JPH0253972U - - Google Patents
Info
- Publication number
- JPH0253972U JPH0253972U JP13325688U JP13325688U JPH0253972U JP H0253972 U JPH0253972 U JP H0253972U JP 13325688 U JP13325688 U JP 13325688U JP 13325688 U JP13325688 U JP 13325688U JP H0253972 U JPH0253972 U JP H0253972U
- Authority
- JP
- Japan
- Prior art keywords
- crucible
- straight body
- crystal growth
- single crystal
- bridgeman method
- 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.)
- Pending
Links
- 239000013078 crystal Substances 0.000 claims description 5
Landscapes
- Crystals, And After-Treatments Of Crystals (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
Description
第１図Ａ，Ｂ，Ｃは各々本考案に係る単結晶育
成用つぼの一例を示す上部側面図（左半分）およ
び縦断面図（右半分）、第２図イは従来型るつぼ
の全体側面図、ロは炉芯管中のるつぼの位置を示
す横断面図である。
１……るつぼ本体、２……細管、３……上端開
口部、４……吊り手、５……円錐台部、６……短
直胴部、７……炉芯管内壁、１ａ……変形後のる
つぼ外壁。
Figures 1A, B, and C are an upper side view (left half) and a vertical cross-sectional view (right half) showing an example of the single crystal growth crucible according to the present invention, respectively, and Figure 2A is an overall side view of a conventional crucible. Figures 1 and 2 are cross-sectional views showing the position of the crucible in the furnace core tube. DESCRIPTION OF SYMBOLS 1... Crucible body, 2... Thin tube, 3... Upper end opening, 4... Hanging hand, 5... truncated conical part, 6... Short straight body part, 7... Furnace core tube inner wall, 1a... The outer wall of the crucible after deformation.
Claims (1)
たことを特徴とするブリツジマン法単結晶育成用
るつぼ。 ２ 円錐台形部の肉厚を直胴部より厚くし、該部
に吊り手を結合した請求項１記載のブリツジマン
法単結晶育成用るつぼ。 ３ 円錐台形部の直胴部との接点から開口部にわ
たつて曲率を有する請求項１および２記載のブリ
ツジマン法単結晶育成用るつぼ。 ４ 円錐台形上部開口部に短直胴部を接続し、該
部に吊り手を結合した請求項１，２または３記載
のブリツジマン法単結晶育成用るつぼ。[Claims for Utility Model Registration] 1. A crucible for single crystal growth using the Bridgeman method, characterized in that the upper part is constricted into a truncated cone shape to reduce the opening area. 2. The crucible for growing single crystals by the Bridgeman method according to claim 1, wherein the truncated conical part is thicker than the straight body part, and a hanger is connected to the part. 3. The crucible for single crystal growth using the Bridgeman method according to claims 1 and 2, wherein the truncated conical part has a curvature from the point of contact with the straight body part to the opening. 4. The crucible for single crystal growth using the Bridgeman method according to claim 1, 2 or 3, wherein a short straight body portion is connected to the truncated conical upper opening and a hanger is coupled to the short straight body portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13325688U JPH0253972U (en) | 1988-10-12 | 1988-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13325688U JPH0253972U (en) | 1988-10-12 | 1988-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0253972U true JPH0253972U (en) | 1990-04-18 |
Family
ID=31390950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13325688U Pending JPH0253972U (en) | 1988-10-12 | 1988-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0253972U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4831241B1 (en) * | 1968-11-20 | 1973-09-27 | ||
| JPS5921594A (en) * | 1982-07-23 | 1984-02-03 | Matsushita Electric Ind Co Ltd | Crucible |
| JPS6126588A (en) * | 1984-07-16 | 1986-02-05 | Hitachi Metals Ltd | Single crystal growing crucible |
-
1988
- 1988-10-12 JP JP13325688U patent/JPH0253972U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4831241B1 (en) * | 1968-11-20 | 1973-09-27 | ||
| JPS5921594A (en) * | 1982-07-23 | 1984-02-03 | Matsushita Electric Ind Co Ltd | Crucible |
| JPS6126588A (en) * | 1984-07-16 | 1986-02-05 | Hitachi Metals Ltd | Single crystal growing crucible |