Method and apparatus for removing aged wax and fur on vehicle
US4804421A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 23, 1988 |
| Grant date | Feb 14, 1989 |
| Priority date | — |
| Expiry date | Feb 23, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S15/02
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In a method for removing an aged wax and fur on a vehicle by a washing machine including a gate-type frame which is reciprocally travellable astride the vehicle in longitudinal direction of the latter and which is provided with a rotary brush arrangement, a dryer, a clear water sprayer, a neutralizer-containing rinse water sprayer and an aged-wax/fur removing material spreader, the vehicle is brushed by the rotary brush arrangement during a first advancing movement of the gate-type frame, and an aged-wax/fur removing material is spreaded onto the vehicle by the aged-wax/fur removing material spreader, while at the same time brushing the vehicle by said rotary brush arrangement during a first returning movement and second advancing movement of the gate-type frame. Then, the vehicle is brushed by the rotary brush arrangement during a second returning movement of the gate-type frame, and then the gate-type frame is put out of operation for a given period of time to perform a readjustment of the brushing for such cessation period. During a subsequent third advancing movement of the gate-type frame, a neutralizer-containing rinse water is sprayed onto the vehicle by the neutralizer-cont…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.