Title:
WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2021/132513
Kind Code:
A1
Abstract:
Provided is a work machine (1) with which is possible to prevent a prime mover (4) from stalling during a cold start. The work machine (1) comprises a body (2), a prime mover (4) installed in the body (2), a fuel cylinder (130) that accommodates fuel, a vaporizer (39) that gasifies fuel sent from the fuel cylinder (130) and supplies the fuel to the prime mover (4), a temperature sensor (44) that senses a temperature correlated with a temperature decrease in the vaporizer (39), and a control device (47) that minimizes the flow rate of fuel from the vaporizer (39) to the prime mover (4) when the temperature sensed by the temperature sensor (44) is equal to or less than a first temperature.
Inventors:
KUNIZAWA TERUO (JP)
MATSUI KIYOSHI (JP)
ITO JUNKI (JP)
IKEDA HARUHITO (JP)
HIRAMATSU HISAYUKI (JP)
OSAKI SATOSHI (JP)
MATSUMOTO ATSUSHI (JP)
MATSUI KIYOSHI (JP)
ITO JUNKI (JP)
IKEDA HARUHITO (JP)
HIRAMATSU HISAYUKI (JP)
OSAKI SATOSHI (JP)
MATSUMOTO ATSUSHI (JP)
Application Number:
PCT/JP2020/048556
Publication Date:
July 01, 2021
Filing Date:
December 24, 2020
Export Citation:
Assignee:
KUBOTA KK (JP)
International Classes:
F02M21/06; B60K15/03; E02F9/00; E02F9/26; F02B43/00; F02D19/02; F02M21/02; F17C13/02
Foreign References:
| JP2008274894A | 2008-11-13 | |||
| JP2006044401A | 2006-02-16 | |||
| JP2010007595A | 2010-01-14 | |||
| JP2017066787A | 2017-04-06 | |||
| JP2017066787A | 2017-04-06 |
Other References:
See also references of EP 4083411A4
Attorney, Agent or Firm:
YASUDA & OKAMOTO PATENT ATTORNEYS (JP)
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