JPS6378759U - - Google Patents
Info
- Publication number
- JPS6378759U JPS6378759U JP17385686U JP17385686U JPS6378759U JP S6378759 U JPS6378759 U JP S6378759U JP 17385686 U JP17385686 U JP 17385686U JP 17385686 U JP17385686 U JP 17385686U JP S6378759 U JPS6378759 U JP S6378759U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- spring
- view
- circumferential groove
- showing
- 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
- 239000012530 fluid Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 description 2
Landscapes
- Gasket Seals (AREA)
Description
第１図は本考案の一実施例を示す一部を切欠い
た正面図、第２図は本考案の一実施例をプレスの
過負荷安全装置に適用した例を示す断面図、第３
図は第２図の要部の拡大断面図、第４図は従来の
シール構造の一例を示す断面図、第５図は従来の
バツクアツプリングを用いたシール構造の組み込
み前の状態を示す断面図、第６図はその組み込み
後の高圧を受けた状態の断面図である。
１０……バツクアツプリング、１１……円周溝
、１２……バイアスカツト、１５……Ｏリング、
２１……第１部材としてのシリンダ、２３……第
２部材としてのセツトスクリユー。
Fig. 1 is a partially cutaway front view showing an embodiment of the present invention, Fig. 2 is a sectional view showing an example in which the embodiment of the present invention is applied to an overload safety device for a press, and Fig. 3 is a partially cutaway front view showing an embodiment of the present invention.
The figure is an enlarged sectional view of the main part of Fig. 2, Fig. 4 is a sectional view showing an example of a conventional seal structure, and Fig. 5 is a sectional view showing a state before installation of a seal structure using a conventional back-up spring. FIG. 6 is a cross-sectional view of the device under high pressure after installation. 10...Backup spring, 11...Circumferential groove, 12...Bias cut, 15...O ring,
21...A cylinder as a first member, 23...A set screw as a second member.
Claims (1)
に螺合される第２部材との間にＯリングとともに
重ねて介装され、第１部材と第２部材との間のシ
ールを行うバツクアツプリングにおいて、前記Ｏ
リングとの当接面にＯリングの外形に略合つた凹
状の円周溝を形成されたことを特徴とするバツク
アツプリング。 A bag that is interposed between a first member receiving high fluid pressure and a second member screwed into the first member together with an O-ring to seal between the first member and the second member. In the spring, the O
A back-up spring characterized in that a concave circumferential groove that approximately matches the outer shape of an O-ring is formed on the contact surface with the ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17385686U JPS6378759U (en) | 1986-11-11 | 1986-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17385686U JPS6378759U (en) | 1986-11-11 | 1986-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6378759U true JPS6378759U (en) | 1988-05-25 |
Family
ID=31111708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17385686U Pending JPS6378759U (en) | 1986-11-11 | 1986-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6378759U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003287143A (en) * | 2002-03-29 | 2003-10-10 | Mitsubishi Heavy Ind Ltd | Static pressure seal and refrigerant pump furnished with it |
| JP2008267495A (en) * | 2007-04-20 | 2008-11-06 | Toyota Motor Corp | Sealing device |
-
1986
- 1986-11-11 JP JP17385686U patent/JPS6378759U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003287143A (en) * | 2002-03-29 | 2003-10-10 | Mitsubishi Heavy Ind Ltd | Static pressure seal and refrigerant pump furnished with it |
| JP2008267495A (en) * | 2007-04-20 | 2008-11-06 | Toyota Motor Corp | Sealing device |
| JP4758386B2 (en) * | 2007-04-20 | 2011-08-24 | トヨタ自動車株式会社 | Sealing device |