FR2337513A1 - Casques de protection et de securite a calottes realisees en structures dites " sandwich " simples ou multiples - Google Patents

Casques de protection et de securite a calottes realisees en structures dites " sandwich " simples ou multiples

Info

Publication number
FR2337513A1
FR2337513A1 FR7600259A FR7600259A FR2337513A1 FR 2337513 A1 FR2337513 A1 FR 2337513A1 FR 7600259 A FR7600259 A FR 7600259A FR 7600259 A FR7600259 A FR 7600259A FR 2337513 A1 FR2337513 A1 FR 2337513A1
Authority
FR
France
Prior art keywords
outer walls
safety helmet
layer structure
shock absorbing
absorbing core
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.)
Granted
Application number
FR7600259A
Other languages
English (en)
French (fr)
Other versions
FR2337513B3 (show.php
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.)
Individual
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 FR7600259A priority Critical patent/FR2337513A1/fr
Publication of FR2337513A1 publication Critical patent/FR2337513A1/fr
Application granted granted Critical
Publication of FR2337513B3 publication Critical patent/FR2337513B3/fr
Granted 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
    • A42B3/06—Impact-absorbing shells, e.g. of crash helmets
    • A42B3/062—Impact-absorbing shells, e.g. of crash helmets with reinforcing means
    • A42B3/063—Impact-absorbing shells, e.g. of crash helmets with reinforcing means using layered structures

Landscapes

  • Helmets And Other Head Coverings (AREA)
FR7600259A 1976-01-07 1976-01-07 Casques de protection et de securite a calottes realisees en structures dites " sandwich " simples ou multiples Granted FR2337513A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7600259A FR2337513A1 (fr) 1976-01-07 1976-01-07 Casques de protection et de securite a calottes realisees en structures dites " sandwich " simples ou multiples

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7600259A FR2337513A1 (fr) 1976-01-07 1976-01-07 Casques de protection et de securite a calottes realisees en structures dites " sandwich " simples ou multiples

Publications (2)

Publication Number Publication Date
FR2337513A1 true FR2337513A1 (fr) 1977-08-05
FR2337513B3 FR2337513B3 (show.php) 1978-10-06

Family

ID=9167678

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7600259A Granted FR2337513A1 (fr) 1976-01-07 1976-01-07 Casques de protection et de securite a calottes realisees en structures dites " sandwich " simples ou multiples

Country Status (1)

Country Link
FR (1) FR2337513A1 (show.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1688053A1 (de) * 2005-02-04 2006-08-09 Manfred Krauter Helmschale für einen Sport- und Freizeithelm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1688053A1 (de) * 2005-02-04 2006-08-09 Manfred Krauter Helmschale für einen Sport- und Freizeithelm

Also Published As

Publication number Publication date
FR2337513B3 (show.php) 1978-10-06

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Legal Events

Date Code Title Description
ST Notification of lapse