发明名称 |
SELF-EJECTING ELECTRIC PLUG |
摘要 |
The plug includes a plunger normally spring retracted between the prongs and a chamber containing thermally expansible material and an electric heater which is the plug cord circuit, a remote switch closure energizing the heater to expand the material against the plunger to drive it outwardly and eject the plug from the receptacle.
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申请公布号 |
US3609635(A) |
申请公布日期 |
1971.09.28 |
申请号 |
USD3609635 |
申请日期 |
1968.08.21 |
申请人 |
PRODUCT DESIGN & MFG. CORP. |
发明人 |
LEE M. HARRIS |
分类号 |
F03G7/06;H01R13/637;H01R13/713;H05B3/00;(IPC1-7):H01R13/62 |
主分类号 |
F03G7/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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