JPS632099U - - Google Patents
Info
- Publication number
- JPS632099U JPS632099U JP9620886U JP9620886U JPS632099U JP S632099 U JPS632099 U JP S632099U JP 9620886 U JP9620886 U JP 9620886U JP 9620886 U JP9620886 U JP 9620886U JP S632099 U JPS632099 U JP S632099U
- Authority
- JP
- Japan
- Prior art keywords
- furnace body
- opening
- heat treatment
- peripheral edge
- inner peripheral
- 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 5
- 230000002093 peripheral effect Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Furnace Details (AREA)
Description
第１図ないし第３図はこの考案の一実施例を示
すもので、第１図はこの実施例の熱処理炉の平断
面図、第２図は内ドアおよびレールの形状を示す
斜視図、第３図は第１図における部の拡大図で
ある。第４図ないし第７図は従来の熱処理炉を示
すもので、第４図は平面図、第５図は正面図、第
６図は平断面図、第７図は第６図における部の
拡大図である。
２０……炉体、２１……炉本体、２２……外ド
ア、２３……開口部、２４……フランジ（開口部
の外面側周縁部）、２５……フランジ（外ドアの
内面側周縁部）、２７……内フランジ（開口部の
内面側周縁部）、３０……内ドア、３０ａ……内
ドアの外面側周縁部。
Figures 1 to 3 show an embodiment of this invention. Figure 1 is a plan sectional view of the heat treatment furnace of this embodiment, Figure 2 is a perspective view showing the shape of the inner door and rail, and Figure 2 is a perspective view showing the shape of the inner door and rail. FIG. 3 is an enlarged view of the part in FIG. Figures 4 to 7 show a conventional heat treatment furnace, with Figure 4 being a plan view, Figure 5 being a front view, Figure 6 being a sectional plane view, and Figure 7 being an enlarged view of the part in Figure 6. It is a diagram. 20... Furnace body, 21... Furnace body, 22... Outer door, 23... Opening, 24... Flange (outer side periphery of the opening), 25... Flange (inner side periphery of the outer door) ), 27... Inner flange (inner periphery of the opening), 30... Inner door, 30a... Outer periphery of the inner door.
Claims (1)
を有し、その炉体の内部が真空状態および加圧状
態にされる熱処理炉であつて、内面側周縁部を前
記開口部の外面側周縁部に突き合わせることによ
つて前記開口部を外側から閉じる外ドアと、前記
炉体の内部に炉体の内周面に沿つて移動自在に設
けられ、外面側周縁部を前記開口部の内面側周縁
部に突き合わせることによつて前記開口部を内側
から閉じる内ドアとを備えてなることを特徴とす
る熱処理炉。 This is a heat treatment furnace that has a generally cylindrical furnace body with an opening at the periphery, and the inside of the furnace body is kept in a vacuum state and a pressurized state, and the inner peripheral edge is located between the openings. an outer door that closes the opening from the outside by abutting against the outer peripheral edge; an outer door that is provided inside the furnace body so as to be movable along the inner peripheral surface of the furnace body; A heat treatment furnace comprising: an inner door that closes the opening from the inside by abutting against an inner peripheral edge of the heat treatment furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9620886U JPH0347197Y2 (en) | 1986-06-24 | 1986-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9620886U JPH0347197Y2 (en) | 1986-06-24 | 1986-06-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS632099U true JPS632099U (en) | 1988-01-08 |
| JPH0347197Y2 JPH0347197Y2 (en) | 1991-10-07 |
Family
ID=30961691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9620886U Expired JPH0347197Y2 (en) | 1986-06-24 | 1986-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0347197Y2 (en) |
-
1986
- 1986-06-24 JP JP9620886U patent/JPH0347197Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0347197Y2 (en) | 1991-10-07 |