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Patent Searching and Data


Title:
CONSTRUCTION VEHICLE
Document Type and Number:
WIPO Patent Application WO/2019/142551
Kind Code:
A1
Abstract:
Provided is a construction vehicle characterized by comprising: a hydraulic pump (P1) for traveling, which is connected to the output shaft of an engine (E) and which supplies hydraulic oil to a hydraulic circuit (Z1) for traveling; a hydraulic pump (P2) for vibration, which is connected to the output shaft of the engine (E) and which supplies hydraulic oil to a hydraulic circuit (Z2) for vibration; and an excessive speed suppression mechanism (30) which, when a load having a rotational speed higher than or equal to a permissible rotational speed is applied to the output shaft of the engine (E) from the hydraulic pump (P1) for traveling, operates the hydraulic pump (P2) for vibration to suppress the excessive speed of the engine (E).

Inventors:
ISHIDA shinji (849, Nakafuku, Kawagoe-sh, Saitama 56, 〒3501156, JP)
TOYOSHIMA Kenta (849, Nakafuku, Kawagoe-sh, Saitama 56, 〒3501156, JP)
Application Number:
JP2018/045618
Publication Date:
July 25, 2019
Filing Date:
December 12, 2018
Export Citation:
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Assignee:
SAKAI HEAVY INDUSTRIES, LTD. (4-8 Shibadaimon 1-chome, Minato-ku Tokyo, 12, 〒1050012, JP)
International Classes:
E01C19/28
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (Hulic Toranomon Building, 1-18 Toranomon 1-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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