JPH02105657U - - Google Patents
Info
- Publication number
- JPH02105657U JPH02105657U JP1479389U JP1479389U JPH02105657U JP H02105657 U JPH02105657 U JP H02105657U JP 1479389 U JP1479389 U JP 1479389U JP 1479389 U JP1479389 U JP 1479389U JP H02105657 U JPH02105657 U JP H02105657U
- Authority
- JP
- Japan
- Prior art keywords
- packing
- ring
- view
- shaped
- shaped packing
- 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.)
- Granted
Links
- 238000012856 packing Methods 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Sealing Devices (AREA)
Description
第１図ないし第８図は本考案の実施例を示し、
第１図は第１実施例の縦断面図、第２図は補強部
材構成素材の一例を示す部分斜視図、第３図は第
２図の素材をジグザグ状に予備折曲した状態を示
す部分斜視図、第４図はジグザグ状に折曲した保
形状態を示す部分斜視図、第５図は型込め状態の
平面図、第６図は使用状態の一例を示す縦断面図
、第７図は第２実施例の縦断面図、第８図は使用
状態の他の例を示す縦断面図、第９図ははみ出し
量測定用金型を示す縦断面図、第１０図は第９図
の金型により加圧された試料の変形状態を示す縦
断面図、第１１図は環状膨張黒鉛成形体のみでグ
ランドパツキンを構成した従来例のはみ出しを説
明する縦断面図、第１２図は繊維編組体リング状
パツキンを配置してグランドパツキンを構成した
従来例のはみ出しを説明する縦断面図、第１３図
はリング状パツキン構成素材の他の例を示す部分
斜視図、第１４図は第１３図のリング状パツキン
を配置してグランドパツキンを構成した従来例の
はみ出しを説明する縦断面図である。
１……リング状パツキン、２……環状膨張黒鉛
成形体、３……補強部材、５……パツキンボツク
ス、６……パツキン押え。
1 to 8 show embodiments of the present invention,
Fig. 1 is a longitudinal sectional view of the first embodiment, Fig. 2 is a partial perspective view showing an example of the material constituting the reinforcing member, and Fig. 3 is a portion showing the material shown in Fig. 2 pre-bent in a zigzag shape. A perspective view, FIG. 4 is a partial perspective view showing a shape-retaining state bent in a zigzag shape, FIG. 5 is a plan view of a molded state, FIG. 6 is a longitudinal sectional view showing an example of a usage state, and FIG. 7 is a vertical sectional view of the second embodiment, FIG. 8 is a vertical sectional view showing another example of the usage state, FIG. 9 is a vertical sectional view showing the mold for measuring the amount of protrusion, and FIG. A vertical cross-sectional view showing the deformation state of a sample pressurized by a mold, FIG. 11 is a vertical cross-sectional view illustrating the protrusion of a conventional example in which the gland packing is made of only an annular expanded graphite molded body, and FIG. 12 is a fiber braided structure. Fig. 13 is a partial perspective view showing another example of the material constituting the ring-shaped packing, and Fig. 14 is Fig. 13. FIG. 3 is a vertical cross-sectional view illustrating the protrusion of a conventional example in which a gland packing is configured by arranging ring-shaped packings. DESCRIPTION OF SYMBOLS 1... Ring-shaped packing, 2... Annular expanded graphite molded body, 3... Reinforcement member, 5... Packing box, 6... Packing presser.
Claims (1)
れ、パツキン押えにより締付けられて流体を密封
するリング状パツキンであつて、断面が略矩形の
環状膨張黒鉛成形体の前記パツキン押えによる締
付方向の少なくとも一端面に、周方向にジグザグ
状に折り曲げられた補強部材を添着して、加圧一
体成形されていることを特徴とするリング状パツ
キン。 A ring-shaped packing that is housed in a packing box of a shaft sealing part of a fluid device and is tightened by a packing holder to seal the fluid, the ring-shaped packing having a substantially rectangular cross section being at least in the direction of tightening by the packing holder. A ring-shaped packing characterized in that a reinforcing member bent in a zigzag shape in the circumferential direction is attached to one end surface and integrally molded under pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989014793U JPH0451256Y2 (en) | 1989-02-10 | 1989-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989014793U JPH0451256Y2 (en) | 1989-02-10 | 1989-02-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02105657U true JPH02105657U (en) | 1990-08-22 |
| JPH0451256Y2 JPH0451256Y2 (en) | 1992-12-02 |
Family
ID=31226307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989014793U Expired JPH0451256Y2 (en) | 1989-02-10 | 1989-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451256Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019044888A (en) * | 2017-09-04 | 2019-03-22 | 日本ピラー工業株式会社 | gasket |
| JP2024069922A (en) * | 2022-11-10 | 2024-05-22 | 日本ピラー工業株式会社 | Sealing material and its manufacturing method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6357968A (en) * | 1986-08-28 | 1988-03-12 | Nippon Valqua Ind Ltd | Gland packing and manufacturing method for the same |
-
1989
- 1989-02-10 JP JP1989014793U patent/JPH0451256Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6357968A (en) * | 1986-08-28 | 1988-03-12 | Nippon Valqua Ind Ltd | Gland packing and manufacturing method for the same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019044888A (en) * | 2017-09-04 | 2019-03-22 | 日本ピラー工業株式会社 | gasket |
| JP2024069922A (en) * | 2022-11-10 | 2024-05-22 | 日本ピラー工業株式会社 | Sealing material and its manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0451256Y2 (en) | 1992-12-02 |
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