US 12,222,332 B2
Device for high temperature fatigue test and method for high temperature fatigue test of resin concrete
Bin Xu, Ningbo (CN); Su Xu, Ningbo (CN); and Qi You, Ningbo (CN)
Assigned to NINGBO ROABY TECHNOLOGY INDUSTRIAL GROUP CO., LTD., Ningbo (CN)
Filed by Ningbo Roaby Technology Industrial Group Co., Ltd., Ningbo (CN)
Filed on Aug. 16, 2022, as Appl. No. 17/889,334.
Claims priority of application No. 202110938867.1 (CN), filed on Aug. 16, 2021; and application No. 202210132314.1 (CN), filed on Feb. 14, 2022.
Prior Publication US 2023/0084428 A1, Mar. 16, 2023
Int. Cl. G01N 3/36 (2006.01)
CPC G01N 3/36 (2013.01) [G01N 2203/0044 (2013.01); G01N 2203/0048 (2013.01); G01N 2203/0073 (2013.01); G01N 2203/0226 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A device for fatigue test, comprising:
a sample support;
a sample-laying part disposed on the sample support; and
a force-applying part disposed on the sample-laying part;
wherein:
the sample-laying part comprises a substrate plate and at least two arms disposed on the substrate plate;
the sample support comprises a bed plate and at least four roller assemblies disposed on the bed plate; each roller assembly comprises a roller, a roller support, and an adjusting bolt; the roller support is disposed on the bed plate; the roller is disposed on the roller support; the adjusting bolt is disposed between the roller and the roller support; and
the sample support further comprises at least one barrier, and both ends of the barrier are connected to two adjacent roller supports, respectively.