Window blinds
AssigneeAbo Window Fashion Corp.
InventorShan-Chi Chuang
Life of this patent
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Abstract
A window blinds may comprise a headrail, a plurality of track bars, and a plurality of blinds. The headrail has a plurality of parallel rail portions, and two covers respectively cover two lateral ends of the headrail. Each of guiding members formed at an upper portion of the track bar is configured to be received in the rail portion of the headrail. Each of the track bars comprises a connecting groove at a lower portion thereof, and each of the blinds is connected to a strip at an upper edge thereof which is configured to be coupled in the connecting groove. The guiding members of the track bars are arranged and limited in the rail portion of the headrail, thereby enabling the window blinds to be assembled and used easily and reducing the sizes of the headrail and the track bars.
Claims9
A window blinds comprising:
- a headrail having a plurality of parallel rail portions, and each of rail portions comprising a block portion at a bottom portion thereof, and two covers respectively covering two lateral ends of the headrail;
- a plurality of track bars;
- each of the track bars having a guiding member formed at an upper portion thereof, and the guiding member configured to be received in the rail portion of the headrail;
- each of pairs of first sliding members configured to couple together to clamp the guiding member, and the pairs of the first sliding members respectively received in the rail portions;
- each of the track bars having a horizontal engaging groove at a middle portion of one surface thereof and comprising a horizontal slide groove on the other surface thereof located at a position corresponding to the engaging groove;
- each of the engaging grooves coupled with a second sliding member adjacent to a first end of the track bar, and the second sliding member having a hook portion which is configured to extend from a first end of the engaging groove to a first end of the sliding groove;
- the thickness of the second sliding member being greater than the depth of the engaging groove such that a portion of the second sliding member, which protrudes from the engaging groove, configured to couple in the sliding groove of one adjacent track bar;
- each of the second sliding members having an engaging recess which is formed at a position corresponding to the hook portion of the adjacent track bar when the track bars located side by side;
- each of blocking members configured to be coupled in the sliding groove adjacent to a second end of the track bar;
- each of the track bars comprising a connecting groove at a lower portion thereof, and a lower portion of the connecting groove having two blocking edges respectively protruding from two inner surfaces thereof at corresponding positions;
- and
- a plurality of blinds;
- each of the blinds connected to a strip at an upper edge thereof, and each of the strips, which is made of plastic material, configured to be coupled in the connecting groove of the track bar;
- the strip configured to clamp and cover the upper edge of the blind, and the strip and the blind adapted to be sewed together through a row of horizontal stitches;
- each of two lateral surfaces of the strip having a flat surface, and an arc-shaped locating head formed at an upper end of the strip;
- and each of two lateral ends of the strip comprising a cutting edge.
Dependencies are inferred from the claim text.