Mobile cleaning unit
Patent 4158248 Issued on June 19, 1979. Estimated Expiration Date: 
February 14, 1997. 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.
February 14, 1997. 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 2800208 3599869 3670359 3736619 3828878 3902219 InventorApplicationNo. 05/768389 filed on 02/14/1977US Classes:15/321, Manipulatable nozzle with flexible conduit connection to portable power and/or material supply unit, e.g., window washer15/340.1, Power propelled vehicle or carrier180/53.4, Hydraulic drive to other machine192/3.59Vacuum operatedExaminersPrimary: Moore, Christopher K.International ClassesA47L 11/00 (20060101)A47L 11/34 (20060101) AbstractA self-contained mobile cleaning unit mounted within a vehicle and including selectively engageable elements powered by the vehicle engine to drive auxiliary apparatus necessary to the cleaning process. The selectively engageable auxiliary apparatus includes a pump and a vacuum blower. The cleaning apparatus is controlled in its operation by a series of switches mounted in parallel such that the apparatus will not function unless all of the switches are actuated. A quick release interconnecting apparatus permits the operator to secure the necessary conduits to the exterior of the vehicle and transmit the cleaning liquid and vacuum to the point of operation, the waste liquid being returned to the vehicle and stored therein. | |
