The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 2025
Filed:
Sep. 12, 2024
Sichuan University, Chengdu, CN;
Nuwen Xu, Chengdu, CN;
Zhuang Li, Chengdu, CN;
Yong Xia, Chengdu, CN;
Biao Li, Chengdu, CN;
Peiwei Xiao, Chengdu, CN;
Haoyu Mao, Chengdu, CN;
Jun Liu, Chengdu, CN;
Feng Gao, Chengdu, CN;
Yuepeng Sun, Chengdu, CN;
SICHUAN UNIVERSITY, Chengdu, CN;
Abstract
A single-pulse experimentation device based on a Hopkinson pressure bar and an experimentation method include an experimentation assembly and a pulse controlling assembly, the experimentation assembly includes a power generating mechanism, an incident bar and a transmission bar, a space between the incident bar and the transmission bar is for accommodating a sample, and the sample is for bearing and transferring a dynamic-loading compressional wave transmitted by the incident bar; the pulse controlling assembly includes: a stretching assembly that is internally hollow and is connected to the transmission bar; and an elastic assembly and a gear regulating mechanism that are located inside the stretching assembly, and are connected to corresponding positions of the stretching assembly, respectively; wherein the gear regulating mechanism is configured for driving the stretching assembly to switch between a first position state and a second position state.