JPS6345262U - - Google Patents
Info
- Publication number
- JPS6345262U JPS6345262U JP13545686U JP13545686U JPS6345262U JP S6345262 U JPS6345262 U JP S6345262U JP 13545686 U JP13545686 U JP 13545686U JP 13545686 U JP13545686 U JP 13545686U JP S6345262 U JPS6345262 U JP S6345262U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- sliding ring
- mechanical seal
- flexible material
- bent part
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
Description
第1図は本考案の一実施例ダイアフラムのメカ
ニカルシールへの取付状態を示す半裁断面図、第
2図および第3図はそれぞれ他の実施例を示す要
部断面図、第4図は従来のダイアフラムの一例を
示す要部断面図、第5図は同じく吸着時の要部断
面図である。
1…回転側摺動環、2…回転軸、6…固定側摺
動環、7…ケーシング、8…ダイアフラム、9…
屈曲部、10a,10b…対向する面、11…切
欠部、12…突起部、15,16…連通孔。
Fig. 1 is a half-cut sectional view showing how a diaphragm according to an embodiment of the present invention is attached to a mechanical seal, Figs. 2 and 3 are sectional views of essential parts showing other embodiments, and Fig. 4 is a conventional diaphragm. FIG. 5 is a cross-sectional view of a main part showing an example of a diaphragm, and FIG. 5 is a cross-sectional view of a main part during adsorption. DESCRIPTION OF SYMBOLS 1... Rotating side sliding ring, 2... Rotating shaft, 6... Stationary side sliding ring, 7... Casing, 8... Diaphragm, 9...
Bent portions, 10a, 10b... opposing surfaces, 11... notches, 12... protrusions, 15, 16... communicating holes.
Claims (1)
保持部材との間に介装されベロー状の屈曲部を有
する可撓材製のダイアフラムであつて、屈曲部の
両側で互いに対向する面のうち少なくとも一方に
、前記屈曲部の内側空間とその内周側の空間との
連通手段を形設したことを特徴とするメカニカル
シール用ダイアフラム。 A diaphragm made of a flexible material that is interposed between one sliding ring of a mechanical seal and a holding member of the sliding ring and has a bellows-shaped bent part, the diaphragm being made of a flexible material and having surfaces facing each other on both sides of the bent part. A diaphragm for a mechanical seal, characterized in that at least one of the diaphragms is provided with a means for communicating between the inner space of the bent portion and the space on the inner peripheral side thereof.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13545686U JPS6345262U (en) | 1986-09-05 | 1986-09-05 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13545686U JPS6345262U (en) | 1986-09-05 | 1986-09-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6345262U true JPS6345262U (en) | 1988-03-26 |
Family
ID=31037658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13545686U Pending JPS6345262U (en) | 1986-09-05 | 1986-09-05 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6345262U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02126573U (en) * | 1989-03-24 | 1990-10-18 | ||
JP2012017761A (en) * | 2010-07-06 | 2012-01-26 | Furukawa Industrial Machinery Systems Co Ltd | Mechanical seal used for uniaxial eccentric screw pump and uniaxial eccentric screw pump |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51513B2 (en) * | 1971-08-11 | 1976-01-08 |
-
1986
- 1986-09-05 JP JP13545686U patent/JPS6345262U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51513B2 (en) * | 1971-08-11 | 1976-01-08 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02126573U (en) * | 1989-03-24 | 1990-10-18 | ||
JP2012017761A (en) * | 2010-07-06 | 2012-01-26 | Furukawa Industrial Machinery Systems Co Ltd | Mechanical seal used for uniaxial eccentric screw pump and uniaxial eccentric screw pump |
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