Slid-opening restrainer for aluminium door and window

Abstract

The invention relates to a limitator for traverse pull opening of aluminum doors and windows. The limitator is mainly arranged at the indoor side of frame boards of outer window sashes of the traverse pull type aluminum doors and windows and utilizes a clip block which is movably held in a holding room at the center of a base of the limitator; when the clip block is raised upwards, open distance of two outer window sashes within stop dog limitation is formed, and elastic fastenings arranged at one side respectively slide and push against end sides of the clip block to locate the clip block; when an attempt to remove stop dog to restore complete opening function of the window sashes is desired, the elastic fastenings at one side are glided to withdraw the clip block to the holding room of the base.

Description

technical field [0001] The present invention relates to a horizontal pull open limiter for aluminum doors and windows, in particular to a clamping block suitable for use on horizontal pull aluminum doors and windows and installed on the inner side of the horizontal window frame of the outer sash. It can be tilted up or retracted to control the opening position of the inner and outer sashes, which has the function of safety protection. Background technique [0002] According to, aluminum doors and windows have been widely used in buildings nowadays. In order to make the window sashes have a safer protective effect when they are opened, users often install an iron window or aluminum grille outside the window for protection, which can prevent young children from falling. The occurrence of building accidents, but it also hinders the effect of escape in the event of a fire. Iron windows or aluminum grilles will hinder the opportunity for firefighters to enter the fire scene to sa...

AI Technical Summary

Problems solved by technology

[0003] However, when the locking block of this limiter is raised, it will form a locking function. Although it can be used as a safety window to prevent children from climbing, it also has the effect of preservation. The block is retracted into the chamber so that the sash can be fully opened for use, but since the locking block is controlled by a lock unit, every time it is used, no matter whether the locking block is tilted or retracted, it is necessary The lock unit must be driven by a key, which is quite inconvenient to use, and in order to prevent children from easily opening the lock unit, parents often store the key, but cannot find the key when an emergency occurs , so there are also security concerns

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