Title:
FIRE BLOWER
Document Type and Number:
WIPO Patent Application WO/2023/228325
Kind Code:
A1
Abstract:
[Problem] To provide a fire blower which has a tip end discharge portion capable of supplying, in the vicinity of a fire source, exhaled breath obtained by taking in outside air, and which is adapted for fine control of an amount of discharged air. [Solution] This fire blower comprises a blowing-in means 2, an intermediate pipe 3, and an ejecting means 4, wherein: the blowing-in means 2 is formed as a hollow body having a circular open end 12 forming a distal end, and having a truncated cone-shaped outer shape leading to a connecting portion 13 formed to have a smaller diameter than the open end 12; the intermediate pipe 3 is configured by coupling together a plurality of hollow tubes 5 that are coupled by means of mutually detachable connecting means 10, 11, at least one of the connecting means 10, 11 being configured to be capable of connecting to the connecting portion 13 of the blowing-in means 2; and the ejecting means 4 is configured as a hollow tubular body having, at one end, a connecting portion 13 capable of engaging with the connecting means 10, 11 of the intermediate pipe 5, and provided at a tip end, which is the opposite end, with an opening 19.
Inventors:
IIDA SHOTA (JP)
Application Number:
PCT/JP2022/021419
Publication Date:
November 30, 2023
Filing Date:
May 25, 2022
Export Citation:
Assignee:
TANAKA METAL FACTORY CO LTD (JP)
International Classes:
F24B15/00
Foreign References:
| JPS222994Y1 | ||||
| JPS6198568U | 1986-06-24 | |||
| JP52027Z1 | ||||
| JP2014092313A | 2014-05-19 | |||
| US3850374A | 1974-11-26 |
Attorney, Agent or Firm:
TOKAI PATENT AND TRADEMARK ATTORNEYS (JP)
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