Ultrasonic cutting apparatus
Patent 5226343 Issued on July 13, 1993. Estimated Expiration Date: 
February 7, 2012. 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 7, 2012. 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 3031804 3471724 3742796 InventorAssigneeApplicationNo. 833627 filed on 02/07/1992US Classes:83/508.3, Plural, axially spaced tool elements83/701MISCELLANEOUSExaminersPrimary: Phan, Hien H.Attorney, Agent or FirmForeign Patent References
International ClassesB26D 001/45B26D 007/08 Foreign Application Priority Data1988-06-03 GBAbstractMaterials are cut by ultrasonically vibrating a cutting blade transverse to the plane of passage of the blade through the material and passing the vibrated blade through the material. An ultrasonic cutting device combines one or more cutting blades with an ultrasonic vibrating de ice which vibrates the blades transverse to the planes of passage of the blades through the material when the cutting device is in operation. | |
