JPS62173717U - - Google Patents

Info

Publication number
JPS62173717U
JPS62173717U JP1986191834U JP19183486U JPS62173717U JP S62173717 U JPS62173717 U JP S62173717U JP 1986191834 U JP1986191834 U JP 1986191834U JP 19183486 U JP19183486 U JP 19183486U JP S62173717 U JPS62173717 U JP S62173717U
Authority
JP
Japan
Prior art keywords
objective lens
helmet
reflecting means
lens
reflecting
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.)
Pending
Application number
JP1986191834U
Other languages
English (en)
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 filed Critical
Publication of JPS62173717U publication Critical patent/JPS62173717U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
    • G02B23/08—Periscopes
    • 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

Landscapes

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

Description

【図面の簡単な説明】
第１図は本考案のバツクミラー装置を取付けた
ヘルメツト帽の部分破断側面図、第２図は本考案
のバツクミラー装置の光線経路を示す図である。 Ｏ１…対物レンズ、Ｏ２…対眼レンズ、Ｍ１，
Ｍ２，Ｍ３…反射手段、Ｗ１…関接部材（ピン）
、Ｗ２…関接部材（ボール・ソケツト継手）、Ａ
…ヘルメツト帽、Ｋ…眼、Ｐ…屈折手段（プリズ
ム）、Ｖ…視野レンズ。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ ヘルメツト帽Ａ後方の対象物の像を検知する
    対物レンズ０１と、ヘルメツト帽着用者が上記像
    を見得るようにした対眼レンズ０２と、上記対物
    レンズ及び対眼レンズを通過する光学径路上に配
    設された反射手段Ｍ１，Ｍ２，Ｍ３とからなる手
    学系をヘルメツト帽の外部に着脱自在に備えたバ
    ツクミラー装置において、対物レンズ０１と対眼
    レンズ０２との間に視野レンズＶと垂直方向の倒
    立像を正立せしめる反射手段Ｍ１とを順次配列し
    、上記対物レンズ０１と視野レンズＶとの間に第
    １の屈折手段Ｐを、又上記反射手段Ｍ１と対眼レ
    ンズ０２との間に第２の屈折手段Ｐを設け、又上
    記対眼レンズ０２とヘルメツト帽着用者の眼Ｋと
    の間によこ方向の倒立像を正立せしめる二つの反
    射手段Ｍ２，Ｍ３を設け、上記二つの反射手段Ｍ
    ２，Ｍ３は互に略直交状に交差し、その交差線は
    ヘルメツト帽の中立垂直平面から所定の間隔をあ
    けかつ該中立垂直平面に平行であることを特徴と
    する保護ヘルメツト帽用バツクミラー装置。 ２ 上記屈折手段Ｐがプリズムである実用新案登
    録請求の範囲第１項記載の装置。 ３ 上記反射手段Ｍ１，Ｍ２，Ｍ３が平面鏡であ
    る実用新案登録請求の範囲第１項記載の装置。 ４ 上記反射手段Ｍ２，Ｍ３が関接部材Ｗ１，Ｗ
    ２によつて反射面の向きを変更し得るようにされ
    た実用新案登録請求の範囲第１項に記載の装置。
JP1986191834U 1981-04-17 1986-12-15 Pending JPS62173717U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21290/81A IT1135781B (it) 1981-04-17 1981-04-17 Dispositivo retrovisore applicabile a caschi e simili

Publications (1)

Publication Number Publication Date
JPS62173717U true JPS62173717U (ja) 1987-11-05

Family

ID=11179614

Family Applications (2)

Application Number Title Priority Date Filing Date
JP57059808A Pending JPS57197510A (en) 1981-04-17 1982-04-12 Rear view mirror for protective helmet
JP1986191834U Pending JPS62173717U (ja) 1981-04-17 1986-12-15

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP57059808A Pending JPS57197510A (en) 1981-04-17 1982-04-12 Rear view mirror for protective helmet

Country Status (5)

Country Link
JP (2) JPS57197510A (ja)
DE (1) DE3209911C2 (ja)
FR (1) FR2504280B1 (ja)
GB (1) GB2097147B (ja)
IT (1) IT1135781B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012102446A (ja) * 2010-11-15 2012-05-31 Marusei:Kk 鏡製品、つば（又はひさし）、ヘルメット、帽子又はバイザー

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5976521U (ja) * 1982-11-17 1984-05-24 中　正順 バツクミラ−付額帯
JPS59172736U (ja) * 1983-05-06 1984-11-19 服部　孝男 バツクミラ−付ヘルメツト
GB2275412B (en) * 1993-02-19 1996-09-11 British Gas Plc Diver communication equipment
US5771497A (en) * 1995-06-09 1998-06-30 Hoodco 446 Limited Article of headwear
GB2347611B (en) 1999-03-11 2002-04-17 Michael Robin Whittingdale Rear view apparatus
EP1247467B1 (en) * 2001-04-06 2004-10-13 CEO Centro di Eccellenza Optronica Protective helmet with rearview optical system
GB2432102B (en) * 2005-11-14 2010-09-08 Reevu Ltd Mirror position adjuster
CN104000339A (zh) * 2014-05-29 2014-08-27 魏强 通讯帽子

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4985736A (ja) * 1972-12-20 1974-08-16
JPS5427454A (en) * 1977-08-03 1979-03-01 Mitsubishi Chem Ind Device for observing rotating body
JPS5526595A (en) * 1978-07-06 1980-02-26 Picquet Lambert Helmettincorporated rear side monitor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1082371A (en) * 1965-02-12 1967-09-06 Lucas Industries Ltd Road vehicles having rear view optical systems
GB1217223A (en) * 1967-05-23 1970-12-31 Cesare Morais Rear-view optical system
GB1264343A (ja) * 1968-08-12 1972-02-23
FR2205013A5 (ja) * 1972-09-22 1974-05-24 Poitevin De Fontguyon M
US3978526A (en) * 1975-04-09 1976-09-07 William Leroy Mitchell Periscope rear view helmet and helmet adapter
FR2318433A2 (fr) * 1975-07-17 1977-02-11 Sfim Casque a vision arriere
GB1534545A (en) * 1976-05-19 1978-12-06 Anstey N Rear-view mirror system
GB2057159B (en) * 1979-08-08 1983-05-11 Ellis L Rear-view optical system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4985736A (ja) * 1972-12-20 1974-08-16
JPS5427454A (en) * 1977-08-03 1979-03-01 Mitsubishi Chem Ind Device for observing rotating body
JPS5526595A (en) * 1978-07-06 1980-02-26 Picquet Lambert Helmettincorporated rear side monitor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012102446A (ja) * 2010-11-15 2012-05-31 Marusei:Kk 鏡製品、つば（又はひさし）、ヘルメット、帽子又はバイザー

Also Published As

Publication number Publication date
GB2097147B (en) 1984-08-22
IT1135781B (it) 1986-08-27
DE3209911C2 (de) 1983-12-22
JPS57197510A (en) 1982-12-03
DE3209911A1 (de) 1982-11-18
FR2504280A1 (fr) 1982-10-22
FR2504280B1 (fr) 1986-02-28
GB2097147A (en) 1982-10-27
IT8121290A0 (it) 1981-04-17

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