President of Ukraine Volodymyr Zelenskyy has commented on the receipt of EUR5.9 billion from the European Commission (EC) at the expense of the Ukrainian fund and the ERA (Extraordinary Revenue ...

A common type of machine for the vending of bottled drinks is the Cartesian-drive machine shown below. Here, a carriage for the drink bottles moves from a starting point on the lower left side of the ...

When it comes to soldering on a PCB it almost always helps to have some way to hold the board off your workbench, allowing leads to pass though with out making it unstable and keeping it level while ...

Abstract: In this study, the proposed design of a motion chair with four degrees of freedom (DoF) provides the pilot with the tactile sensations required by the human body to increase the immersion of ...

Linkage are composed of links and lower pairs. The simplest closed-loop linkage is the four-bar linkage, which has three moving links, one fixed link and four pin joints. A linkage with one link fixed ...

Abstract: With the booming penetration of wrist worn smart devices in daily lives, a wide range of applications have been enabled, such as exchanging social information, sharing sports data, and ...