Patent ID: 11879281
Assignee: AMESBURY GROUP, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A window sash interlock comprising:
a housing configured to mount to a side rail of a window sash, wherein the housing comprises a front face that substantially aligns with a surface of the side rail; and
a locking member pivotably coupled to the housing about a pivot axis, wherein the locking member is disposed at least partially within the housing,
wherein the locking member is movable between at least a locked position and an unlocked position, wherein the locking member is biased so as to automatically return to the unlocked position, and wherein in the unlocked position, the locking member at least partially extends from the front face of the housing, wherein the locking member is configured to be depressed at least partially within the housing from the unlocked position, wherein the locking member comprises at least one wing configured to engage with a window jamb to depress the locking member when the window sash tilts, and wherein in the locked position, the locking member at least partially extends from the front face of the housing.