JPS6410036U - - Google Patents

Info

Publication number
JPS6410036U
JPS6410036U JP10426787U JP10426787U JPS6410036U JP S6410036 U JPS6410036 U JP S6410036U JP 10426787 U JP10426787 U JP 10426787U JP 10426787 U JP10426787 U JP 10426787U JP S6410036 U JPS6410036 U JP S6410036U
Authority
JP
Japan
Prior art keywords
circuit
helmet
power supply
ultrasonic transducer
excitation
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
JP10426787U
Other languages
English (en)
Other versions
JPH0437860Y2 (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 JP1987104267U priority Critical patent/JPH0437860Y2/ja
Publication of JPS6410036U publication Critical patent/JPS6410036U/ja
Application granted granted Critical
Publication of JPH0437860Y2 publication Critical patent/JPH0437860Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Helmets And Other Head Coverings (AREA)
  • Emergency Alarm Devices (AREA)
  • Transducers For Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示すブロツク図、
第2図はヘルメツト部分の一例を示す正面図、第
3図は第2図のヘルメツトに装備されているアゴ
紐部分のベルト接続手段の一例を示す拡大部分断
面図、第4図は作業員によるヘルメツト着用状態
を示す説明である。 1a……ヘルメツト本体、5……超音波送受波
器、5A……励振回路、5B……電源回路、5C
……スイツチ回路、6……アゴ紐としてのヘルメ
ツト保持用ベルト。

Claims (1)

  1. 【実用新案登録請求の範囲】 ヘルメツト本体の所定箇所に、超音波送受波器
    と、この超音波送受波器を駆動する励振回路と、
    この励振回路動作を付勢する電源回路とを装着し
    、 この電源回路と励振回路の相互間にスイツチ回
    路を介装するとともに、このスイツチ回路を、前
    記ヘルメツト本体に装備されたアゴ紐のベルト接
    続手段内に併設したことを特徴とする警報装置用
    ヘルメツト。
JP1987104267U 1987-07-07 1987-07-07 Expired JPH0437860Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987104267U JPH0437860Y2 (ja) 1987-07-07 1987-07-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987104267U JPH0437860Y2 (ja) 1987-07-07 1987-07-07

Publications (2)

Publication Number Publication Date
JPS6410036U true JPS6410036U (ja) 1989-01-19
JPH0437860Y2 JPH0437860Y2 (ja) 1992-09-04

Family

ID=31335833

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987104267U Expired JPH0437860Y2 (ja) 1987-07-07 1987-07-07

Country Status (1)

Country Link
JP (1) JPH0437860Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH064030U (ja) * 1992-06-12 1994-01-18 高砂熱学工業株式会社 作業場用ヘルメット

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58136810A (ja) * 1982-02-04 1983-08-15 中川 秀一 ヘルメツト
JPS61150827U (ja) * 1985-03-12 1986-09-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58136810A (ja) * 1982-02-04 1983-08-15 中川 秀一 ヘルメツト
JPS61150827U (ja) * 1985-03-12 1986-09-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH064030U (ja) * 1992-06-12 1994-01-18 高砂熱学工業株式会社 作業場用ヘルメット

Also Published As

Publication number Publication date
JPH0437860Y2 (ja) 1992-09-04

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