Patent ID: 11898369
Assignee: ILLINOIS TOOL WORKS INC.
Field: Civil engineering (Other fields)
Classification: CPC E  D  A | IPC A  D  E

Claim 6:
7. A door lock, comprising:
a door hook;
a cam that selectively engages the door hook;
a main sliding block, the main sliding block being able to move to and fro between a locked position and a released position along a first direction, and the main sliding block being able to lock the door lock when at the locked position to prevent removal of the door hook from the cam, and the main sliding block being able to release the door lock when at the released position to permit removal of the door hook from the cam;
an indicating sliding block that is able to move to and fro with respect to the main sliding block and along the first direction when the main sliding block moves to and fro between the locked position and the released position along the first direction;
an indicating latch that is able to move to and fro on an upper surface of the indicating sliding block, and the indicating latch being able to accordingly move to and fro along a second direction that is orthogonal with respect to the first direction when the indicating sliding block moves to and fro along the first direction; and
a switching apparatus, with the indicting latch being able to close or disconnect the switching apparatus;
wherein:
the indicating sliding block is arranged at one side of the main sliding block, and the main sliding block brings the indicating sliding block to move from a closed position to an open position.