JPS61158704U - - Google Patents
Info
- Publication number
- JPS61158704U JPS61158704U JP4340785U JP4340785U JPS61158704U JP S61158704 U JPS61158704 U JP S61158704U JP 4340785 U JP4340785 U JP 4340785U JP 4340785 U JP4340785 U JP 4340785U JP S61158704 U JPS61158704 U JP S61158704U
- Authority
- JP
- Japan
- Prior art keywords
- waveguide
- mentioned
- wall
- convex portion
- cylindrical sheet
- 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
- 239000013013 elastic material Substances 0.000 claims 1
- 239000000945 filler Substances 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図はこの考案の一実施例による伸縮導波管
を示す断面図、第２図は従来の伸縮導波管を示す
断面図である。
図において１は外嵌導波管、２は内挿導波管、
３は凸部、４は筒状シート、５は弾性充てん剤、
６はバンドである。なお、各図中同一符号は同一
または相当部分を示す。
FIG. 1 is a sectional view showing a telescoping waveguide according to an embodiment of this invention, and FIG. 2 is a sectional view showing a conventional telescoping waveguide. In the figure, 1 is an external waveguide, 2 is an internal waveguide,
3 is a convex portion, 4 is a cylindrical sheet, 5 is an elastic filler,
6 is a band. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
ように外嵌導波管に内挿導波管を挿入して成り、
導波管軸に沿つて摺動可能な構造の伸縮導波管に
おいて、かつ上記の外嵌導波管及び内挿導波管の
外壁の一部に凸部を設け、この凸部及び上記外嵌
導波管と上記内挿導波管との嵌合部を被うように
無通気性の筒状シートを設け、この筒状シートの
内側で上記凸部近傍の導波管外壁に弾性体を設け
、更に上記凸部の両側で上記筒状シートをバンド
で締め付けて導波管内部を気密構造にしたことを
特徴とする伸縮導波管。 The inner waveguide is inserted into the outer waveguide so that the outer wall of the inner waveguide is in contact with the inner wall of the outer waveguide,
In an extensible waveguide having a structure capable of sliding along the waveguide axis, a convex portion is provided on a part of the outer wall of the above-mentioned outer fitting waveguide and the above-mentioned inner waveguide, and this convex portion and the above-mentioned outer An air-impermeable cylindrical sheet is provided to cover the fitting portion of the fitted waveguide and the above-mentioned inner waveguide, and an elastic material is placed on the outer wall of the waveguide near the above-mentioned convex portion inside this cylindrical sheet. A telescopic waveguide characterized in that the cylindrical sheet is further tightened with a band on both sides of the convex portion to form an airtight structure inside the waveguide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4340785U JPS61158704U (en) | 1985-03-26 | 1985-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4340785U JPS61158704U (en) | 1985-03-26 | 1985-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61158704U true JPS61158704U (en) | 1986-10-01 |
Family
ID=30555047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4340785U Pending JPS61158704U (en) | 1985-03-26 | 1985-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61158704U (en) |
-
1985
- 1985-03-26 JP JP4340785U patent/JPS61158704U/ja active Pending