JPS6340468U - - Google Patents

Description

[Brief explanation of drawings]

Fig. 1 is an overall schematic diagram showing one embodiment of this invention, Fig. 2 is an enlarged vertical sectional view taken along line A-A of the same as above, and Fig. 3 is a window and window frame in a state ranging from a closed window to a fully open window. 4, 5, and 6 are a plan view, a side view, and a front view of the movable pulley set on the pedestal, and FIG. 7 is a plan view of the state in which the wire and each pulley are suspended. Fig. 8 is an enlarged side view of a fixed pulley set on a mounting base, Fig. 9 is a partially cutaway side view of a movable pulley set on a special mount, and Fig. 10 is a longitudinal section showing the fenestration state of the prior art. It is a front view. In the figure, 1 is a fixed pulley, 3 is a movable pulley, 4 is a frame, 5 is a rotating table, 6 is a short axis, 7 is a U-shaped band, 1
0 is a wire, W is a window, S is a window frame, and B is a winder. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims (1)

[Scope of utility model registration request] A plurality of frames 4 erected at the very edge of the upper side of the window W,
A rotary table 5 with six short shafts attached to the plurality of frames so as to be able to swing freely; a movable pulley 3 supported by a U-shaped band 7 on the rotary table and symmetrically pivoted on the side adjacent to the fixed pulley; 3
, vertically installed on both sides of this movable pulley and another upper window frame S,
A series of wires 10 linking fixed pulleys 1, 1 which are always biased to keep the horizontal position are connected, and this wire is suspended to a winder B attached at another position to open and close a reversing window.