US 11,859,410 B2
Latch assembly for vertical door
Jon Marc Luebeck, Stayton, OR (US); Anthony Pettigrew, Palm Beach Gardens, FL (US); Matthew Hill, Aumsville, OR (US); Eric Chang, Palm Beach Gardens, FL (US); Christopher Marks, Palm Beach Gardens, FL (US); and Patrick Sweeney, Palm Beach Gardens, FL (US)
Assigned to Carrier Corporation, Palm Beach Gardens, FL (US)
Filed by Carrier Corporation, Palm Beach Gardens, FL (US)
Filed on Aug. 21, 2020, as Appl. No. 16/999,715.
Claims priority of provisional application 62/890,233, filed on Aug. 22, 2019.
Prior Publication US 2021/0054657 A1, Feb. 25, 2021
Int. Cl. E05B 47/00 (2006.01); E05B 65/00 (2006.01)
CPC E05B 47/0012 (2013.01) [E05B 65/0021 (2013.01); E05B 2047/0018 (2013.01); E05B 2047/0054 (2013.01); E05B 2047/0067 (2013.01); E05B 2047/0069 (2013.01); E05B 2047/0072 (2013.01); E05Y 2201/434 (2013.01); E05Y 2201/474 (2013.01); E05Y 2201/70 (2013.01); E05Y 2201/702 (2013.01); E05Y 2400/612 (2013.01); E05Y 2400/66 (2013.01); E05Y 2400/85 (2013.01); E05Y 2600/46 (2013.01); E05Y 2900/106 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A vertical door latch assembly comprising:
a housing;
a bolt movably attached to the housing, the bolt having a pin opening and having a catch portion for engaging an aperture in a vertical guide rail;
a drive motor located within the housing and the drive motor configured to selectively move a lock assembly between a locked position preventing movement of the bolt and an unlocked position allowing movement of the bolt; and
a controller in electrical communication with the drive motor and the controller configured to direct the lock assembly between the locked position and the unlocked position;
wherein the lock assembly includes a blocker plate slidably engaging a lead screw with the lead screw in driving engagement with the drive motor;
wherein the blocker plate is configured to accept a pin in a pin recess in the blocker plate when the lock assembly is in the unlocked position and the blocker plate is configured to direct the pin into the pin opening when in the lock assembly is in the locked position.