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. 07, 2020

Filed:

Mar. 07, 2018
Applicant:

Hitachi Construction Machinery Co., Ltd., Taito-ku, Tokyo, JP;

Inventors:

Guoliang Yuan, Shanghi, CN;

Wataru Isaka, Mito, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/20 (2006.01); E02F 9/24 (2006.01); G05G 5/00 (2006.01); B60N 2/75 (2018.01); G05G 1/62 (2008.04); G05G 1/04 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2004 (2013.01); B60N 2/767 (2018.02); B60N 2/77 (2018.02); B60N 2/797 (2018.02); E02F 9/24 (2013.01); G05G 5/005 (2013.01); G05G 1/04 (2013.01); G05G 1/62 (2013.01);
Abstract

A lock mechanism is provided in front of each of left and right consoles to fix the console in an optional position. Each of the lock mechanisms is provided with a lock release lever for selecting a lock state of fixing the console and a lock release state of releasing fixation of the console. Each of the lock release levers is provided to extend outward in a left-right direction from the lock mechanism. The lock state is defined by an inclined posture in which a tip end side of the lock release lever is in an oblique downward direction and the lock release state is defined by a horizontal posture in which the tip end sides of the lock release lever is rotated in an upward direction. A hand hold part is provided in front of each of the consoles and above each of the lock release levers to swing the console in the upper-lower direction in the lock release state.


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