JPH0363790U - - Google Patents
Info
- Publication number
- JPH0363790U JPH0363790U JP12372489U JP12372489U JPH0363790U JP H0363790 U JPH0363790 U JP H0363790U JP 12372489 U JP12372489 U JP 12372489U JP 12372489 U JP12372489 U JP 12372489U JP H0363790 U JPH0363790 U JP H0363790U
- Authority
- JP
- Japan
- Prior art keywords
- elastic
- circumferential side
- elastic tube
- tube
- outer circumferential
- 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
- 239000013013 elastic material Substances 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 3
- 238000001802 infusion Methods 0.000 claims 1
- 239000011368 organic material Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Reciprocating Pumps (AREA)
Description
第１図Ａは、本考案の弾性チユーブの断面図、
Ｂは、該弾性チユーブ半径方向の厚さと弾性率の
関係を示す図、第２図Ａ，Ｂは、他の実施例を説
明するための図で、それぞれ第１図Ａ，Ｂと同様
の関係を示す。第３図は従来の弾性チユーブの押
圧時の力関係を説明する図である。
１，１００……弾性チユーブ、２……ケーシン
グ、３……押圧ローラ。
FIG. 1A is a cross-sectional view of the elastic tube of the present invention;
B is a diagram showing the relationship between the thickness of the elastic tube in the radial direction and the elastic modulus, and FIGS. 2A and B are diagrams for explaining other embodiments, and the same relationships as in FIGS. 1A and B are shown, respectively. shows. FIG. 3 is a diagram illustrating the force relationship when pressing a conventional elastic tube. 1,100...Elastic tube, 2...Casing, 3...Press roller.
Claims (1)
チユーブを少くとも一つの区間を挾む２点間で押
圧して液体を封止する押圧手段と、該押圧手段を
弾性チユーブ上で押圧移動する駆動手段とからな
り、液体を押圧移動方向に輸液する輸液ポンプに
おいて、前記弾性チユーブの材質を弾性率の高い
軟質有機材とし、該軟質有機材の弾性率を弾性チ
ユーブ内周側を小さく外周側を大きくしたことを
特徴とする弾性チユーブ。 (2) 弾性チユーブの断面において内周側を低弾
性材、外周側を高弾性材の異種弾性材からなる各
々一様厚さの複合形状とし且つ内周側低弾性層を
外周側の高弾性層よりも薄くしたことを特徴とす
る請求項(1)記載の弾性チユーブ。[Claims for Utility Model Registration] (1) An elastic tube communicating with a liquid source, a pressing means for sealing the liquid by pressing the elastic tube between two points sandwiching at least one section, and the pressing In an infusion pump that infuses liquid in the direction of pressure movement, the elastic tube is made of a soft organic material with a high elastic modulus, and the elastic tube has a high elastic modulus. An elastic tube characterized by having a smaller inner circumferential side and a larger outer circumferential side. (2) In the cross section of the elastic tube, the inner circumferential side is made of a low elastic material and the outer circumferential side is made of different elastic materials, each having a uniform thickness, and the low elastic layer on the inner circumferential side is made of a high elastic material on the outer circumferential side. 2. The elastic tube according to claim 1, wherein the elastic tube is thinner than the layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12372489U JPH087109Y2 (en) | 1989-10-23 | 1989-10-23 | Ambulance tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12372489U JPH087109Y2 (en) | 1989-10-23 | 1989-10-23 | Ambulance tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0363790U true JPH0363790U (en) | 1991-06-21 |
| JPH087109Y2 JPH087109Y2 (en) | 1996-02-28 |
Family
ID=31671689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12372489U Expired - Lifetime JPH087109Y2 (en) | 1989-10-23 | 1989-10-23 | Ambulance tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH087109Y2 (en) |
-
1989
- 1989-10-23 JP JP12372489U patent/JPH087109Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH087109Y2 (en) | 1996-02-28 |
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