JPS637733U - - Google Patents
Info
- Publication number
- JPS637733U JPS637733U JP9982586U JP9982586U JPS637733U JP S637733 U JPS637733 U JP S637733U JP 9982586 U JP9982586 U JP 9982586U JP 9982586 U JP9982586 U JP 9982586U JP S637733 U JPS637733 U JP S637733U
- Authority
- JP
- Japan
- Prior art keywords
- diameter surface
- tube
- inner tube
- protruding piece
- outer diameter
- 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
- 229920003002 synthetic resin Polymers 0.000 claims 2
- 239000000057 synthetic resin Substances 0.000 claims 2
- 238000009423 ventilation Methods 0.000 claims 1
Landscapes
- Duct Arrangements (AREA)
Description
第１図は本考案に係る装置を用いた送風機の側
断面図、第２図は本考案の１実施例の側断面図、
第３図、第４図はそれぞれ第２図の―線、
―線の正断面図、第５図は他の実施例の正断面
図、第６図は従来例の側断面図、第７図は他の従
来例の側断面図、第８図は第７図の―線の正
断面図である。
４９……外管、５１……内管、５９……突起片
、６１……係止溝、６３……突起部。
FIG. 1 is a side sectional view of a blower using a device according to the present invention, and FIG. 2 is a side sectional view of an embodiment of the present invention.
Figures 3 and 4 are the - line in Figure 2, respectively.
5 is a front sectional view of another embodiment, FIG. 6 is a side sectional view of a conventional example, FIG. 7 is a side sectional view of another conventional example, and FIG. 8 is a front sectional view of another embodiment. It is a front cross-sectional view taken along the line - in the figure. 49... Outer tube, 51... Inner tube, 59... Projection piece, 61... Locking groove, 63... Projection.
Claims (1)
内管５１の外径面を係脱自在に挿入する送風路に
おいて、前記外管４９の内径面または前記内管５
１の外径面のいずれか一方に突起片５９を突出し
て設け、他方に前記突起片５９に係合して、前記
突起片５９を軸方向から円周方向に連続して案内
する係止溝６１を設けるとともに、前記外管４９
の内径面または前記内管５１の外径面のいずれか
一方に、全周にわたつて突出して、他方の面に密
接する突起部６３を設けたことを特徴とする送風
管接続装置。 In a ventilation path in which the outer diameter surface of an inner tube 51 made of synthetic resin is removably inserted into the inner diameter surface of the outer tube 49 made of synthetic resin, the inner diameter surface of the outer tube 49 or the inner tube 5
A protruding piece 59 is provided protrudingly on either one of the outer diameter surfaces of the first part, and a locking groove that engages with the protruding piece 59 and continuously guides the protruding piece 59 from the axial direction to the circumferential direction. 61 and the outer tube 49
A blower pipe connecting device characterized in that a protrusion 63 is provided on either the inner diameter surface of the inner tube 51 or the outer diameter surface of the inner tube 51, protruding over the entire circumference and coming into close contact with the other surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9982586U JPS637733U (en) | 1986-07-01 | 1986-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9982586U JPS637733U (en) | 1986-07-01 | 1986-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS637733U true JPS637733U (en) | 1988-01-19 |
Family
ID=30969063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9982586U Pending JPS637733U (en) | 1986-07-01 | 1986-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS637733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08312136A (en) * | 1995-05-18 | 1996-11-26 | Takasago Thermal Eng Co Ltd | Thermal insulation sleeve |
-
1986
- 1986-07-01 JP JP9982586U patent/JPS637733U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08312136A (en) * | 1995-05-18 | 1996-11-26 | Takasago Thermal Eng Co Ltd | Thermal insulation sleeve |