发明名称 |
Metal door and method of production |
摘要 |
A door comprising two metal panels and an internal core structure. The panels have their edges formed around a perimeter sub-frame of channel construction, the base of the channel being internally adjacent the respective edge of the door. Opposing edges of the panels are seam welded together to provide a flush finish, and the base of the channel is apertured to act as a heat sink and to allow weld gas to escape. |
申请公布号 |
GB9912568(D0) |
申请公布日期 |
1999.07.28 |
申请号 |
GB19990012568 |
申请日期 |
1999.05.28 |
申请人 |
INGERSOLL-RAND ARCHITECTURAL HARDWARE GROUP LIMITED |
发明人 |
|
分类号 |
B23K31/02;E06B3/70;E06B3/82 |
主分类号 |
B23K31/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|