Locking device for adjusting nailing force of electric nail gun
US11759930B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2021 |
| Grant date | Sep 19, 2023 |
| Priority date | — |
| Expiry date | Oct 6, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25C1/06
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A locking device for adjusting nailing force of an electric nail comprises a power box, a driving motor, and an upper cylinder and lower cylinder provided on the right side of the power box. The driving motor is connected with connecting arm through a reducing mechanism. The end of the connecting arm is provided with an eccentric spindle. A lower piston is provided inside the lower cylinder. The lower piston is hinged with a piston arm on its top side. The piston arm is connected to the eccentric spindle. An upper piston is provided inside the upper cylinder. A firing pin is provided at the center of the sidewall on the left side of the upper piston. The left end of the firing pin sticks out of the upper cylinder. A fixing part is provided on the left side of the upper cylinder and above the power box.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.