TWM301271U - Beaded-chain wheel for curtain - Google Patents

Description

M301271 VIII. New description: [New technical field] This case is an improvement of the curtain bead sprocket, especially a curtain bead wheel with simplified, simple components and convenient operation. [Prior Art] According to the curtains, we can see more about the life of our people. They use the principle of being able to take up or release the curtains (parts), so that the curtains can meet the requirements of obscuring or unobstructing operations. So that our doors and windows can be the choice of shading or light transmission, for our life, there is indeed a need. & In order to achieve the purpose of operation, the structure of the curtain, in addition to the curtain sheet that can be taken up or released, one side of the curtain bead sprocket that we are known as, by the bead sprocket and the bead chain The merging relationship is achieved by the effect of winding up or not taking up, and the bead chain described therein is formed by connecting the loop-shaped continuous jointless beads. . The customary curtain bead sprocket is issued in accordance with Taiwan Patent Application No. 87216683 (No. 360028), and the "curtain bead sprocket", in which the bead and bead chain are revealed: ^ by == The composition of the 'solids can reach the basic function, but the only problem lies in the difficulty of the beading. Therefore, it is necessary to "surround" the group materials, and then decompose it with the second layer and set the "around" first. And the eight-component eve, and the need to use a screwdriver to improve the lock, can be called a fly in the ointment. _ Convenient, into 4 [New content] In view of this test, as well as the first screen curtain / product development and production and marketing, the "curtain bead wheel" of this case was made. Among them, Tuma's progress reveals the specific technology of this case - the three-dimensional exploded view of the case, Figure 2 is the ^j diagram of the case, the rear view of the case is set, the picture is the other angle exploded view, Figure 3 is available for this case Bead chain _ time section _.

Claims (1)

M301271 IX. Patent application scope: p-year...^ il —------ wide. . 1. A curtain bead sprocket, which includes: 'mountain cooker-outer seat piece' vertically extending an outer seat tube. Its body extension end ί is read outside the red, group, and the front end has a size difference, the seat is a spring, a spring, each end has a spring protrusion; and the outer seat piece extends vertically a section ―The seat is directly connected to the surface, and its center has _% surrounding a bead chamber for the bead body device; and 2 sets of the Zhuangzhuang (4), which consist of an inner cylinder and an inner ring piece with a larger outer diameter, and An inner hole is penetrated, and the inner wall is formed by a difference in size. The thief is combined with the outer seat tube, and the outer core of the outer seat tube passes through the inner hole of the inner sleeve and is covered by the card, and the seat card is covered. In combination with _ 呜, the tiling may not be the outer seat ring 2 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ M301271 M301271 for f < M301271 VII. Designated representative map: (1) The representative representative of the case is: (1). (2) Simple description of the symbol of the representative figure: fT year f month, V ri ih replacement outer seat 1 bead seat 2 inner sleeve 3 outer seat piece 11 outer seat ring 111 outer seat tube 12 outer seat group 13 outer seat Heart 131 tube missing 121 spring 122 > spring protrusion 123 seat hole 21 'seat edge 22 seat 匝 23 bead chamber 221 slot 222 rim 231 inner cylinder 31 inner ring piece 32 inner hole 33 barrel rib 311 bead chain A bead body B