JPS63170075U - - Google Patents
Info
- Publication number
- JPS63170075U JPS63170075U JP5668987U JP5668987U JPS63170075U JP S63170075 U JPS63170075 U JP S63170075U JP 5668987 U JP5668987 U JP 5668987U JP 5668987 U JP5668987 U JP 5668987U JP S63170075 U JPS63170075 U JP S63170075U
- Authority
- JP
- Japan
- Prior art keywords
- hollow mandrel
- heating wire
- sleeve
- outer circumferential
- wound around
- 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 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Resistance Heating (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5668987U JPH0539827Y2 (fi) | 1987-04-16 | 1987-04-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5668987U JPH0539827Y2 (fi) | 1987-04-16 | 1987-04-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63170075U true JPS63170075U (fi) | 1988-11-04 |
JPH0539827Y2 JPH0539827Y2 (fi) | 1993-10-08 |
Family
ID=30885729
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5668987U Expired - Lifetime JPH0539827Y2 (fi) | 1987-04-16 | 1987-04-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0539827Y2 (fi) |
-
1987
- 1987-04-16 JP JP5668987U patent/JPH0539827Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0539827Y2 (fi) | 1993-10-08 |