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:
Jun. 29, 1999
Filed:
Mar. 19, 1997
Satoshi Hirano, Tokyo, JP;
Kazuki Osaragi, Tokyo, JP;
Hiroto Shibuya, Tokyo, JP;
Takaaki Yamazaki, Tokyo, JP;
Kabushiki Kaisha Topcon, Tokyo, JP;
Abstract
In the displaying apparatus for a construction machine with a blade having a level sensor disposed above the blade and designed such that laser beams serving as a datum is detected by the level sensor and the information based on the detected datum is displayed on a remote display, a light emitting device for signal transmission is provided for the level sensor and a light sensing device corresponding to the light emitting device is provided for the remote display, whereby the information is transmitted by means of the lightwave signal from the light emitting device to the light sensing device.