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| Edge-emitting etched-facet lasers 专利
专利号: US10038298, 申请日期: 2018-07-31, 公开日期: 2018-07-31
作者: BEHFAR, ALEX A.; GREEN, MALCOLM R.; STAGARESCU, CRISTIAN
  收藏 | 浏览/下载：10/0 | 提交时间：2019/12/26 |
| Gear-plate variable proportion based servo motor load pull testing system, has shaft for passing through sliding groove, and force sensor connected with bolt that is connected with sample clamp and ball screw nut. 专利
申请日期: 2018-01-01, 公开日期: 2018-05-15
作者: CHANG Y WANG B WANG N LI X YU S YAN
收藏 | 浏览/下载：3/0 | 提交时间：2019/12/02 |
| Device for testing torsional coupling performance of flexible cable and cable structure, has stretching actuator that drives twisted helical rod to spirally feed through hole. 专利
申请日期: 2018-01-01, 公开日期: 2018-05-29
作者: YAN J HU H SU Q ZHOU B LIU J XU J
收藏 | 浏览/下载：4/0 | 提交时间：2019/12/02 |
| Automatic customizable strain-stress curve testing device, has pressure detection device for detecting pressure information of test process, and data collecting system for obtaining pressure information of object to render image. 专利
申请日期: 2018-01-01, 公开日期: 2018-05-15
作者: WANG X PAN X
收藏 | 浏览/下载：13/0 | 提交时间：2019/12/02 |
| Method for testing vertical and lateral bending vibration damping ratio on bridge flutter derivative, involves directly measuring running torque and resistance by balance torque and resistance power for subtracting self-excited force. 专利
申请日期: 2018-01-01, 公开日期: 2018-05-04
作者: XU F YANG J CENG D
收藏 | 浏览/下载：3/0 | 提交时间：2019/12/02 |
| Research torsional vibration damping bridge flutter derivative force testing method, involves fixing servo motor on base, fixing two ends of bridge model with end plate, and calculating derivative according to least square technology. 专利
申请日期: 2018-01-01, 公开日期: 2018-02-13
作者: XU F YANG J CENG D YING X
收藏 | 浏览/下载：3/0 | 提交时间：2019/12/02 |
| Large-thrust vector vertical testing device structure, has calibration plate fixed on top plate, central pull rod connected with hydraulic cylinder, and connecting cylinder whose lower end is connected to hydraulic power system by bolt. 专利
申请日期: 2018-01-01, 公开日期: 2018-03-16
作者: ZHANG J LI M JIA Z REN Z LU W CHANG
收藏 | 浏览/下载：4/0 | 提交时间：2019/12/02 |
| Fabric ballistic-resistant residual energy testing device, has mortar container whose fixing boss is fixedly connected with ballistic impact test platform by bolt, and projectile throwing head arranged to center surface of fabric piece. 专利
申请日期: 2018-01-01, 公开日期: 2018-04-10
作者: MA Y BAI R LEI Z FENG Y
收藏 | 浏览/下载：3/0 | 提交时间：2019/12/02 |
| Vibrating platform testing directional shearing model box, has layered plate surrounded by box body, and spring mounted between inner side of layered plate and inner wall of box body, where spring is uniformly distributed and fixed by bolt. 专利
申请日期: 2018-01-01, 公开日期: 2018-04-20
作者: ZHAO W WANG R WANG Z SONG X SONG H
收藏 | 浏览/下载：2/0 | 提交时间：2019/12/02 |
| Device for testing rock crack under liquid nitrogen cold impact, has temperature sensor and pressure sensor mounted on pressure reducer through sensor data line and connected to detector, and camera whose lens is connected to rock sample. 专利
申请日期: 2018-01-01, 公开日期: 2018-02-27
作者: TANG S CHEN P HUANG X
收藏 | 浏览/下载：2/0 | 提交时间：2019/12/02 |
