TW200505368A - Positive pressure protective helmet - Google Patents

Positive pressure protective helmet

Info

Publication number
TW200505368A
TW200505368A TW092121384A TW92121384A TW200505368A TW 200505368 A TW200505368 A TW 200505368A TW 092121384 A TW092121384 A TW 092121384A TW 92121384 A TW92121384 A TW 92121384A TW 200505368 A TW200505368 A TW 200505368A
Authority
TW
Taiwan
Prior art keywords
positive pressure
air
helmet
aperture
protective helmet
Prior art date
Application number
TW092121384A
Other languages
Chinese (zh)
Other versions
TWI280853B (en
Inventor
Chao-Mu Zhou
Original Assignee
Chao-Mu Zhou
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 Chao-Mu Zhou filed Critical Chao-Mu Zhou
Priority to TW92121384A priority Critical patent/TWI280853B/en
Publication of TW200505368A publication Critical patent/TW200505368A/en
Application granted granted Critical
Publication of TWI280853B publication Critical patent/TWI280853B/en

Links

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)
  • Helmets And Other Head Coverings (AREA)

Abstract

This invention relates to a positive pressure protective helmet. It comprises a body made of waterproof material, and forms a transparent mask in a front side and a tube in a rear side. The tube forms an air inlet passage to guide air into the helmet body through an aperture. It possesses the characteristic that: The flow barrier flange is formed on a bottom edge of the helmet body, it possesses a tight aperture. The air guide is arranged around the tight aperture, it extends downward to define an air guiding passage. It guides air from the helmet body into a protective suit to induce a positive pressure inside the suit.
TW92121384A 2003-08-05 2003-08-05 Positive pressure protective helmet TWI280853B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW92121384A TWI280853B (en) 2003-08-05 2003-08-05 Positive pressure protective helmet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW92121384A TWI280853B (en) 2003-08-05 2003-08-05 Positive pressure protective helmet

Publications (2)

Publication Number Publication Date
TW200505368A true TW200505368A (en) 2005-02-16
TWI280853B TWI280853B (en) 2007-05-11

Family

ID=38741515

Family Applications (1)

Application Number Title Priority Date Filing Date
TW92121384A TWI280853B (en) 2003-08-05 2003-08-05 Positive pressure protective helmet

Country Status (1)

Country Link
TW (1) TWI280853B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111167036A (en) * 2020-03-11 2020-05-19 成都永信包装制品有限公司 Protective head hood and protective suit
CN111407038A (en) * 2020-03-26 2020-07-14 浙江豪能新能源有限公司 Multifunctional isolation-level protective cap and sealing method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111167036A (en) * 2020-03-11 2020-05-19 成都永信包装制品有限公司 Protective head hood and protective suit
CN111407038A (en) * 2020-03-26 2020-07-14 浙江豪能新能源有限公司 Multifunctional isolation-level protective cap and sealing method

Also Published As

Publication number Publication date
TWI280853B (en) 2007-05-11

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees