JPH0261139U - - Google Patents
Info
- Publication number
- JPH0261139U JPH0261139U JP13927588U JP13927588U JPH0261139U JP H0261139 U JPH0261139 U JP H0261139U JP 13927588 U JP13927588 U JP 13927588U JP 13927588 U JP13927588 U JP 13927588U JP H0261139 U JPH0261139 U JP H0261139U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- breathing
- boot
- dart
- air chamber
- 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
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 11
- 238000009423 ventilation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Sealing Devices (AREA)
Description
第１図は本考案に係るベローシールの呼吸装置
を適用したダツシユポツト装置の断面図、第２図
はその製作過程を示す断面図、第３図は従来例の
断面図である。
６…シヤフト、１０…ベローシール、１１…ブ
ーツ、１２…ガイドブツシング、１３…迷路、１
４…呼吸孔、１５…通気路、１６…突起、１７…
入口孔、１８…空気室、１９…水抜き孔。
FIG. 1 is a sectional view of a dart pot device to which a bellows seal breathing device according to the present invention is applied, FIG. 2 is a sectional view showing the manufacturing process thereof, and FIG. 3 is a sectional view of a conventional example. 6... Shaft, 10... Bellows seal, 11... Boot, 12... Guide butting, 13... Maze, 1
4...Breathing hole, 15...Air passage, 16...Protrusion, 17...
Inlet hole, 18...Air chamber, 19...Drain hole.
Claims (1)
れ他端がブーツに接続され該ブーツがガイドブツ
シングに固定されたベローシールにおいて、前記
ブーツに呼吸孔を設けると共に該呼吸孔と前記ベ
ローシール内部との間に迷路を介して通気路を形
成したことを特徴とするダツシユポツト用ベロー
シールの呼吸装置。 (2) ブーツ内に呼吸孔及び水抜き孔を有する空
気室を設けると共に迷路形成用の入力孔を前記呼
吸孔と段差をもつて設けた突起を該空気室に配設
したことを特徴とする請求項１記載のダツシユポ
ツト用ベローシールの呼吸装置。 (3) ブーツ内に呼吸孔及び水抜き孔を有する空
気室を設けると共に迷路形成用の入口孔を前記呼
吸孔と周方向に位置を違えて設けた突起を該空気
室に配設したことを特徴とする請求項１記載のダ
ツシユポツト用ベローシールの呼吸装置。[Claims for Utility Model Registration] (1) A bellows seal having one end fixed to the shaft of a dart pot, the other end connected to a boot, and the boot fixed to a guide bushing, in which a breathing hole is provided in the boot and the breathing hole is provided. 1. A breathing device for a bellows seal for a dart pot, characterized in that a ventilation path is formed through a labyrinth between the hole and the inside of the bellows seal. (2) An air chamber having a breathing hole and a drainage hole is provided in the boot, and a protrusion having a maze-forming input hole with a step difference from the breathing hole is provided in the air chamber. A bellowseal breathing device for a dart pot according to claim 1. (3) An air chamber having a breathing hole and a drainage hole is provided in the boot, and a protrusion with an entrance hole for forming a labyrinth at a different position in the circumferential direction from the breathing hole is provided in the air chamber. A bellows seal breathing device for a dart pot according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988139275U JPH0810661Y2 (en) | 1988-10-27 | 1988-10-27 | Bellows seal breathing device for dashpot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988139275U JPH0810661Y2 (en) | 1988-10-27 | 1988-10-27 | Bellows seal breathing device for dashpot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0261139U true JPH0261139U (en) | 1990-05-07 |
| JPH0810661Y2 JPH0810661Y2 (en) | 1996-03-29 |
Family
ID=31402382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988139275U Expired - Lifetime JPH0810661Y2 (en) | 1988-10-27 | 1988-10-27 | Bellows seal breathing device for dashpot |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0810661Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6018238U (en) * | 1983-02-28 | 1985-02-07 | 日野自動車株式会社 | Actuator for exhaust brake |
| JPS62203940U (en) * | 1986-06-16 | 1987-12-26 |
-
1988
- 1988-10-27 JP JP1988139275U patent/JPH0810661Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6018238U (en) * | 1983-02-28 | 1985-02-07 | 日野自動車株式会社 | Actuator for exhaust brake |
| JPS62203940U (en) * | 1986-06-16 | 1987-12-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0810661Y2 (en) | 1996-03-29 |
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