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:
Nov. 02, 2004
Filed:
Feb. 25, 2002
Yasuhiro Kamoshida, Yokosuka, JP;
Yasuhiro Yoshida, Kawasaki, JP;
Taneaki Fujino, Kawasaki, JP;
Katsuhiro Ikegami, Yokohama, JP;
Komatsu Ltd., , JP;
Abstract
A rotational speed controller for mixing equipment of a soil modifying machine, by which optional quality of modified soil can be obtained, is provided. To this end, the rotational speed controller includes a mixer ( ) rotating to mix soil to be modified, drive means ( ) for rotationally driving the mixer, speed control means ( ) for controlling rotational speed of the drive means based on an inputted rotational speed command value (S , S ), working mode setting means ( ) for outputting a working mode signal (H, M, L, S) for setting a kind of soil to be modified, and a controller ( ) for outputting the rotational speed command value corresponding to the working mode signal to the speed control means.