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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0072844 (1998-05-05) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 21 인용 특허 : 20 |
An overhead door including a door panel vertically movable between a lowered position when the door is closed and a raised position when the door is open, and a motor drivingly connected to a lower end of the door panel to selectively drive the lower end of the door panel downwardly. The motor is dr
[ What is claimed is:] [1.] An overhead door comprising:a roll member;a door panel rolled onto said roll member such that said door panel is vertically movable between a lowered position when the door is closed and a raised position when the door is open, said door panel having a lower end;a motor d
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