Patent ID: 9249619
Filing Date: 2016-02-02
CPC Classification: E06B

Claim Text:
1. A window covering, comprising: a headrail; a bottom rail; a shading member between the headrail and the bottom rail; two pulley assemblies received in the headrail, wherein each of the two pulley assemblies has a first sliding member; a car received in the headrail for reciprocation, and having two second sliding members; a control cord running around the first sliding member of one of the pulley assemblies and one of the second sliding members of the car to form a plurality of loops, and then going out of the headrail, the first sliding member of one of the pulley assemblies and one of the second sliding members of the car are surrounded by each of the plurality of loops; and a transmission cord having two branch sections, wherein the transmission cord runs around both the first sliding member of the other one of the pulley assemblies and the other one of the second sliding members of the car, the two branch sections go out of the headrail to be connected to the bottom rail; wherein the transmission cord further has a main section; both the branch sections are connected to an end of the main section; the main section runs around the first sliding member of the other one of the pulley assemblies and the other one of the second sliding member of the car.