Panel punch
Patent 4724616 Issued on February 16, 1988. Estimated Expiration Date: 
June 30, 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.
June 30, 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 1721007 2830662 Utility fixture locator and cutter Panel punch Patent #: 4481700 InventorsApplicationNo. 06/880842 filed on 06/30/1986US Classes:30/360, With portion positioned in work aperture30/361Work-mountedExaminersPrimary: Bell, Paul A.Assistant: Folkerts, Michael D. Attorney, Agent or FirmInternational ClassesB21D 28/34 (20060101)B26F 1/38 (20060101) AbstractThe panel punch includes a main punch configured to punch a trapezoidal opening in an electrical panel to receive an electrical chassis connector and a secondary punch integral with the main punch and extending from opposite ends thereof configured to punch a U-shaped slot in the panel extending from the ends of the trapezoidal opening to receive mounting screws for physically attaching the electrical connector to the panel. | |
