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:
Apr. 03, 2001
Filed:
Apr. 10, 1998
Tomoaki Ono, Tokyo, JP;
Shoji Tozawa, Tokyo, JP;
Shin Caterpillar Mitsubishi Ltd., Tokyo, JP;
Abstract
A construction machine (,) with a laser measuring instrument which includes a construction machine body, a working apparatus, and a manually operable member for driving a cylinder apparatus of the working apparatus to operate a plurality of arm members and an end working member is constructed such that it comprises an array type laser receiver (,) mounted on the arm member positioned on the free end side for receiving a laser beam parallel to an aimed floor face irradiated from a laser apparatus (,) disposed at a position spaced away from the construction machine (,): posture detection structure (,-,to,-,) for detecting a posture of the construction machine, and control structure (,) for controlling the working apparatus based on a result of detection by the posture detection structure (,-,to,-,) so that the array type laser receiver (,) may receive the laser beam from the laser apparatus (,) at a predetermined angle. Consequently, the working member can be driven automatically and accurately so that the laser beam may be received at the right angle.