JPS6138378U - medical check valve - Google Patents
medical check valveInfo
- Publication number
- JPS6138378U JPS6138378U JP12284584U JP12284584U JPS6138378U JP S6138378 U JPS6138378 U JP S6138378U JP 12284584 U JP12284584 U JP 12284584U JP 12284584 U JP12284584 U JP 12284584U JP S6138378 U JPS6138378 U JP S6138378U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder part
- nozzle insertion
- outer cylinder
- side wall
- inner cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Check Valves (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案の第一実施例に係る逆止弁を示す断面図
、第2図は第1図の■一■線に沿う断面.図、第3図は
同逆止弁の開弁状態を一部破断して示す側面図、第4因
は本考案の第二実施例に係る逆止弁を示す断面図、第5
図は同逆止弁の内筒部を取り出して示す正面図、第6図
は本考案の第三実施例に係る逆止弁を示す断面図である
。
10・・・逆止弁、11・・・外筒部、12・・・内筒
部、13−・・ノズル挿入口、14・・・連通口、15
・・・ノズル、20・・・逆止弁、21・・・先端開口
、22・・・溝部、23・・・突起部、30・・・逆止
弁、13A・・・ノズル挿入口。FIG. 1 is a cross-sectional view showing a check valve according to a first embodiment of the present invention, and FIG. 2 is a cross-sectional view taken along line 1-1 in FIG. Figure 3 is a partially cutaway side view showing the check valve in the open state; the fourth cause is a sectional view showing the check valve according to the second embodiment of the present invention;
The figure is a front view showing the inner cylinder portion of the check valve taken out, and FIG. 6 is a sectional view showing the check valve according to a third embodiment of the present invention. DESCRIPTION OF SYMBOLS 10... Check valve, 11... Outer cylinder part, 12... Inner cylinder part, 13-... Nozzle insertion port, 14... Communication port, 15
... Nozzle, 20 ... Check valve, 21 ... Tip opening, 22 ... Groove, 23 ... Projection, 30 ... Check valve, 13A ... Nozzle insertion port.
Claims (3)
外筒部と、該外筒部の開口端に挿入される一端が連通口
となっており外筒部の内面に密着状態で嵌着し外筒部の
ノズル挿入口を閉止する上記連通口近傍の側壁を有する
内筒部とからなる逆止弁であって、前記内筒部の側壁は
、外筒部のノズル挿入口に挿入されるノズルの先端部に
よって、内筒部の内方に弾性変形する可視性を有し、該
変形によりノズル挿入口に外筒部および内筒部の内部空
間との連通状態を形成することを特徴とする医療用逆止
弁。(1) One end is an open end and the outer cylinder part has a nozzle insertion convex on the side wall, and one end that is inserted into the open end of the outer cylinder part is a communication port and is fitted tightly to the inner surface of the outer cylinder part. and an inner cylinder part having a side wall near the communication port that closes the nozzle insertion opening of the outer cylinder part, the side wall of the inner cylinder part being inserted into the nozzle insertion opening of the outer cylinder part. The tip of the nozzle has visibility to elastically deform inward of the inner cylinder part, and this deformation forms a state of communication between the nozzle insertion port and the internal spaces of the outer cylinder part and the inner cylinder part. Features of medical check valves.
突起してなる実用新案登録請求の範囲第1項に記載の医
療用逆止弁。(2) The medical check valve according to claim 1, wherein the side wall of the inner cylinder portion facing the nozzle insertion port projects outward.
の側壁に傾斜配置されてなる実用新案登録請求の範囲第
1項に記載の医療用逆止弁。(3) The medical check valve according to claim 1, wherein the nozzle insertion port is arranged at an angle on the side wall of the inner cylinder portion facing the nozzle insertion port.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12284584U JPS6138378U (en) | 1984-08-13 | 1984-08-13 | medical check valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12284584U JPS6138378U (en) | 1984-08-13 | 1984-08-13 | medical check valve |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6138378U true JPS6138378U (en) | 1986-03-10 |
JPH0216765Y2 JPH0216765Y2 (en) | 1990-05-09 |
Family
ID=30681601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12284584U Granted JPS6138378U (en) | 1984-08-13 | 1984-08-13 | medical check valve |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6138378U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006043354A (en) * | 2004-08-09 | 2006-02-16 | Top:Kk | Connector for medical use |
JP2012145212A (en) * | 2011-01-06 | 2012-08-02 | Minoru Nakamura | Check valve |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW202112837A (en) | 2019-09-26 | 2021-04-01 | 日商富士軟片股份有限公司 | Heat-conducting layer production method, laminate production method, and semiconductor device production method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4922472U (en) * | 1972-05-30 | 1974-02-26 |
-
1984
- 1984-08-13 JP JP12284584U patent/JPS6138378U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4922472U (en) * | 1972-05-30 | 1974-02-26 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006043354A (en) * | 2004-08-09 | 2006-02-16 | Top:Kk | Connector for medical use |
JP4500619B2 (en) * | 2004-08-09 | 2010-07-14 | 株式会社トップ | Medical connector |
JP2012145212A (en) * | 2011-01-06 | 2012-08-02 | Minoru Nakamura | Check valve |
Also Published As
Publication number | Publication date |
---|---|
JPH0216765Y2 (en) | 1990-05-09 |
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