نتایج جستجو برای: motorcycle
تعداد نتایج: 2715 فیلتر نتایج به سال:
Daytime Running Lights (DRL) on motorcycles have been shown to counteract the inherently lower sensory conspicuity of these vehicles and to significantly improve their safety. The advantage of the use of DRL exclusively by motorcycles is presently becoming lost by the increasing use of DRLs on cars. The present experiment aimed at evaluating the effects of car DRLs on motorcycle perception in a...
W-Beam guardrail system has been in use as a standard for roadside safety barrier since 1950s. Recently, its safety performance standard has been upgraded to absorb impact from large vehicles. This performance standard requires guardrail system to be capable of capturing and redirecting a large range of vehicle types and sizes but its effects on safety of motorcyclists are not yet understood. T...
Finite Element Analysis of Helmeted Impacts and Head Injury Evaluation with a Commercial Road Helmet
This research was conducted to assess the safety performance of a commercial motorcycle helmet, homologated by the most relevant current standards and currently available in the market. The evaluation was based on accurate reproduction of translational impacts specified by the ECE R22.05 standard to assess motorcycle helmets. The Finite Element numerical framework was vali...
The objective of this study was to assess the prevalence of not wearing a helmet (unprotected) while riding a motorcycle and associated risk behaviors among adolescents and young adults in Northern Thailand. Participants were 1725 students, aged 15-21 years, from 3 vocational schools in Chiang Rai Province; 51.8% were male. Participants completed a classroom-based computer-assisted self-intervi...
Motorcycles have become an increasingly popular mode of Introduction transportation despite their association with a greater risk for injury compared with automobiles. Whereas the recent incidence of annual passenger vehicle fatalities in the United States of America (USA) has progressively declined, motorcycle fatalities have steadily increased in the past 11 years. Although motorcycle injurie...
conclusions close attention to these predictors may aid officials in planning effective training programs and prevention measures. these predictors can also be used in the legislation of traffic laws and regulations and managerial plans of hospitals. patients and methods this longitudinal study reviewed 15,331 injuries in 21 hospitals in the city of tabriz from march 2012 to march 2013. the req...
background: motorcycle has been one of the vital modes of transportation worldwide. it is quite difficult to identify the risk factors that affect muscular discomfort among motorcyclist due to not much research having been carried out on the motorcyclist. the purpose of this study was to have a better understanding of the risk factors of muscular discomfort among motorcyclist due to motorcycle ...
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