Curb and gutter machine
Patent 4620341 Issued on November 4, 1986. Estimated Expiration Date: 
June 3, 2005. 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.
June 3, 2005. 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 2270646 3183653 3189932 3506998 3778857 3778865 Powered lawn care and cultivating implement Process for preparing gasified ice of improved stability Patent #: 4398394 InventorApplicationNo. 06/740342 filed on 06/03/1985US Classes:15/339, Combined, e.g., with signal or indicator15/340.3, Including brush15/366, Rotary only, e.g., "Hoover" type beating brush15/4, Combined15/84, Elevator belt15/87, Rotary-brush disk56/12.7Including cutter yieldably mounted on its drive meansExaminersPrimary: Moore, Chris K.Attorney, Agent or FirmInternational ClassesE01H 1/00 (20060101)E01H 11/00 (20060101) E01H 1/08 (20060101) AbstractA new curb and gutter machine used in combination with a vehicle and characterized by its construction to include an adjustable cutter for trimming along the side of a roadway or curb, a sweeper for removing not only trimmed material but also other debris which might be along the side of the roadway, and a vacuum head for transferring the debris into a receptacle that is preferably mounted at the rear of the vehicle. The machine of this invention is further characterized by its utilization of braided cable to accomplish both the cutting operation and the sweeping operation, thereby significantly increasing the useful life of both the cutter and the sweeper. | |
