Grip unit for a suction hose of a vacuum cleaner system
Patent 4733433 Issued on March 29, 1988. Estimated Expiration Date: 
November 24, 2006. 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.
November 24, 2006. 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 2858093 Vacuum cleaner wand Vacuum cleaning tool adapter with electrical control means Vacuum cleaner wand Electrified vacuum cleaner hose adapter Patent #: 4652063 InventorsAssigneeApplicationNo. 06/933917 filed on 11/24/1986US Classes:15/410, Handle features, e.g., limit stops or storage locks15/377, Auxiliary or separate, i.e., non-fan, driving motor174/47, COMBINED FLUID CONDUIT AND ELECTRICAL CONDUCTOR439/194Electrical connection within lineExaminersPrimary: Moore, Chris K.Attorney, Agent or FirmInternational ClassA47L 9/32 (20060101)Foreign Application Priority Data1985-12-03 DEAbstractA grip unit for a suction hose of a vacuum cleaner system defines both air and electrical connections to further components of the system such as a suction pipe, nozzle and the like. The grip unit includes a one-piece insert member which is preassembled and then inserted into a tubular member. The one-piece insert member accommodates all electrical components or accessories and, in the inserted position, this insert member defines a sealed air guide and a channel for the electrical parts. The simplified configuration substantially simplifies assembly and reduces the cost to manufacture the unit.Field of SearchAuxiliary or separate, i.e., non-fan, driving motor | |
