JP3962388B2 - ダイヤフラム - Google Patents
ダイヤフラム Download PDFInfo
- Publication number
- JP3962388B2 JP3962388B2 JP2004076718A JP2004076718A JP3962388B2 JP 3962388 B2 JP3962388 B2 JP 3962388B2 JP 2004076718 A JP2004076718 A JP 2004076718A JP 2004076718 A JP2004076718 A JP 2004076718A JP 3962388 B2 JP3962388 B2 JP 3962388B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- main body
- attached
- center rod
- convex
- 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.)
- Expired - Fee Related
Links
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000012530 fluid Substances 0.000 description 16
- 239000007788 liquid Substances 0.000 description 6
- 238000005452 bending Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
Images
Landscapes
- Reciprocating Pumps (AREA)
Description
2 本体部
3 取付部
4 隔膜部
5 突出部
6 端縁部分
7 凸部分
8 ネジ穴
9 貫通口
10 センターロッド
11 スペーサー
20 押さえリング
30 取付部
31 外壁
40 センターディスク
41 中心部
42 ネジ穴
Claims (1)
- ダイヤフラムポンプ装置に用いられ、該ダイヤフラムポンプ装置のセンターロッド10に取り付けられるダイヤフラム1において、
樹脂で形成された円盤状の本体部2と、
前記センターロッド10が取り付けられる取付部3と、
前記円盤状の本体部2の中央部にあって該本体部2と一体成形され端縁部分6が凸状に形成されてなる環状の突出部5と、
前記取付部3に形設してなる凸部分であって前記環状の突出部5の前記端縁部分6と係合する前記本体部2の直径方向外方に向いた凸部分7と、
前記突出部5の端縁部分6を前記本体部2の直径方向内方に向いた凸状に形成し、前記突出部5の端縁部分6と前記取付部3の前記凸部分7とを圧入によって係合させるとともに前記本体部2の前記突出部5の端縁部分6の外周に押さえリング20を圧入することにより、前記取付部3を前記本体部2に取り付けてダイヤフラム1を前記センターロッド10に固定してなることを特徴とするダイヤフラム。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004076718A JP3962388B2 (ja) | 2004-03-17 | 2004-03-17 | ダイヤフラム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004076718A JP3962388B2 (ja) | 2004-03-17 | 2004-03-17 | ダイヤフラム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005264795A JP2005264795A (ja) | 2005-09-29 |
JP3962388B2 true JP3962388B2 (ja) | 2007-08-22 |
Family
ID=35089617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004076718A Expired - Fee Related JP3962388B2 (ja) | 2004-03-17 | 2004-03-17 | ダイヤフラム |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3962388B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070134112A1 (en) * | 2005-12-14 | 2007-06-14 | Hupp Evan L | Button diaphragm piston pump |
DE102020125567A1 (de) | 2020-09-30 | 2022-03-31 | Ulman Dichtungstechnik Gmbh | Verbundmembran für Membranpumpen |
JP7182736B1 (ja) * | 2022-02-04 | 2022-12-02 | 株式会社イワキ | ダイヤフラムとリテーナの取付構造 |
-
2004
- 2004-03-17 JP JP2004076718A patent/JP3962388B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005264795A (ja) | 2005-09-29 |
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