FR2457648A1 - Casque de protection a episcope - Google Patents

Casque de protection a episcope

Info

Publication number
FR2457648A1
FR2457648A1 FR7913878A FR7913878A FR2457648A1 FR 2457648 A1 FR2457648 A1 FR 2457648A1 FR 7913878 A FR7913878 A FR 7913878A FR 7913878 A FR7913878 A FR 7913878A FR 2457648 A1 FR2457648 A1 FR 2457648A1
Authority
FR
France
Prior art keywords
helmet
prism
optical device
articulated arms
case fixed
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
FR7913878A
Other languages
English (en)
Other versions
FR2457648B1 (fr
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 FR7913878A priority Critical patent/FR2457648A1/fr
Publication of FR2457648A1 publication Critical patent/FR2457648A1/fr
Application granted granted Critical
Publication of FR2457648B1 publication Critical patent/FR2457648B1/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
    • A42B3/0406—Accessories for helmets
    • A42B3/042—Optical devices
    • A42B3/0426—Rear view devices or the like
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0176—Head mounted characterised by mechanical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0149—Head-up displays characterised by mechanical features
    • G02B2027/0154—Head-up displays characterised by mechanical features with movable elements
    • G02B2027/0156—Head-up displays characterised by mechanical features with movable elements with optionally usable elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0149—Head-up displays characterised by mechanical features
    • G02B2027/0154—Head-up displays characterised by mechanical features with movable elements
    • G02B2027/0159—Head-up displays characterised by mechanical features with movable elements with mechanical means other than scaning means for positioning the whole image
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Helmets And Other Head Coverings (AREA)

Abstract

LE DISPOSITIF OPTIQUE COMPREND UN PRISME 1 ET UNE SURFACE REFLECHISSANTE 6, L'ENSEMBLE ETANT DISPOSE A L'INTERIEUR D'UNE MONTURE ETANCHE 2 ET ARTICULE SUR DES BRAS 9 QUI PERMETTENT D'ESCAMOTER L'ENSEMBLE VERS LE HAUT. UN TEL CASQUE DE PROTECTION PERMET UNE OBSERVATION VERS LE HAUT SANS NECESSITER DE PENCHER LA TETE VERS L'ARRIERE.
FR7913878A 1979-05-30 1979-05-30 Casque de protection a episcope Granted FR2457648A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7913878A FR2457648A1 (fr) 1979-05-30 1979-05-30 Casque de protection a episcope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7913878A FR2457648A1 (fr) 1979-05-30 1979-05-30 Casque de protection a episcope

Publications (2)

Publication Number Publication Date
FR2457648A1 true FR2457648A1 (fr) 1980-12-26
FR2457648B1 FR2457648B1 (fr) 1982-11-05

Family

ID=9226044

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913878A Granted FR2457648A1 (fr) 1979-05-30 1979-05-30 Casque de protection a episcope

Country Status (1)

Country Link
FR (1) FR2457648A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2630653A1 (fr) * 1988-05-02 1989-11-03 Desbordes Jean Louis Dispositif optique pour nages sans visibilite
EP0366467A2 (fr) * 1988-10-27 1990-05-02 Gec-Marconi Limited Systèmes optiques montés sur des casques
WO1994022336A1 (fr) * 1993-04-01 1994-10-13 Steele, Graham Protege-tete
EP0899599A2 (fr) * 1997-08-01 1999-03-03 Colorado Microdisplay, Inc. Système d'affichage monté sur tête
IT202100005978A1 (it) * 2021-03-12 2022-09-12 Luca Pasquini Casco da ciclista comprendente un dispositivo ottico deflettore.

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2630653A1 (fr) * 1988-05-02 1989-11-03 Desbordes Jean Louis Dispositif optique pour nages sans visibilite
EP0366467A2 (fr) * 1988-10-27 1990-05-02 Gec-Marconi Limited Systèmes optiques montés sur des casques
EP0366467A3 (fr) * 1988-10-27 1991-08-14 Gec-Marconi Limited Systèmes optiques montés sur des casques
WO1994022336A1 (fr) * 1993-04-01 1994-10-13 Steele, Graham Protege-tete
EP0899599A2 (fr) * 1997-08-01 1999-03-03 Colorado Microdisplay, Inc. Système d'affichage monté sur tête
EP0899599A3 (fr) * 1997-08-01 1999-04-14 Colorado Microdisplay, Inc. Système d'affichage monté sur tête
US6034653A (en) * 1997-08-01 2000-03-07 Colorado Microdisplay, Inc. Head-set display device
IT202100005978A1 (it) * 2021-03-12 2022-09-12 Luca Pasquini Casco da ciclista comprendente un dispositivo ottico deflettore.

Also Published As

Publication number Publication date
FR2457648B1 (fr) 1982-11-05

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Legal Events

Date Code Title Description
ST Notification of lapse