JPH0391571U - - Google Patents
Info
- Publication number
- JPH0391571U JPH0391571U JP37590U JP37590U JPH0391571U JP H0391571 U JPH0391571 U JP H0391571U JP 37590 U JP37590 U JP 37590U JP 37590 U JP37590 U JP 37590U JP H0391571 U JPH0391571 U JP H0391571U
- Authority
- JP
- Japan
- Prior art keywords
- bellows
- valley
- sectional
- curvature
- radius
- 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
- 239000002184 metal Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Diaphragms And Bellows (AREA)
Description
第１図は本考案の一実施例に係るベローズを示
す一部破断半縦断面図、第２図は第１図の端末部
が山部形状の場合の部分断面図、第３図は第１図
の両端末部が山部と谷部形状の場合の要部縦断面
図、第４図は第１図のベローズの金具溶接状態を
示す要部縦断面図、第５図は従来のベローズの金
具溶接状態を示す要部縦断面図、第６図は従来の
ベローズの端末の谷部幅を単に拡げた状態の要部
縦断面図、第７図は機械加工と液圧成形を組み合
せて成形されるＭＨ形成ベローズの端末溶接状態
を示す要部縦断面図、第８図は従来のＭＨ成形ベ
ローズの端末溶接状態を示す要部縦断面図、第９
図ａ，ｂは第７図の本実施例のＭＨ成形ベローズ
の成形工程を示す要部縦断面図、第１０図は従来
のベローズの一部破断半縦断面図である。
符号の説明、１……蛇腹部、２……山部、３…
…谷部、３Ａ……端末谷部、２Ａ……端末山部、
４……金具、５……つば部、６……押え治具、Ｒ
Ａ……端末谷部の曲率半径、ＲＢ……端末山部の
曲率半径。
FIG. 1 is a partially cutaway half-longitudinal cross-sectional view showing a bellows according to an embodiment of the present invention, FIG. 2 is a partial cross-sectional view of the bellows shown in FIG. Fig. 4 is a vertical cross-sectional view of the main part of the bellows shown in Fig. 1, showing the welded state of the metal fittings, and Fig. 5 is a longitudinal cross-sectional view of the main part of the bellows of the conventional bellows shown in Fig. 1. Figure 6 is a vertical cross-sectional view of the main part showing the metal fittings welded, Figure 6 is a vertical cross-sectional view of the main part of a conventional bellows with the width of the valley at the end simply widened, and Figure 7 is formed by combining machining and hydroforming. FIG. 8 is a vertical cross-sectional view of the main part showing the end welding state of the conventional MH formed bellows, FIG.
Figures a and b are longitudinal cross-sectional views of essential parts showing the forming process of the MH molded bellows of this embodiment shown in Figure 7, and Figure 10 is a partially broken half-longitudinal cross-sectional view of the conventional bellows. Explanation of symbols, 1... bellows part, 2... mountain part, 3...
...Tanibe, 3A...Terminal valley, 2A...Terminal peak,
4...Metal fittings, 5...Brim part, 6...Presser jig, R
A... Radius of curvature of the terminal valley, RB... Radius of curvature of the terminal peak.
Claims (1)
自在の蛇腹部を備えたベローズにおいて、 前記蛇腹部の端末が谷部のときは谷部の曲率半
径を、山部のときは山部の曲率半径を、それぞれ
中間部の谷部および山部の曲率半径よりも大きく
設定して成ることを特徴とするベローズ。[Claims for Utility Model Registration] In a bellows having a retractable bellows portion formed by alternately repeating peaks and valleys, when the end of the bellows portion is a valley, the radius of curvature of the valley is defined as: A bellows characterized in that the radius of curvature of the peak is set larger than the radius of curvature of the valley and peak of the intermediate portion, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP37590U JPH0391571U (en) | 1990-01-09 | 1990-01-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP37590U JPH0391571U (en) | 1990-01-09 | 1990-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0391571U true JPH0391571U (en) | 1991-09-18 |
Family
ID=31504327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP37590U Pending JPH0391571U (en) | 1990-01-09 | 1990-01-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0391571U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003132770A (en) * | 2001-10-23 | 2003-05-09 | Hitachi Ltd | Vacuum circuit breaker |
| JP2004099916A (en) * | 2002-09-04 | 2004-04-02 | Saginomiya Seisakusho Inc | Mandrel for producing electrodeposited bellows and electrodeposited bellows |
| JP2006000622A (en) * | 2004-05-18 | 2006-01-05 | Tokuyama Kogyosha:Kk | Handrail for toilet bowl |
| JP2007075574A (en) * | 2005-09-15 | 2007-03-29 | Araya Industrial Co Ltd | Care and support device for western-style toilet |
| JP2013060821A (en) * | 2011-09-12 | 2013-04-04 | Hino Motors Ltd | Intake pipe structure |
| JP2020526247A (en) * | 2017-07-07 | 2020-08-31 | 北京恒通信佳科技発展有限公司 | Bellows |
| JP2020526245A (en) * | 2017-07-07 | 2020-08-31 | 北京恒通信佳科技発展有限公司 | Finger joint rehabilitation device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5844523B2 (en) * | 1980-12-26 | 1983-10-04 | 大英技研株式会社 | food tray packing equipment |
-
1990
- 1990-01-09 JP JP37590U patent/JPH0391571U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5844523B2 (en) * | 1980-12-26 | 1983-10-04 | 大英技研株式会社 | food tray packing equipment |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003132770A (en) * | 2001-10-23 | 2003-05-09 | Hitachi Ltd | Vacuum circuit breaker |
| JP2004099916A (en) * | 2002-09-04 | 2004-04-02 | Saginomiya Seisakusho Inc | Mandrel for producing electrodeposited bellows and electrodeposited bellows |
| JP2006000622A (en) * | 2004-05-18 | 2006-01-05 | Tokuyama Kogyosha:Kk | Handrail for toilet bowl |
| JP4491374B2 (en) * | 2004-05-18 | 2010-06-30 | 株式会社徳山工業社 | Toilet handrail |
| JP2007075574A (en) * | 2005-09-15 | 2007-03-29 | Araya Industrial Co Ltd | Care and support device for western-style toilet |
| JP4617237B2 (en) * | 2005-09-15 | 2011-01-19 | 新家工業株式会社 | Western-style toilet aids |
| JP2013060821A (en) * | 2011-09-12 | 2013-04-04 | Hino Motors Ltd | Intake pipe structure |
| JP2020526247A (en) * | 2017-07-07 | 2020-08-31 | 北京恒通信佳科技発展有限公司 | Bellows |
| JP2020526245A (en) * | 2017-07-07 | 2020-08-31 | 北京恒通信佳科技発展有限公司 | Finger joint rehabilitation device |