.....................................................................................3 Adhesion vs. Elasticity...................................................................6 Cell Properties..............................................................................6 Optical Tweezers..........................................................................8 Our Proposed Device...............

Vehicle vibration exposure has been linked to chronic back pain and low back symptoms among agricultural tractor drivers. The objectives of this study by the National Institute for Occupational Safety and Health (NIOSH) were to assess driver whole body vibration (WBV) exposures and recommend interventions to reduce the risk of back related injuries, particularly relative to vehicle jarring/jolt...

Some problems of investigation of tractor guidance system and seeder of precision farming using GPS are discussed. A tractor guidance system is developed to support the operator to control the tractor trucking the target line in the field for plowing, fertilizing, pesticide spraying, sowing, harvesting, manuring ,etc. In the system, an alternative integration solution basing on standard 2 Kalma...

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The article provides information on the temperature-dynamic qualities of cooling system for tractor and car engines. A parameter that determines efficiency system. Definitions criterion characteristics. Calculation algorithm determining initial temperature difference. results calculated experimental data characteristics UAZ-469 TTZ-80 tractor.

Farm tractors account for the majority of fatal injuries to adolescents working in agriculture and therefore remain a leading occupational priority. The question of whether these injuries occur because adolescents are assigned tractor jobs beyond their physical capabilities has not been answered. The purpose of this study was to estimate the activation forces required to operate controls on 40 ...