AU491803B2 - Safety hat energy absorbing liner - Google Patents

Safety hat energy absorbing liner

Info

Publication number
AU491803B2
AU491803B2 AU77741/75A AU7774175A AU491803B2 AU 491803 B2 AU491803 B2 AU 491803B2 AU 77741/75 A AU77741/75 A AU 77741/75A AU 7774175 A AU7774175 A AU 7774175A AU 491803 B2 AU491803 B2 AU 491803B2
Authority
AU
Australia
Prior art keywords
energy absorbing
absorbing liner
safety hat
hat energy
safety
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU77741/75A
Other versions
AU7774175A (en
Inventor
Joseph Summers Harry Wilson Austin James
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MSA Safety Inc
Original Assignee
Mine Safety Appliances Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US468013A external-priority patent/US3877076A/en
Application filed by Mine Safety Appliances Co filed Critical Mine Safety Appliances Co
Application granted granted Critical
Publication of AU491803B2 publication Critical patent/AU491803B2/en
Publication of AU7774175A publication Critical patent/AU7774175A/en
Expired legal-status Critical Current

Links

AU77741/75A 1974-05-08 1975-01-30 Safety hat energy absorbing liner Expired AU491803B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS468013 1974-05-08
US468013A US3877076A (en) 1974-05-08 1974-05-08 Safety hat energy absorbing liner

Publications (2)

Publication Number Publication Date
AU491803B2 true AU491803B2 (en) 1976-08-05
AU7774175A AU7774175A (en) 1976-08-05

Family

ID=

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