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:
Dec. 22, 1987
Filed:
Jul. 02, 1986
Applicant:
Inventor:
Tohru Mihara, Kyoto, JP;
Assignee:
Taisei Road Construction Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01C / ;
U.S. Cl.
CPC ...
404 91 ; 404 92 ; 299 39 ;
Abstract
A road surface layer reproducing machine is characterized by its rotor unit which is provided with a mixing chamber housing the rotors for scarifying and mixing the asphalt pavement in an atmosphere of a high temperature higher than the temperature of open air to facilitate such a scarifying and mixing operation of the asphalt pavement, which mixing chamber is kept at such a high temperature by the operation of heating means such as a heater and a hot air blower, and is vertically driven through power cylinders.