Title:
薬液注入用のリザーバー容器
Document Type and Number:
Japanese Patent JP7262701
Kind Code:
B2
Abstract:
To provide a novel structure reservoir container which is different from prior structure reservoir containers.SOLUTION: A reservoir container 10 for chemical injection is configured so that an inner face of a cylindrical peripheral wall part 26 on a bottomed cylindrical shaped housing body 18 forming a housing 16 is formed into an inclined inner face 94 spreading toward an opening side, on the other hand, the inclined inner face 94 comprises a plurality of guide projections 96 extending in a longitudinal direction of the housing body 18, a projection height of the guide projection 96 gradually increases toward the opening side of the housing body 18 corresponding to inclination of the inclined inner face 94, therefore a guide surface 98 for guiding a movement member 50 in a longitudinal direction of the housing 16 in a facing state and in a state of having almost constant contact force or a gap to a peripheral face 90 of the movement member 50, is formed by tip ends of the guide projections 96.SELECTED DRAWING: Figure 3
Inventors:
Shingo Sakamoto
Application Number:
JP2019060908A
Publication Date:
April 24, 2023
Filing Date:
March 27, 2019
Export Citation:
Assignee:
NIPRO CORPORATION
International Classes:
A61M5/152
Domestic Patent References:
| JP56102252A | ||||
| JP7116250A | ||||
| JP2003111839A | ||||
| JP2018023641A |
Foreign References:
| WO2003030970A1 | ||||
| WO2005077437A1 |
Attorney, Agent or Firm:
Kasai Nakane International Patent Office
Kasai Yoshitaka
Mie Nakane
Kasai Yoshitaka
Mie Nakane