SU39814A1 - Check shutter for freight car doors - Google Patents

Description

BACKGROUND OF THE INVENTION The invention relates to closures for doors of freight cars, incorporating check tickets damaged when an attempt is made to open the shutter with a key. In the proposed aatvore, on the inside of the car, it is movably mounted, securing the door in the closed position, erased the Senec, access to which and, the ability to lift which, if desired, open the door, is created when the control lug is broken on the outside of the car. In FIG. I depicts the proposed shutter with the NIN door of the freight car closed; Fig, 2 - the same with the door open.

An iron sheet I is installed on the inside of the car near the door lining to reinforce the parts of the bolt on it. According to the invention, the shutter encloses the rod 3 movably mounted in the guide brackets 2 on sheet I. In the upper part of the rod 3 it is hingedly connected with the lever 7-8, which is brought to the outside wall of the car through window 9. Window 9 is intended for placement a control coupon piled on the inside of the car and closing the access to the lever of the locking rod 3. The sheet latch 6 is attached to the sheet 1, which protrudes a little beyond the door lining. In the side of the tie, a cut is made to pass through it from the door. The door at the height corresponding to this cutout is supplied with a pivot throttle 4, fixed in a horizontal position with an anvil 5.

Before loading the car from the inside of it, a pre-filled checklist is placed in window 9. The rod 3 is placed in the upper position and held by the latch 6. The ha 4 on the door is adjusted to the horizontal position. When the door is slammed, the ha 4 enters the cutout on the door lining and is installed under the pivot 3, while the latch 6, due to pressing on its protruding knee by the edge of the door, rotates and releases the pivot 3, which falls into the tapping hole on the car 4, closing the door . When opening the shutter, it is necessary to destroy the control coupon and, using the key to the end of the lever 7-8, lift the pivot 3 upwards, removing it from the coupling with the pull 4 doors.

The subject matter of the invention.

And a control shutter for doors of freight wagons with the use of a control coupon pre-damaged with a key

when trying to open the shutter, DIFFERENT THAT, because near the door lining there is a movable rod 3 on the inside of the car, which collapses when the door closes in the hole on t 4 doors and is released from the zaldender only when the control coupon is destroyed.

2. The shape of the valve according to claim 1, characterized in that the rod 3 is articulated with the lever 7-8, which is output to the outer side of the car wall, and can move in the guides only when the lever is applied to the key.

3. The form of the shutter on the PP. 1 2, characterized in that the lever 7-8 is installed above the window intended for placing the control coupon and for the possibility of withdrawing the rod 3 to the upper position.

4. Application of the latch 6 in the shutter according to claim 1, preventing the rod 3 from falling arbitrarily when the shutter is open.

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