/068254
Kind Code:
A1
Abstract:
Disclosed is an operating apparatus for electrically adjusting a water pressure, comprising a rack (9) and a left lower semicircular gear (8) and a right lower semicircular gear (7) symmetrically mounted in an articulated manner at left and right sides of the rack (9); axial centres of articulation shafts of the left lower semicircular gear (8) and the right lower semicircular gear (7) are located at the same horizontal level; a drive bar part (81) which extends upwardly is fixed on the left lower semicircular gear (8); a central axis of the drive bar part (81) is located at a connecting line direction of a circular arc mid-point of the left lower semicircular gear (8) and the axial centre of the articulation shaft thereof; and the drive bar part (81) is articulated with an upper end of a transmission connection bar (78) on its central axis.
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| WO/2003/048616 | ACCESS VALVE |
| JP2001199544 | DEVICE AND METHOD OF CARRYING POWDER MATERIAL WITH AIR PRESSURE AND ITS USE |
Inventors:
SHANG QINGGUANG (CN)
Application Number:
PCT/CN2016/101969
Publication Date:
April 19, 2018
Filing Date:
October 13, 2016
Export Citation:
Assignee:
SHANG QINGGUANG (CN)
International Classes:
F16K7/06
Foreign References:
| CN105626897A | 2016-06-01 | |||
| CN105570527A | 2016-05-11 | |||
| CN105824328A | 2016-08-03 | |||
| CN105840859A | 2016-08-10 | |||
| CN105673880A | 2016-06-15 | |||
| CN105587924A | 2016-05-18 | |||
| CN105626931A | 2016-06-01 | |||
| CN105626896A | 2016-06-01 | |||
| US20030201011A1 | 2003-10-30 |
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