Roman shade

A roman shade, comprising:

• a rolling assembly, the rolling assembly comprising a housing, a shaft, an end connector, a sealed fixing element, a spring, and a fixed part;
• two brackets;
• a beam;
• a fabric;
• and
• a roller shade;
• wherein
• both ends of the rolling assembly are respectively supported by the two brackets and the two brackets are disposed on the beam;
• the beam comprises a side wall connected to the fabric;
• the roller shade is attached to a back of the fabric;
• the roller shade comprises a top portion secured to the rolling assembly;
• the shaft is disposed in the housing;
• the housing comprises an inner wall comprising a plurality of ribs disposed at intervals;
• the shaft comprises a first end and a second end;
• the first end is rotatably disposed through the end connector and secured to one of the two brackets;
• the end connector is rotatably disposed in one end of the housing;
• the sealed fixing element is rotatably disposed in the second end of the shaft and is flexibly secured to the other bracket;
• the spring and the fixed part are wrapped around the shaft;
• a first end of the spring is secured to the shaft and a second end of the spring is secured to the fixed part;
• the fixed part is movably disposed on the shaft;
• and
• the sealed fixing element, the end connector, and the fixed part each comprise a plurality of grooves matched with the plurality of ribs.