JPH01165001U - - Google Patents
Info
- Publication number
- JPH01165001U JPH01165001U JP6278588U JP6278588U JPH01165001U JP H01165001 U JPH01165001 U JP H01165001U JP 6278588 U JP6278588 U JP 6278588U JP 6278588 U JP6278588 U JP 6278588U JP H01165001 U JPH01165001 U JP H01165001U
- Authority
- JP
- Japan
- Prior art keywords
- tube
- flexible tube
- endoscope
- flexible
- helical tube
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims 2
- 239000013013 elastic material Substances 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図は本考案の一実施例の可撓管を構成する
螺旋管の斜視図、第２図はその実施例の可撓管を
小さな曲率半径で曲げた状態を下半部を省略して
示す側面断面図、第３図はその可撓管を真直にし
た状態を下半部を省略して示す側面断面図、第４
図は内視鏡の全体的外観を示す略示図、第５図は
その―線切断面図、第６図は従来の可撓管を
小さな曲率半径で曲げた状態を下半部を省略して
示す側面断面図、第７図はその可撓管を真直にし
た状態を下半部を省略して示す側面断面図である
。
１……可撓管、６，７……螺旋管、８……網状
管、９……チユーブ。
Fig. 1 is a perspective view of a helical tube constituting a flexible tube according to an embodiment of the present invention, and Fig. 2 shows the flexible tube of the embodiment bent with a small radius of curvature, with the lower half omitted. Fig. 3 is a side sectional view showing the flexible tube in a straight state with the lower half omitted;
The figure is a schematic diagram showing the overall appearance of the endoscope, Figure 5 is a cross-sectional view taken along the line -, and Figure 6 is a conventional flexible tube bent with a small radius of curvature, with the lower half omitted. FIG. 7 is a side sectional view showing the flexible tube in a straight state with the lower half omitted. 1... Flexible tube, 6, 7... Spiral tube, 8... Reticular tube, 9... Tube.
Claims (1)
て螺旋状に巻いて形成した螺旋管を少なくとも２
重に重ね合わせ、その外側を可撓性の外皮により
被覆した内視鏡の可撓管において、最も外側の螺
旋管の帯材間の間隔を、内側の螺旋管の帯材間の
間隔より狭くしたことを特徴とする内視鏡の可撓
管。 (2) 上記の外側の螺旋管の帯材の肉厚が、内側
の螺旋管の帯材の肉厚より薄い請求項１記載の内
視鏡の可撓管。 (3) 上記の重なり合う複数の螺旋管が、交互に
逆向きに巻かれている請求項１又は２記載の内視
鏡の可撓管。[Claims for Utility Model Registration] (1) At least two spiral tubes formed by spirally winding a band made of a hard elastic material at intervals.
In an endoscope flexible tube that is overlapped in layers and covered with a flexible outer skin, the interval between the strips of the outermost helical tube is narrower than the interval between the strips of the inner helical tube. A flexible tube for an endoscope. (2) The flexible tube for an endoscope according to claim 1, wherein the thickness of the band material of the outer helical tube is thinner than the thickness of the band material of the inner helical tube. (3) The flexible tube of an endoscope according to claim 1 or 2, wherein the plurality of overlapping spiral tubes are wound alternately in opposite directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6278588U JPH01165001U (en) | 1988-05-12 | 1988-05-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6278588U JPH01165001U (en) | 1988-05-12 | 1988-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01165001U true JPH01165001U (en) | 1989-11-17 |
Family
ID=31288343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6278588U Pending JPH01165001U (en) | 1988-05-12 | 1988-05-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01165001U (en) |
-
1988
- 1988-05-12 JP JP6278588U patent/JPH01165001U/ja active Pending