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.
Patent No.:
Date of Patent:
Oct. 22, 2024
Filed:
Jan. 22, 2021
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Shigeru Hirasawa, Mito, JP;
Tsuyoshi Kakegawa, Ibaraki, JP;
Wataru Isaka, Mito, JP;
Takeo Manabe, Ishioka, JP;
Hiroyuki Isobe, Kasumigaura, JP;
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Abstract
A left console device () disposed on an entrance (A)-side of a cab () is provided with a gate lock device (). The gate lock device () includes a gate lock lever () which has an operating part (C) to be operated by an operator and is rotationally displaced between a lock position and an unlock position, and a spring member () which urges the gate lock lever () toward the lock position or the unlock position. The spring member () is configured to urge the gate lock lever () toward the unlock position when the operating part (C) of the gate lock lever () is in a height position lower than an upper surface (C) of the left console device () (an upper cover ()) and urges the gate lock lever () toward the lock position when the operating part (C) of the gate lock lever () is in a height position higher than the upper surface (C) of the left console device ().