JPS63101791U - - Google Patents
Info
- Publication number
- JPS63101791U JPS63101791U JP19777586U JP19777586U JPS63101791U JP S63101791 U JPS63101791 U JP S63101791U JP 19777586 U JP19777586 U JP 19777586U JP 19777586 U JP19777586 U JP 19777586U JP S63101791 U JPS63101791 U JP S63101791U
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- lid
- retort
- heat treatment
- vacuum heat
- 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
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
- Furnace Details (AREA)
Description
第１図および第２図はこの考案の一実施例を示
すもので、第１図はこの実施例の排気装置を備え
た真空熱処理炉の概略構成を示す側断面図、第２
図は第１図における―線矢視図である。第３
図は従来の真空熱処理炉の概略構成を示す側断面
図、第４図は炉蓋の内側にヒーターを取り付けた
場合の真空熱処理炉の概略構成を示す側断面図で
ある。
１……炉体、２……炉蓋、３，４……ヒーター
、１０……レトルト、１３……前蓋（レトルト蓋
）、１５……炉蓋内側の空間、１８……被処理物
、２１……真空排気ポンプ（第１の排気装置）、
２２……レトルトの外部空間、２３……真空排気
ポンプ（第２の排気装置）、２４……連通管、２
６……締切弁。
1 and 2 show an embodiment of this invention, and FIG. 1 is a side sectional view showing the schematic structure of a vacuum heat treatment furnace equipped with an exhaust system of this embodiment, and FIG.
The figure is a view taken along the line - in FIG. 1. Third
FIG. 4 is a side sectional view showing a schematic configuration of a conventional vacuum heat treatment furnace, and FIG. 4 is a side sectional view showing a schematic configuration of a vacuum heat treatment furnace in which a heater is attached inside the furnace lid. 1... Furnace body, 2... Furnace lid, 3, 4... Heater, 10... Retort, 13... Front lid (retort lid), 15... Space inside the furnace lid, 18... Processing object, 21...vacuum pump (first exhaust device),
22... External space of retort, 23... Vacuum pump (second exhaust device), 24... Communication pipe, 2
6...Shutoff valve.
Claims (1)
れその蓋が前記炉壁の内側に取り付けられている
レトルトと、前記レトルトの内部空間および外部
空間をそれぞれ真空とするための第１および第２
の排気装置とを備えた真空熱処理炉であつて、前
記炉体および前記炉蓋のそれぞれに、前記炉蓋が
閉じられたとき互いの先端同士が突き合わされて
、炉蓋とレトルト蓋とによつて形成される炉蓋内
側の空間と前記レトルトの外部空間とを連通させ
る対の連通管を設けてなることを特徴とする真空
熱処理炉。 a furnace body having a furnace lid; a retort disposed inside the furnace body and having the lid attached to the inside of the furnace wall; and the second
The vacuum heat treatment furnace is equipped with a vacuum heat treatment furnace equipped with an exhaust device, wherein each of the furnace body and the furnace lid is such that when the furnace lid is closed, the tips of the furnace lid and the retort lid abut against each other. A vacuum heat treatment furnace characterized in that a pair of communication pipes are provided to communicate a space inside the furnace lid formed by the retort with a space outside the retort.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19777586U JPH063350Y2 (en) | 1986-12-23 | 1986-12-23 | Vacuum heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19777586U JPH063350Y2 (en) | 1986-12-23 | 1986-12-23 | Vacuum heat treatment furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63101791U true JPS63101791U (en) | 1988-07-02 |
| JPH063350Y2 JPH063350Y2 (en) | 1994-01-26 |
Family
ID=31157847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19777586U Expired - Lifetime JPH063350Y2 (en) | 1986-12-23 | 1986-12-23 | Vacuum heat treatment furnace |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH063350Y2 (en) |
-
1986
- 1986-12-23 JP JP19777586U patent/JPH063350Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH063350Y2 (en) | 1994-01-26 |
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