|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||52/209 ; ; 52/20451 ; ; 52/20455 ; ; 52/202|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 9 인용 특허 : 35|
A ventilator for a glass block window is provided that has a high insulation value, is simplified in construction, and is easily repaired. The ventilator includes a unitary frame arranged to be accommodated in the glass block window and a sash for selectively closing and opening the central opening of the frame. The sash includes a unitary sash frame, an insulated glass window assembly inserted into the sash frame through an open front side of the sash frame, and spring clips which releasably retain the window assembly within the sash frame. The frame, t...
A window ventilator comprising: a frame forming a central opening; a sash including a sash frame, a window assembly within said sash frame, and a spring clip, said sash frame including a pair of spaced apart walls, said spring clip having a resilient portion releasably retained between said walls and another portion adapted to engage and retain said window assembly within said sash frame, said sash being movable between a closed position wherein said central opening is closed and a ventilating position wherein said central opening is open; a seal at an i...