US 9,810,667 B2
Heel test block
Changhua Chen, Jiangsu (CN); Li Zhang, Jiangsu (CN); Xiaolei Liu, Jiangsu (CN); Yao Ha, Jiangsu (CN); Zhengmao Xu, Jiangsu (CN); Zheng Dong, Jiangsu (CN); and Qingyong Chen, Jiangsu (CN)
Assigned to Nanjing Develop Advanced Manufacturing Co., Ltd., Nanjing, Jiangsu (CN)
Appl. No. 14/436,688
Filed by NANJING DEVELOP ADVANCED MANUFACTURING CO., LTD., Nanjing, Jiangsu (CN)
PCT Filed Jul. 9, 2014, PCT No. PCT/CN2014/081864
§ 371(c)(1), (2) Date Apr. 17, 2015,
PCT Pub. No. WO2015/161568, PCT Pub. Date Oct. 29, 2015.
Claims priority of application No. 2014 1 0166754 (CN), filed on Apr. 23, 2014.
Prior Publication US 2016/0231292 A1, Aug. 11, 2016
Int. Cl. G01N 29/30 (2006.01)
CPC G01N 29/30 (2013.01) 9 Claims
OG exemplary drawing
 
1. A heel test block comprising:
a semi-cylinder, a first flat plate and a second flat plate, wherein the side surface of the semi-cylinder comprises a circular arc-shaped surface and a first plane of the semi-cylinder is along the diameter of the semi-cylinder, the first flat plate and the second flat plate are arranged on one side of the first plane, all the parts of the first flat plate have the same thickness, all the parts of the second flat plate have the same thickness, the first flat plate and the second flat plate are arranged in parallel to the first plane, the first flat plate and the second flat plate are arranged on the two sides of a second plane of the semi-cylinder respectively which intersects an axis of the semi-cylinder and is perpendicular to the first plane, and the thickness of the first flat plate is less than that of the second flat plate,
wherein the distance between a plane of the first flat plate, which is parallel to the first plane of the semi-cylinder, and the first plane of the semi-cylinder is the thickness of the first flat plate, and the distance between a plane of the second flat plate, which is parallel to the first plane the semi-cylinder, and the first plane of the semi-cylinder is the thickness of the second flat plate.