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:
Feb. 06, 2001
Filed:
Dec. 08, 1999
Applicant:
Inventor:
Michael J. Roden, Prescott, AZ (US);
Assignee:
Professional Chemicals Corporation, Chandler, AZ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 5/38 ;
U.S. Cl.
CPC ...
A47L 5/38 ;
Abstract
A mobile cleaning system in which an extraction blower is driven by a hydraulic circuit including a pump driven by the engine of the transport vehicle and a motor connected to the blower. The improvement comprises a heat exchanger for transferring heat from the hydraulic circuit to liquid extracted by the vacuum created by the blower.