Apparatus for venting
OwnerWalter F. Kileinventor
Life of this patent
Estimating the term…
Abstract
Apparatus for venting, which is used with a door such as a sectional garage door, which permits the top door section to pivot inwardly a controlled distance, by a mechanical opener or an electrically controlled solenoid opener, which permits venting of a space.
Claims9
Apparatus for venting a space which has at least one door opening which is closed off by at least one vertically movable sectional door mounted in vertical tracks, which door includes a top door section and additional door sections connected thereto by hinges, the door sections having housings carried by the doors with axle shafts in the housings carrying rollers which are engaged in the tracks to control the movement of the door sections, the improvement which comprises
- said top door section having a pair of door axle brackets mounted thereto adjacent said tracks, each of which includes
- a door axle carried in said bracket,
- a door link attached to said door axle,
- a stabilizer bracket attached to said door link and said top door section,
- a track link connected by pivot means at one end to said door link,
- a roller axle carried by said track link,
- a roller carried by said axle and rotatable thereabout,
- said roller being engaged in one of said tracks,
- said pivot means including means for urging said track links to a upright position in parallel with said door link, and
- latching means for locking said links at their ends opposite to said pivot means, whereby upon unlocking of said latching means said links pivot at said pivot means to permit said top door section to swing inwardly.
Dependencies are inferred from the claim text.