Definition: A kind of controlling device that drives up transmission devices, multi-point locking devices and achieves the opening and closing of windows and doors

Performance index:

1.       Operating standard: JG/T 124-2017

2.       Repeatedly open and close for 25,000 times

3.       No load operation force is ≤ 40N, operation force is ≤ 40N, operation moment is less than 2N.m

4.       The handle can remain undamaged under 25N.m-26N.m operation moment, the deviation from the handle shank curve is less than 5°.

Scope of application:

Casement window, sliding door and top-hung window of home and office building