HK1023893A1 - Safety helmets with cellular textile composite structure as energy absorber - Google Patents

Safety helmets with cellular textile composite structure as energy absorber

Info

Publication number
HK1023893A1
HK1023893A1 HK01108509A HK01108509A HK1023893A1 HK 1023893 A1 HK1023893 A1 HK 1023893A1 HK 01108509 A HK01108509 A HK 01108509A HK 01108509 A HK01108509 A HK 01108509A HK 1023893 A1 HK1023893 A1 HK 1023893A1
Authority
HK
Hong Kong
Prior art keywords
composite structure
energy absorber
textile composite
safety helmets
cellular
Prior art date
Application number
HK01108509A
Inventor
Johan Mercke
Mats Hk A Barvesten
Xiaoming Tao
Tongxi Y
Pu Xue
Original Assignee
Ericsson Telefon Ab L M
Lucky Bell Plastic Factory Ltd
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 SE9700458A external-priority patent/SE9700458L/en
Publication of HK1023893A1 publication Critical patent/HK1023893A1/en
Priority claimed from US09/727,779 external-priority patent/US6536052B2/en
Application filed by Ericsson Telefon Ab L M, Lucky Bell Plastic Factory Ltd filed Critical Ericsson Telefon Ab L M

Links

HK01108509A 1997-02-11 2001-12-04 Safety helmets with cellular textile composite structure as energy absorber HK1023893A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9700458A SE9700458L (en) 1997-02-11 1997-02-11 A mobile telecommunications unit and a system and method related thereto
PCT/SE1998/000202 WO1998035485A2 (en) 1997-02-11 1998-02-05 A mobile telecommunications unit and system and a method relating thereto
US09/727,779 US6536052B2 (en) 2000-12-04 2000-12-04 Safety helmets with cellular textile composite structure as energy absorber

Publications (1)

Publication Number Publication Date
HK1023893A1 true HK1023893A1 (en) 2000-09-22

Family

ID=26662896

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01108509A HK1023893A1 (en) 1997-02-11 2001-12-04 Safety helmets with cellular textile composite structure as energy absorber

Country Status (1)

Country Link
HK (1) HK1023893A1 (en)

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20070205