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| Number | Title | Issue Date |
| 4332625 | Method for brushing the front, sides and rear of a vehicle A method for washing a vehicle is disclosed in which a brush assembly, which includes a brush, a brush shaft supporting the brush, a brush motor for driving the brush shaft and a flexible coupling, is permitted to swing or tilt in response to the force ex... | 06/01/1982 |
| 4270958 | Method for brushing vehicles A rotating brush provided with a flexible plastic brush shaft is placed in contact with the front of a vehicle in a vehicle washing apparatus. The combined action of the rotation of the brush and the flex of the plastic brush shaft causes the brush to wal... | 06/02/1981 |
| 4225995 | Brush assembly for vehicle washing apparatus having a flexible elastic coupling A rotating brush assembly for a vehicle washing apparatus is disclosed in which the brush assembly, which includes a brush, a brush shaft supporting the brush, a brush motor for driving the brush shaft and a flexible elastic coupling, is permitted to swin... | 10/07/1980 |
| 4198722 | Brush assembly for vehicle washing apparatus having a flexible plastic brush shaft A rotating brush assembly is disclosed for a vehicle washing apparatus. The brush assembly includes a brush and a flexible plastic brush shaft which permit the brush to swing or tilt in response to the force exerted on the brush by the movement of the veh... | 04/22/1980 |
