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1. 发明授权

US06584734B2 Locking ground hole cover 有权
标题翻译：锁住地面孔盖
公开(公告)号：US06584734B2
公开(公告)日：2003-07-01
申请号：US09734355
申请日：2000-12-11
申请人： Larry Mihalicz , Orest Boyachek
发明人： Larry Mihalicz , Orest Boyachek
IPC分类号： E04F1908
CPC分类号： E02D17/10 , E01C23/06 , E01F9/685
摘要： A locking ground hole cover is disclosed comprising a cover plate with a scissor-type apparatus suspended therefrom which apparatus can be actuated from above the cover plate. The apparatus allows for the locking of a hole by pulling the cover plate down into a sealed locked position with the hole mouth. Variations on the device are disclosed.
摘要翻译：公开了一种锁定接地孔盖，其包括具有悬挂在其上的剪刀式装置的盖板，该装置可从盖板上方致动。该装置允许通过将孔板向下拉到具有孔口的密封锁定位置来锁定孔。公开了设备上的变化。

2. 发明授权

US06688046B2 Assembly of a safety rail for an access hatch 有权
标题翻译：组装安全导轨用于进入舱口
公开(公告)号：US06688046B2
公开(公告)日：2004-02-10
申请号：US10140063
申请日：2002-05-08
申请人： Simon Perkins
发明人： Simon Perkins
IPC分类号： E04F1908
CPC分类号： E02D29/127 , E04F11/181 , E04F11/1865 , E04G21/3204
摘要： A safety rail assembly for an access hatch with a hatch frame which defines an opening; extends around at least a part of the hatch frame and includes guard members interconnection members which extend around the hatch frame, and support members for supporting the guard members at a position elevated above the hatch frame, where each interconnection member has a spacer member secured therto between the ends thereof, and each spacer member has a body portion by which the spacer member is secured to an interconnection member and a head portion for bearing firmly against an outwardly facing surface of the hatch frame.
摘要翻译：一种用于具有限定开口的舱口框架的进入舱口的安全导轨组件; 围绕舱口框架的至少一部分延伸，并且包括围绕舱口框架延伸的保护构件互连构件和用于在高于舱口框架上方的位置处支撑防护构件的支撑构件，其中每个互连构件具有固定在其上的间隔构件在其两端之间，并且每个间隔构件具有主体部分，间隔构件通过该主体部分固定到互连构件和用于牢固地抵靠在舱口框架的面向外的表面上的头部。

3. 发明授权

US06625933B1 Attic cover 失效
标题翻译：阁楼盖
公开(公告)号：US06625933B1
公开(公告)日：2003-09-30
申请号：US10162045
申请日：2002-06-03
申请人： Chris R. Moeller
发明人： Chris R. Moeller
IPC分类号： E04F1908
CPC分类号： E06B7/16
摘要： An attic cover apparatus comprising a base, an insulating member, a panel, and a flange creating a decorative frame.
摘要翻译：一种阁楼盖装置，包括基座，绝缘构件，面板和形成装饰框架的凸缘。

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