SU16700A1 - Tramway door - Google Patents

Description

In the proposed tramway door, and in order to prevent the self-closing door passing through the passenger doorway, a frame is used that encloses the door below the latter overlapping on rollers, loaded with protrusions, which jam and stop at the same time when pressing the vertical frame, like protrusions can be replaced by special processes jamming the rollers of the sliding door.

In FIG. 1 depicts the front door of a tramcar; FIG. 2 modification of the jamming part of the frame.

A door 7 (Fig. 1) self-closing, mounted on rollers, 5 in braids 1.1, "packed with frame 8, the lateral vertical part of which can slide into door 7, and its upper and lower parts serving as guides are located below rollers 2.5, and provided with protrusions 6,6, and at the ends of the rollers 4 and are connected by springs with the posts of the rollers 5. When pressed on the vertical part of the frame 8, the last

moves into the door, which at the same time finds its rollers S, 5 on the projections 6 and the brakes, and when the frame 8 is released, under the influence of the spring 5, the projections 6 move away from the rollers 2.5, and the door closes. Protrusions. 6 can be replaced by processes 6 (FIG. 2) having a wedge-shaped thickening at the ends.

The subject of the patent.

Claims (2)

1. The tramcar door, which is characterized by using, in order to prevent the passenger through the doorway, the frame 8 (FRG. 1), which covers the door below the rollers on the rollers and which is fitted with ledges 6.6, wedging and stopping the door, is trapped. when pressing on the vertical bar of the frame. 2. The modification of the door described in paragraph 1, characterized in that the interchange of the projections b according to clause 1 of the frame 8 is provided with processes 6 (FIG. 2) jamming the rollers of the movable door. R i in /////////// //////////, at // // At // 2fig ..