Effect of cycle time and duty cycle on psychophysically determined acceptable levels in a highly repetitive task

A Moore, R Wells - Ergonomics, 2005 - Taylor & Francis
cycle. The purpose of this paper is to present psychophysically determined acceptable torques
for a common upper limb task, with both cycle time and duty cycle … screw running task. A …

Predicting maximum acceptable efforts for repetitive tasks: an equation based on duty cycle

JR Potvin - Human factors, 2012 - journals.sagepub.com
… The purpose of this article was to perform a meta-analysis on existing psychophysical data
to determine if I could develop an equation, using frequency, effort duration, and/or duty cycle

Effect of cycle time and duty cycle on muscle activity during a repetitive manual task

AE Moore - Proceedings of the Human Factors and …, 2000 - journals.sagepub.com
cycle and muscle rest. The purpose of this study was to examine the effect of duty cycle
and cycle time on the pattern of muscle rest taken during a highly repetitive task. …

The effects of force and exertion duration on duty cycle time: Implications for productivity

A Finneran, L O'Sullivan - Human Factors and Ergonomics in …, 2010 - Wiley Online Library
… The outcome is that longer cycle tasks involving greater numbers and varieties of subtasks
may be more beneficial than short-cycle, highly repetitive tasks for health and productivity …

The influence of task design on upper limb muscles fatigue during low-load repetitive work: A systematic review

J Santos, JS Baptista, PRR Monteiro, AS Miguel… - International Journal of …, 2016 - Elsevier
… the influence of task design, which includes work organization factors such as work duration
(hours of work and shift work), duty cycle, cycle time, work pace and job rotation, on fatigue …

Muscular fatigue and endurance during intermittent static efforts: effects of contraction level, duty cycle, and cycle time

H Iridiastadi, MA Nussbaum - Human factors, 2006 - journals.sagepub.com
tasks, which often involve prolonged repetition of … work on endurance and fatigue development
have been reported, and certain combinations of contraction levels and duty cycles have …

Measuring elemental time and duty cycle using automated video processing

O Akkas, CH Lee, YH Hu, TY Yen, RG Radwin - Ergonomics, 2016 - Taylor & Francis
… Specifically, we manually labelled the Get and Put elements for the first cycle of the repetitive
task in the video and used it for training the FVT algorithm. Then, we tested the algorithm on …

Repetitive work of the upper extremity: Part II—The scientific basis (knowledge base) for the guide

Å Kilbom - International journal of industrial ergonomics, 1994 - Elsevier
work cycles and repetitiveness, ie the duration/frequency of … highly repetitive jobs, defined
as work cycles < 30 s or fundamental work cycles constituting more than 50% of the work cycle

Minimizing fatigue during repetitive jobs: optimal work-rest schedules

DD Wood, DL Fisher, RO Andres - Human factors, 1997 - journals.sagepub.com
… Thus we will assume that a repetitive job is … ratio is itself a product of another ratio, the
duty cycle, times the desired percentage of MVC.The duty cycle is equal to the ratio of the work

Predicted endurance times during overhead work: influences of duty cycle and tool mass estimated using perceived discomfort

D Sood, MA Nussbaum, K Hager, HC Nogueira - Ergonomics, 2017 - Taylor & Francis
… A need for overhead work remains in several industries and such work is an important risk …
evaluated the effects of duty cycle and tool mass on endurance times during overhead work. A …