公开(公告)号：US20060021644A1

公开(公告)日：2006-02-02

申请号：US11153311

申请日：2005-06-15

Applicant: Francesco Cortini

Inventor： Francesco Cortini

IPC: E04H15/58

CPC classification number: E04H15/20 ,  E04H2015/201

Abstract: The closing system comprises at least a first fixed air chamber (13) surrounding an opening through a wall, and a second air chamber (17) surrounding a closing panel (15) and integral therewith. The first and the second air chamber are connected to each other by means of at least one connection member (19) which allows reciprocal movement of said two air chambers.

Abstract translation: 关闭系统至少包括围绕通过壁的开口的第一固定空气室（13）和围绕封闭板（15）并与之成一体的第二空气室（17）。 第一和第二空气室通过至少一个允许所述两个空气室的往复运动的连接构件（19）彼此连接。