Mechanism synthesis of a foldable stair
WebJan 1, 2013 · The actuating mechanism is then synthesized in accordance with two extreme positions of the stair, folded and unfolded. Because the stair can be folded after use, it is convenient in use and will witness a wide application both indoors and outdoors where there is no enough space for a fixed stair. WebMechanism Synthesis of a Foldable Stair Jing-Shan Zhao1 e-mail: [email protected] Jian-Yi Wang Fulei Chu Zhi-Jing Feng Department of …
Mechanism synthesis of a foldable stair
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WebAug 1, 2014 · According to the geometric characteristic of the deployable structure examined, the basic structural unit is the common scissor-like-element (SLE). First, a …
WebAug 1, 2014 · To design novel configuration of PDTS, a two-step topology structure synthesis and analysis approach is proposed. Firstly, a conceptual configuration of PDTS is synthesized. Weighted graph and weighted adjacency matrix are established to realize topological description for PDTS. WebJul 1, 2011 · This paper proposes a foldable stair that can be deployed for use and folded for conservation and investigates the geometry and statics of the structure. It not only has the moving flexibility...
WebMar 1, 2024 · This paper synthesizes an innovative landing gear mechanism to improve the stiffness and strength, and provide reliable loading configuration. After proposing the novel mechanism as a retractable landing gear, the kinematics and statics are analyzed and the equivalent stiffness is investigated to confirm the feasibility of the structure. WebApr 14, 2024 · Hsp70.1 has a dual function as a chaperone protein and lysosomal stabilizer. In 2009, we reported that calpain-mediated cleavage of carbonylated Hsp70.1 causes neuronal death by inducing lysosomal rupture in the hippocampal CA1 neurons of monkeys after transient brain ischemia. Recently, we also reported that consecutive injections of …
WebFolding Staircase Engine On 94.3K subscribers Subscribe 8.7K 466K views 2 years ago It is very challenging task to present this type of mechanism. I try to explain folding stairs...
WebJan 1, 2012 · The actuating mechanism is then synthesized in accordance with two extreme positions of the stair, folded, and unfolded. Because the stair can be folded after use, it is … the 39 clues book 2 free online readWebThe foldable stair mechanism consists of links and joints. The slider moves with a force F1 along the -X axis, which pulls the connecting rod forward. The force F2 excreted by the … the 39 clues day of doom release dateWebJan 17, 2024 · The widest range of applications for travelling on stairs and over obstacles was achieved by a group of solutions based on reconfigurable belt undercarriages. 2 A very interesting principle with reconfigurable belt’s outer circumference between wheel and track was introduced in Xueshan et al. 3 Some of these belt undercarriages are completed with … the 39 articles of the church of englandWebApr 22, 2024 · Abstract. The conventional scissor mechanism is used in modern engineering and robotic applications due to its metamorphic ability. The folding configuration … the 39 clues agent handbookWebNov 7, 2016 · A foldable structure guarantees a stress free condition during deployment. A new equation, the foldability equation is derived. The foldability equation is formulated using a purely geometric approach. The foldability vector used in the foldability equation is formulated for some basic units in deployable structures. the 38th president of usaWebFeb 1, 2012 · A simple and general geometric method to design bundle-folding linkages based on one-degree-of-freedom spatial overconstrained loops, which can be folded into … the 395 craft beer and spiritsWebAug 10, 2011 · This paper presents a geometric approach for design and synthesis of deployable/foldable single loop mechanisms with pure revolute joints. The basic kinematic chains with symmetric mobility are first synthesized, and an intuitive geometric method is proposed for the mobility analysis of these kinematic chains. The deployable/foldable … the 39 clues last book