Title:
LIQUID FEED DEVICE AND LIQUID DISCHARGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/005135
Kind Code:
A1
Abstract:
A liquid feed device according to an embodiment comprises: a first case (21) having an annular groove (213); and a shaft (24) which rotates relative to the first case (21) about a main pillar (241) serving as an axis. In addition, the liquid feed device comprises: a tube (23) disposed in the groove (213); and a pressing body (25) which is provided to a plurality of pillars (242) of the shaft (24), presses the tube (23) inside the groove (213), and can thereby close a liquid flow path inside the tube (23). Furthermore, the liquid feed device comprises a second case which is attached to the first case (21) and suppresses the tube (23) and the shaft (24) from being released from the first case (21). In addition, the groove (213) has a trapezoidal shape so that one side in one direction has a greater width, and the shape of a portion of the pressing body (25) introduced into the groove (213) is a trapezoidal shape corresponding to the shape of the groove (213).
Inventors:
CHIKAZAWA YUKI
OIKAZE HIROTOSHI
MATSUI YASUNORI
KITAZONO RYO
MURAKAMI SATOSHI
OIKAZE HIROTOSHI
MATSUI YASUNORI
KITAZONO RYO
MURAKAMI SATOSHI
Application Number:
PCT/JP2023/024160
Publication Date:
January 04, 2024
Filing Date:
June 29, 2023
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
F04C5/00
Domestic Patent References:
| WO2013154002A1 | 2013-10-17 |
Foreign References:
| JP2019090337A | 2019-06-13 | |||
| US20090053085A1 | 2009-02-26 | |||
| JP2014231841A | 2014-12-11 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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