JPH02122032U - - Google Patents

Info

Publication number
JPH02122032U
JPH02122032U JP3167589U JP3167589U JPH02122032U JP H02122032 U JPH02122032 U JP H02122032U JP 3167589 U JP3167589 U JP 3167589U JP 3167589 U JP3167589 U JP 3167589U JP H02122032 U JPH02122032 U JP H02122032U
Authority
JP
Japan
Prior art keywords
valve
outside air
air introduction
cover
holes
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
JP3167589U
Other languages
English (en)
Other versions
JPH0634336Y2 (ja
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
Priority to JP1989031675U priority Critical patent/JPH0634336Y2/ja
Publication of JPH02122032U publication Critical patent/JPH02122032U/ja
Application granted granted Critical
Publication of JPH0634336Y2 publication Critical patent/JPH0634336Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Helmets And Other Head Coverings (AREA)

Description

【図面の簡単な説明】
図面は本考案の一実施例を示すもので、第１図
は本考案の外気導入孔開閉装置を備えたヘルメツ
トの正面図、第２図はその側面図、第３図は第１
図の−線拡大断面図、第４図は第３図の−
線断面図、第５図は第３図の部拡大図、第６
図は第１図の−線拡大断面図、第７図は前記
外気導入孔開閉装置の分解斜視図である。 １……ヘルメツト、２……帽体、６……外気導
入孔、７……外気導入孔開閉装置、２１……基板
、２２……筒部、２３……弁孔、２４……案内部
としてのガイドレール、２５……カバー、２６…
…弁室、２７……窓。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数の外気導入孔を有する帽体の外面に接合さ
    れる基板の裏面に、前記外気導入孔にそれぞれ嵌
    合し中空部を弁孔にした複数の筒部を突設すると
    共に、同表面に相隣る前記弁孔間を横切る案内部
    を形成し、この案内部に摺動自在に係合して前記
    弁孔を開閉する弁板を、基板と、この基板を覆う
    ようにして帽体に固着されるカバーとの間に画成
    される弁室に収容してなることを特徴とする、ヘ
    ルメツトにおける外気導入孔開閉装置。
JP1989031675U 1989-03-20 1989-03-20 ヘルメットにおける外気導入孔開閉装置 Expired - Fee Related JPH0634336Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989031675U JPH0634336Y2 (ja) 1989-03-20 1989-03-20 ヘルメットにおける外気導入孔開閉装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989031675U JPH0634336Y2 (ja) 1989-03-20 1989-03-20 ヘルメットにおける外気導入孔開閉装置

Publications (2)

Publication Number Publication Date
JPH02122032U true JPH02122032U (ja) 1990-10-04
JPH0634336Y2 JPH0634336Y2 (ja) 1994-09-07

Family

ID=31257704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989031675U Expired - Fee Related JPH0634336Y2 (ja) 1989-03-20 1989-03-20 ヘルメットにおける外気導入孔開閉装置

Country Status (1)

Country Link
JP (1) JPH0634336Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01147219U (ja) * 1988-03-30 1989-10-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01147219U (ja) * 1988-03-30 1989-10-11

Also Published As

Publication number Publication date
JPH0634336Y2 (ja) 1994-09-07

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees