The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 30, 2024

Filed:

Jul. 11, 2019
Applicant:

Zoomlion Heavy Industry Science and Technology Co., Ltd., Changsha, CN;

Inventors:

Liang Wu, Changsha, CN;

Jun Yin, Changsha, CN;

Ze Chen, Changsha, CN;

Liang Wan, Changsha, CN;

Xinyu Fu, Changsha, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04G 21/00 (2006.01); E04G 21/04 (2006.01);
U.S. Cl.
CPC ...
E04G 21/0463 (2013.01); E04G 21/0436 (2013.01);
Abstract

The invention relates to the technical field of pump truck control, and discloses a pump truck boom control method, a pump truck boom control system and a pump truck. The pump truck boom control method comprises: detecting a working condition of a boom, wherein the boom is divided into first-type arms close to the first arm and second-type arms close to the last arm in advance; and controlling each arm in the first-type arms to act at respective preset movement speed when the boom is in an opening placing boom working condition before the construction or in a folding placing boom working condition after the construction. The method can realize speed-up control on movement speeds of the each arm in the first-type arms under the opening placing boom working condition before the construction or under the folding placing boom working condition after the construction without a boom posture detection sensors.


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