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:
May. 19, 1998
Filed:
Feb. 20, 1996
Applicant:
Inventor:
Kerry Malone, Charleston, IL (US);
Assignee:
Blaw-Knox Construction Equipment Corporation, Mattoon, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01C / ;
U.S. Cl.
CPC ...
404 842 ; 404 845 ; 404104 ;
Abstract
A paving apparatus is provided with a micropower impulse radar device connected to control a leveller. The leveller is a screed provided with actuators for adjusting screed elevation, slope, and extension. The radar senses a reference, such as a string line, and operates the actuators to adjust the screed.