JPS6451633U - - Google Patents

Info

Publication number
JPS6451633U
JPS6451633U JP14355687U JP14355687U JPS6451633U JP S6451633 U JPS6451633 U JP S6451633U JP 14355687 U JP14355687 U JP 14355687U JP 14355687 U JP14355687 U JP 14355687U JP S6451633 U JPS6451633 U JP S6451633U
Authority
JP
Japan
Prior art keywords
cylindrical body
helmet
hole
ventilation
bored
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
JP14355687U
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
Priority to JP14355687U priority Critical patent/JPS6451633U/ja
Publication of JPS6451633U publication Critical patent/JPS6451633U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Helmets And Other Head Coverings (AREA)

Description

【図面の簡単な説明】
第1図はこの考案に係るヘルメツト用通気装置
の実施例の正面図、第2図は第1図における―
線断面図、第3図は第2図における部拡大断
面図、第4図は第3図に相当する筒体が突出した
断面図、第5図は第4図における―線断面図
である。 H……ヘルメツト、3……透孔、4……筒体、
42……通気孔。

Claims (1)

  1. 【実用新案登録請求の範囲】 ヘルメツトの略頂部に透孔を穿ち、この透孔に
    筒体を出入可能に嵌め込み、この筒体の上端口を
    塞ぐとともにこの筒体の下端口を前記ヘルメツト
    内に開口し、 且つ、前記筒体の側面に通気孔を形成し、この
    筒体が前記透孔から突出した際、この通気孔は前
    記ヘルメツト外に開口することを特徴とするヘル
    メツト用通気装置。
JP14355687U 1987-09-18 1987-09-18 Pending JPS6451633U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14355687U JPS6451633U (ja) 1987-09-18 1987-09-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14355687U JPS6451633U (ja) 1987-09-18 1987-09-18

Publications (1)

Publication Number Publication Date
JPS6451633U true JPS6451633U (ja) 1989-03-30

Family

ID=31410482

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14355687U Pending JPS6451633U (ja) 1987-09-18 1987-09-18

Country Status (1)

Country Link
JP (1) JPS6451633U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03190698A (ja) * 1989-12-21 1991-08-20 Dainippon Ink & Chem Inc ヘルメット用穿孔装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS42799Y1 (ja) * 1965-08-01 1967-01-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS42799Y1 (ja) * 1965-08-01 1967-01-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03190698A (ja) * 1989-12-21 1991-08-20 Dainippon Ink & Chem Inc ヘルメット用穿孔装置

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