CA2164539A1 - Casque protecteur ventile - Google Patents

Casque protecteur ventile

Info

Publication number
CA2164539A1
CA2164539A1 CA 2164539 CA2164539A CA2164539A1 CA 2164539 A1 CA2164539 A1 CA 2164539A1 CA 2164539 CA2164539 CA 2164539 CA 2164539 A CA2164539 A CA 2164539A CA 2164539 A1 CA2164539 A1 CA 2164539A1
Authority
CA
Canada
Prior art keywords
hole
protective helmet
body portion
grooves
intermediate layer
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.)
Abandoned
Application number
CA 2164539
Other languages
English (en)
Inventor
Chan-Yen Lin
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.)
LIN CHAN YEN
MA CHANG CHING
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA 2164539 priority Critical patent/CA2164539A1/fr
Publication of CA2164539A1 publication Critical patent/CA2164539A1/fr
Abandoned 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
CA 2164539 1995-12-06 1995-12-06 Casque protecteur ventile Abandoned CA2164539A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2164539 CA2164539A1 (fr) 1995-12-06 1995-12-06 Casque protecteur ventile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2164539 CA2164539A1 (fr) 1995-12-06 1995-12-06 Casque protecteur ventile

Publications (1)

Publication Number Publication Date
CA2164539A1 true CA2164539A1 (fr) 1997-06-07

Family

ID=4157110

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2164539 Abandoned CA2164539A1 (fr) 1995-12-06 1995-12-06 Casque protecteur ventile

Country Status (1)

Country Link
CA (1) CA2164539A1 (fr)

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Legal Events

Date Code Title Description
FZDE Dead