DE14886C - Device to prevent open window, door and shop sashes from slamming - Google Patents

Description

PATENT OFFICE.

PATENT LETTERING

CLASS 37: Building construction.

Patented in the German Empire on October 7, 1880.

The on the accompanying drawing in Fig. 1 Fittings shown up to 6 for windows, doors or shutters have the purpose of opening windows, To protect doors or shops from slamming due to gusts of wind etc.

The device shown in Figs. 1, 2 and 3 is on the lower part of the Window attached.

Fig. 2 shows the opened window.

The pawl K, which can be rotated around the pin α attached to the window sash F , has been placed in the inclined recess of the window sill B by the action of the spring / and maintains the window in its open position by pressing against the sheet metal angle p.

If one wants to close the window again, one presses, Fig. 1, one lever arm of the latch K down by means of the button L and thus lifts the other lever arm of K out of the inclined recess in B. After this has happened, the window can be closed , and when the window is closed, the latch K rests on the upper surface of the sheet metal bracket /, Fig. 3.

In Fig. 4, which shows an open window, the latches KK are attached to the upper and lower parts of the window sash F.

The pawls KK spring up respectively. at the bottom and brace yourself against the sheet metal angles with the window open //. In addition, the lower pawl K lies back in an inclined recess in the window sill B. If the window is to be closed, the bascule E is turned into the dotted position Έ ¹ , and the pawls K are pulled by means of the bascule rods m in such a way that they Do not lie against the sheet metal angles pp anymore, but release the window sash.

While in the previously pre-supplied devices, the pawl K by itself against the angled sheet-metal / braced at sufficiently window open by action of the spring, must, one in which in Fig. 5 in top view, and Fig. 6 shown in the front view means the pawl K bring it out of the dotted position K ¹ by hand and place it in the notch S of the window frame R.

The pawl K has a square approach V, against which the spring Z lies. This device holds the latch firmly against the sash F when the window is closed.

Claims (1)

PATENT claim: A device to prevent opened window, door and shop sashes from slamming, consisting either of, Fig. 1 to 3, a latch K, a spring /, the sheet metal bracket on the window frame p and the button L, or, Fig. 5 , from two resilient pawls KK, the bascule E, the bascule rods m in and the sheet metal angles pp, or, Fig. 5 and 6, from a pawl K with a square approach and the spring Z.