Patents by Inventor Robert A. Wrest

Robert A. Wrest has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4683668
    Abstract: A vehicle drying assembly (10) for air drying freshly washed vehicles which comprises a top blower (12) for downwardly discharging air above the vehicle for drying the top of the vehicle and a side blower (14) for discharging air transversely to the vehicle for drying the sides of the vehicle. A frame (16) through which the vehicles may be moved structurally supports the top blower (12) and the side blower (14). A fan (54) driven by a motor (56) supplies air under pressure to the top blower (12) and side blower (14). An air cylinder (20) and a rotation belt (21) selectively positions the side blower (14). The side blower (14) includes an outer rotatable tube (26) rotatable with respect to a fixed inner member (14) for alternatively discharging air through at least two openings (28).
    Type: Grant
    Filed: April 14, 1986
    Date of Patent: August 4, 1987
    Inventors: Leonard J. Hondzinski, Robert A. Wrest