Punch set for electrical box
US12046886B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 8, 2020 |
| Grant date | Jul 23, 2024 |
| Priority date | — |
| Expiry date | Sep 10, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02G3/086
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A punch set for use with a punch tool to punch material from a wall of an electrical box. The punch set has a punch with a cutting section, and a die defining a cavity that is configured to receive the cutting section. The cutting section may have an annular or circular portion and a plurality of keyway forming portions each extending radially from the annular or circular portion. The cutting section of the punch may be insertable into the cavity of the die in a single orientation. The die may have a protrusion receivable within a recess of the punch when the cutting section is received in the cavity. One of the die or punch may have an extension that is receivable in a single orientation within an opening in the other of the die or punch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.