Patent ID: 11946285
Assignee: ASSA ABLOY AMERICAS RESIDENTIAL INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 20:
21. A door handle assembly comprising:
at least one door handle;
a torque blade coupled to the at least one door handle and rotatable therewith around a transverse axis; and
a latch assembly coupled to the torque blade, the latch assembly including:
a latch housing defining a longitudinal axis, the longitudinal axis orthogonal to the transverse axis;
a dead locking assembly disposed within the latch housing and including:
at least one locking bar having a first end and a second end, the second end at least partially engaged with the torque blade so as to selectively move the at least one locking bar in a direction orthogonal to the longitudinal axis upon rotation of the torque blade; and
a blocking cartridge having a housing with a first end and a second end slidable along the longitudinal axis relative to the at least one locking bar, the second end of the housing selectively engageable with the first end of the at least one locking bar so as to prevent sliding movement of the blocking cartridge; and

a bolt pivotably coupled to the first end of the housing and slidable therewith,

wherein the at least one locking bar includes a first locking bar and a second locking bar oppositely biased.