Results 221 to 230 of about 162,822 (295)

Static behavior analysis of disc spring considering variable static friction coefficient

Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2021
The object of this fundamental research will be to reveal the effects of variable coefficient of static friction on the static behavior of disc spring. On account of the complex relationship between friction and normal pressure, based on contact mechanics and fractal theory, a model for predicting variable coefficient of static friction of 3 D fractal
Xiaopeng Li   +4 more
openaire   +2 more sources

An eight-legged tactile sensor to estimate coefficient of static friction

2015 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2015
It is well known that a tangential force larger than the maximum static friction force is required to initiate the sliding motion between two objects, which is governed by a material constant called the coefficient of static friction. Therefore, knowing the coefficient of static friction is of great importance for robot grippers which wish to maintain ...
, Wei Chen   +6 more
openaire   +3 more sources

Experiments on the temperature coefficient of static friction

Proceedings of the Physical Society, 1941
Angles of repose of metals have been measured under controlled vacuum conditions. Preliminary measurements were made at room temperature in air. As it was found that vibrations tended to reduce the angle of repose, they were eliminated. Naked metal surfaces were obtained for aluminium and cadmium by cleaning by volatilization in a high vacuum ...
R. Schnurmann
openaire   +2 more sources

Measurement of static friction coefficient between flat surfaces

Wear, 1996
Abstract An experimental device, called the centrifugal friction apparatus (CFA), was developed which is capable of measuring the static coefficient of friction, μ, between flat surfaces with very low normal forces. Experiments were performed with the CFA using the polished surface of n-type arsenic doped silicon wafers to investigate static ...
John E. Dunkin, Dae E. Kim
openaire   +2 more sources

Investigations of the coefficient of static friction diamond-like carbon films

Surface and Coatings Technology, 2003
Hydrogenated amorphous carbon films or diamond-like carbon films have shown their outstanding tribological properties in many studies and in many applications. This is due to their extreme hardness, low coefficient of sliding friction (after some running-in time) and especially, their property to form a transfer layer on the counter-body of the ...
U. Müller, R. Hauert
openaire   +2 more sources

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