Patent ID: 8784326

Claim:
A cuff for blood pressure meter, comprising: an air bag; a core disposed outside the air bag including a flexible sheet-like first core, and a second core which is formed into an arc shape over an angle of about 300°, which is stacked on and attached to the first core, and which curves the first core; fixing means for maintaining a condition where one end of the first core is wound into other end of the first core; and tightening means for tightening the first core and the second core onto a part of a living body including a tightening belt provided in a state wound around an outer periphery of the first core or the second core, a knob, and a release lever, wherein the second core has a shape maintaining property such that a maximum diameter of the second core is automatically restored by a resilience of the shape maintaining property when the second core is released from a tightened and diametrically reduced state, the second core has a fixing plate fixed onto an outer surface of the first core, and two belt portions extending from the fixing plate and the belt portions having a width shorter than a width of the first core.