{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/76225"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/76225","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"An evaluation of diver performance using different safety vest detonators","abstract":"An attempt was made to evaluate the performance of SCUBA divers in pulling the detonator knob on the diver's personal floatation device while treading water. Three shapes, three sizes, and three positions of the detonator knob were tested to determine their effects on the time it took divers to activate the emergency detonator. Three different glove conditions were also tested (bare hands, cotton gloves, and three-fingered mitts), to determine if gloves have an effect on the time for activating the emergency detonator. It was found that the size, position, and glove type made a statistically significant difference in the time it took the diver to activate the detonator on the diver's personal floatation device, while the different shapes of the detonator knob did not show any significance. The results indicate that detonator knobs should be at least 2 in. in diameter and located on the middle portion of the vest.","abstract_html":"An attempt was made to evaluate the performance of SCUBA divers in pulling the detonator knob on the diver's personal floatation device while treading water. Three shapes, three sizes, and three positions of the detonator knob were tested to determine their effects on the time it took divers to activate the emergency detonator. Three different glove conditions were also tested (bare hands, cotton gloves, and three-fingered mitts), to determine if gloves have an effect on the time for activating the emergency detonator. It was found that the size, position, and glove type made a statistically significant difference in the time it took the diver to activate the detonator on the diver's personal floatation device, while the different shapes of the detonator knob did not show any significance. The results indicate that detonator knobs should be at least 2 in. in diameter and located on the middle portion of the vest.","abstract_has_math":false,"creators":["Dalby, Philip Hays"],"institution":"Virginia Polytechnic Institute and State University","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Industrial Engineering and Operations Research","degree_department":"Industrial Engineering and Operations Research","school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1976,"date_issued":"1976","date_published":"1976","updated_at":"2026-07-22T22:18:52Z","subjects":[],"languages":["en"],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10919/76225","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.department","label":"Department","values":["Industrial Engineering and Operations Research"]},{"key":"dc:creator","label":"Author","values":["Dalby, Philip Hays"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2017-03-10T20:13:30Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2017-03-10T20:13:30Z"]},{"key":"dc:date.issued","label":"Date","values":["1976"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Polytechnic Institute and State University"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.dcmitype","label":"Dc Type Dcmitype","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Industrial Engineering and Operations Research"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Virginia Polytechnic Institute and State University"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["In Copyright"]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/76225"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["An attempt was made to evaluate the performance of SCUBA divers in pulling the detonator knob on the diver's personal floatation device while treading water. Three shapes, three sizes, and three positions of the detonator knob were tested to determine their effects on the time it took divers to activate the emergency detonator. Three different glove conditions were also tested (bare hands, cotton gloves, and three-fingered mitts), to determine if gloves have an effect on the time for activating the emergency detonator. It was found that the size, position, and glove type made a statistically significant difference in the time it took the diver to activate the detonator on the diver's personal floatation device, while the different shapes of the detonator knob did not show any significance. The results indicate that detonator knobs should be at least 2 in. in diameter and located on the middle portion of the vest."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["Master of Science"]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["An evaluation of diver performance using different safety vest detonators"]}]}],"canonical_facts":{"dc:contributor.department":["Industrial Engineering and Operations Research"],"dc:creator":["Dalby, Philip Hays"],"dc:date.accessioned":["2017-03-10T20:13:30Z"],"dc:date.available":["2017-03-10T20:13:30Z"],"dc:date.issued":["1976"],"dc:description.abstract":["An attempt was made to evaluate the performance of SCUBA divers in pulling the detonator knob on the diver's personal floatation device while treading water. Three shapes, three sizes, and three positions of the detonator knob were tested to determine their effects on the time it took divers to activate the emergency detonator. Three different glove conditions were also tested (bare hands, cotton gloves, and three-fingered mitts), to determine if gloves have an effect on the time for activating the emergency detonator. It was found that the size, position, and glove type made a statistically significant difference in the time it took the diver to activate the detonator on the diver's personal floatation device, while the different shapes of the detonator knob did not show any significance. The results indicate that detonator knobs should be at least 2 in. in diameter and located on the middle portion of the vest."],"dc:description.degree":["Master of Science"],"dc:format.mimetype":["application/pdf"],"dc:identifier.uri":["http://hdl.handle.net/10919/76225"],"dc:language.iso":["en"],"dc:publisher":["Virginia Polytechnic Institute and State University"],"dc:rights":["In Copyright"],"dc:rights.uri":["http://rightsstatements.org/vocab/InC/1.0/"],"dc:title":["An evaluation of diver performance using different safety vest detonators"],"dc:type":["Thesis"],"dc:type.dcmitype":["Text"],"thesis:degree_discipline":["Industrial Engineering and Operations Research"],"thesis:degree_level":["masters"],"thesis:degree_name":["Master of Science"],"thesis:institution_name":["Virginia Polytechnic Institute and State University"]},"updated_at":"2026-07-22T22:18:52Z"}