JPH0411398U - - Google Patents
Info
- Publication number
- JPH0411398U JPH0411398U JP5288490U JP5288490U JPH0411398U JP H0411398 U JPH0411398 U JP H0411398U JP 5288490 U JP5288490 U JP 5288490U JP 5288490 U JP5288490 U JP 5288490U JP H0411398 U JPH0411398 U JP H0411398U
- Authority
- JP
- Japan
- Prior art keywords
- door
- rod
- heating chamber
- opening
- gas atmosphere
- 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
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Description
第１図は本考案の第１実施例を示すもので、こ
のうちイは扉を開いた状態の側断面図、ロは扉を
閉じた状態の側断面図である。第２図は本考案の
第２実施例を示すもので、このうちイは扉を開い
た状態の側断面図、ロは扉を閉じた状態の側断面
図である。第３図は従来一般の扉開閉機構を備え
たガス雰囲気炉の一例を示す側断面図である。
１……炉体、２……断熱壁、３……開口部、４
……扉、５……加熱室、６……ヒータ、７……シ
リンダ（駆動装置）、８……ロツド、８ａ……ス
トツパ、１０……連結具、１１……第１の筒状部
材、１１ａ……底面、１２……第２の筒状部材、
１２ａ……孔、１２ｂ……係止部、１３……押し
ばね、２０……連結具。
FIG. 1 shows a first embodiment of the present invention, in which A is a side sectional view with the door open, and B is a side sectional view with the door closed. FIG. 2 shows a second embodiment of the present invention, in which A is a side sectional view with the door open and B is a side sectional view with the door closed. FIG. 3 is a side sectional view showing an example of a gas atmosphere furnace equipped with a conventional door opening/closing mechanism. 1...Furnace body, 2...Insulating wall, 3...Opening, 4
... Door, 5 ... Heating chamber, 6 ... Heater, 7 ... Cylinder (drive device), 8 ... Rod, 8a ... Stopper, 10 ... Connector, 11 ... First cylindrical member, 11a...bottom surface, 12...second cylindrical member,
12a...hole, 12b...locking part, 13...pressing spring, 20...connecting tool.
Claims (1)
に設けられている開口部を、前記炉体に取り付け
られた駆動装置のロツドの先端に連結されて加熱
室に離接する方向に移動自在とされているととも
にその周縁部が前記開口部の周縁部に密着するよ
うにされた扉によつて開閉するように構成された
扉の開閉機構において、前記扉を前記ロツドに対
して揺動自在かつロツドの軸線方向に変位可能に
連結してなることを特徴とするガス雰囲気炉にお
ける加熱室の扉開閉機構。 (2) 前記ロツドの先端と前記扉との間に、その
扉を加熱室側に付勢する押しばねを介装してなる
ことを特徴とする請求項１に記載のガス雰囲気炉
における加熱室の扉開閉機構。[Claims for Utility Model Registration] (1) An opening provided in a heating chamber disposed inside the furnace body of a gas atmosphere furnace is connected to the tip of a rod of a drive device attached to the furnace body. In the door opening/closing mechanism configured to be opened and closed by a door that is movable in directions toward and away from the heating chamber and whose peripheral edge is in close contact with the peripheral edge of the opening, the door A door opening/closing mechanism for a heating chamber in a gas atmosphere furnace, characterized in that the rod is connected to the rod so as to be swingable and displaceable in the axial direction of the rod. (2) A heating chamber in a gas atmosphere furnace according to claim 1, characterized in that a push spring is interposed between the tip of the rod and the door to urge the door toward the heating chamber. door opening/closing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990052884U JPH0734318Y2 (en) | 1990-05-21 | 1990-05-21 | Door opening / closing mechanism of heating chamber in gas atmosphere furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990052884U JPH0734318Y2 (en) | 1990-05-21 | 1990-05-21 | Door opening / closing mechanism of heating chamber in gas atmosphere furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0411398U true JPH0411398U (en) | 1992-01-30 |
| JPH0734318Y2 JPH0734318Y2 (en) | 1995-08-02 |
Family
ID=31573574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990052884U Expired - Lifetime JPH0734318Y2 (en) | 1990-05-21 | 1990-05-21 | Door opening / closing mechanism of heating chamber in gas atmosphere furnace |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0734318Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014196854A (en) * | 2013-03-29 | 2014-10-16 | Ｄｏｗａサーモテック株式会社 | Heat treatment furnace |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5546840U (en) * | 1978-09-20 | 1980-03-27 |
-
1990
- 1990-05-21 JP JP1990052884U patent/JPH0734318Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5546840U (en) * | 1978-09-20 | 1980-03-27 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014196854A (en) * | 2013-03-29 | 2014-10-16 | Ｄｏｗａサーモテック株式会社 | Heat treatment furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0734318Y2 (en) | 1995-08-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |