| 发明名称 |
ELEKTRISCHES GERAET MIT UMMANTELTEM HEIZELEMENT UND VERFAHREN ZU DESSEN BEFESTIGUNG |
| 摘要 |
The underside of the bottom wall of an electric cooker contains a sheathed electric heater element intermittently staked and keyed to the sides and base of a receiving channel to control and confine growth and resist twisting movement of the element therein during heating. |
| 申请公布号 |
DE2745689(A1) |
申请公布日期 |
1978.05.03 |
| 申请号 |
DE19772745689 |
申请日期 |
1977.10.11 |
| 申请人 |
NATIONAL PRESTO INDUSTRIES INC. |
发明人 |
F. ANDERL,RICHARD;J. TIENOR,LAWRENCE |
| 分类号 |
A47J27/00;H05B3/68;(IPC1-7):H05B3/68;H05B3/58 |
主分类号 |
A47J27/00 |
| 代理机构 |
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代理人 |
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