GB2338400B - Protective helmet - Google Patents

Protective helmet

Info

Publication number
GB2338400B
GB2338400B GB9913996A GB9913996A GB2338400B GB 2338400 B GB2338400 B GB 2338400B GB 9913996 A GB9913996 A GB 9913996A GB 9913996 A GB9913996 A GB 9913996A GB 2338400 B GB2338400 B GB 2338400B
Authority
GB
United Kingdom
Prior art keywords
protective helmet
helmet
protective
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 - Fee Related
Application number
GB9913996A
Other versions
GB2338400A (en
GB9913996D0 (en
Inventor
Timo Erkki Holmlund
Jorma Ujanen
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.)
Scott Health and Safety Oy
Original Assignee
Kemira Safety Oy
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
Application filed by Kemira Safety Oy filed Critical Kemira Safety Oy
Publication of GB9913996D0 publication Critical patent/GB9913996D0/en
Publication of GB2338400A publication Critical patent/GB2338400A/en
Application granted granted Critical
Publication of GB2338400B publication Critical patent/GB2338400B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/28—Ventilating arrangements
    • A42B3/281—Air ducting systems
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/0406—Accessories for helmets
    • A42B3/0433—Detecting, signalling or lighting devices
GB9913996A 1998-06-16 1999-06-16 Protective helmet Expired - Fee Related GB2338400B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI981394A FI981394A (en) 1998-06-16 1998-06-16 Suojainkypärä

Publications (3)

Publication Number Publication Date
GB9913996D0 GB9913996D0 (en) 1999-08-18
GB2338400A GB2338400A (en) 1999-12-22
GB2338400B true GB2338400B (en) 2002-04-24

Family

ID=8552009

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9913996A Expired - Fee Related GB2338400B (en) 1998-06-16 1999-06-16 Protective helmet

Country Status (3)

Country Link
DE (1) DE19927122A1 (en)
FI (1) FI981394A (en)
GB (1) GB2338400B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100108067A1 (en) 2007-03-23 2010-05-06 Walker Garry J Respirator flow control apparatus and method
US8936022B2 (en) 2007-03-23 2015-01-20 3M Innovative Properties Company Air delivery apparatus for respirator hood
AU2008307327B2 (en) 2007-10-05 2011-12-15 3M Innovative Properties Company Respirator flow control apparatus and method
EP2217333B1 (en) 2007-11-12 2019-02-27 3M Innovative Properties Company Respirator assembly with air flow direction control

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1573597A (en) * 1977-05-30 1980-08-28 Hasegawa M Protective helmets
US4227520A (en) * 1978-02-10 1980-10-14 Canadian Patents & Development Ltd. Safety helmet for miners
US4700411A (en) * 1984-11-16 1987-10-20 Honda Giken Kogyo Kabushiki Kaisha Helmet
GB2251173A (en) * 1990-12-20 1992-07-01 Coal Ind Protective helmets
WO1994003235A1 (en) * 1992-07-31 1994-02-17 Mine Safety Appliances Company Limited Helmet respirator apparatus
WO1996005746A1 (en) * 1994-08-19 1996-02-29 The Secretary Of State For Defence Aircrew helmet of cavity construction
EP0818156A2 (en) * 1996-07-12 1998-01-14 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Protective helmet with ventilating device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1573597A (en) * 1977-05-30 1980-08-28 Hasegawa M Protective helmets
US4227520A (en) * 1978-02-10 1980-10-14 Canadian Patents & Development Ltd. Safety helmet for miners
US4700411A (en) * 1984-11-16 1987-10-20 Honda Giken Kogyo Kabushiki Kaisha Helmet
GB2251173A (en) * 1990-12-20 1992-07-01 Coal Ind Protective helmets
WO1994003235A1 (en) * 1992-07-31 1994-02-17 Mine Safety Appliances Company Limited Helmet respirator apparatus
WO1996005746A1 (en) * 1994-08-19 1996-02-29 The Secretary Of State For Defence Aircrew helmet of cavity construction
EP0818156A2 (en) * 1996-07-12 1998-01-14 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Protective helmet with ventilating device

Also Published As

Publication number Publication date
FI981394A (en) 1999-12-17
FI981394A0 (en) 1998-06-16
GB2338400A (en) 1999-12-22
GB9913996D0 (en) 1999-08-18
DE19927122A1 (en) 1999-12-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030616