A multi-directionally engageable column combination structure comprising a column, a first hook body, and a second hook body. The column is in a straight cylindrical shape and has an outer circular surface and two end faces. A plurality of axial combination grooves are disposed at the outer ...
The present invention provides multidirectionally reinforced shape woven preforms with improved strength for composite structures that are axisymmetric as well as non-axisymmetric in nature. The invention is a preform used to reinforce a composite structure which includes a contour woven fabric portion, ...
Multi-Directionally Rotating Downhole Drilling Assembly and Method 发明人: Smith Gary 申请人: 申请日期: 2017-08-24 申请公布日期: 2018-01-04 代理机构: 代理人: 地址: Houston TX US 摘要: Embodiments of a downhole drilling assembly generally include a rotatable lower drilling assembly, a rotata...
Choi, S., Jo, W., Jeon, Y.et al.Multi-directionally wrinkle-able textile OLEDs for clothing-type displays.npj Flex Electron4, 33 (2020). https://doi.org/10.1038/s41528-020-00096-3 Download citation Received12 November 2019 Accepted28 October 2020 ...
A self-rectifying multidirectionally-rotational rocking chair is characterized in that the bottom of a rocking plate is provided with a spherical cambered face, a spherical radius R is greater than a distance between a common rocking center of gravity G and a supporting face, a support pad is...
Neural-model computational system with multi-directionally overlapping broadcast regions 来自 百度文库 喜欢 0 阅读量: 17 申请(专利)号: US19880269422 申请日期: 1988-11-10 公开/公告号: US4918617A 公开/公告日期: 1990-04-17 申请(专利权)人: OREGON GRADUATE CENTER 发明人:...
Disclosed is a multi-directionally and flexibly bending and locking operation apparatus, comprising a hollow hard rod body; two ends of the rod body are respectively provided with a control part (2) and a wrist part structure; the control part (2) is provided with a first socket joint and ...
AZ91 magnesium alloy was multi-directionally forged (MDFed) under decreasing temperature condition from 673 to 413 K up to cumulative strain of ΣΔε=6.4 at a strain rate of 3×10−3 s−1. The average grain size decreased gradually with cumulative strain. After straining to ΣΔε=6.4...
Enhancing Biocompatibility and Performance of Multi-directionally Expanding Materials for Dental Applications: Design and Analysis doi:10.1007/978-981-97-6732-8_20Stents are vital in maintaining artery and duct patency by preventing blockages. However, modern stent types have complications, including ...
A magnetic marker for use with electronic article surveillance (EAS) systems in which a two-directional response is obtained. The marker comprises a substantially two-dimensional, sheet-like substrate