Vehicle-washing apparatus with brush support having fixed shafts and linear bearings
Patent 5279013 Issued on January 18, 1994. Estimated Expiration Date: 
July 23, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
July 23, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3233264 3633231 3662419 3852842 Brush control system for vehicle wash apparatus Car wash machine with rolling gravity pressure controlled wrap brushes Patent #: 4769868 InventorAssigneeApplicationNo. 734779 filed on 07/23/1991US Classes:15/53.3Moving vehicleExaminersPrimary: Roberts, Edward L.Attorney, Agent or FirmForeign Patent References
International ClassB60S 003/06AbstractA vehicle-washing apparatus which has a brush support mechanism which uses fixed support shafts and linear bearings, and a brush stabilization device using secondary fixed shafts. The entire weight of the brushes is supported by the fixed support shafts and the brushes are permitted to slide and pivot about the fixed support shafts via a primary bearing assembly having linear bearings which are sealed against air-borne contamination and which are provided with a self-contained lubrication system. A retraction/retention mechanism for the brushes uses a single continuous cable and a single air cylinder. | |
