Pneumatic tool
US11400573B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2019 |
| Grant date | Aug 2, 2022 |
| Priority date | — |
| Expiry date | Mar 19, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25C1/047
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A pneumatic tool is provided comprising: a motor; a drive mechanism connected to the motor; a cylinder; the drive mechanism comprising a drive bar connected to a piston, the drive bar adapted to drive the piston in a linear direction; the cylinder filled with high pressure gas; wherein the piston is housed in the cylinder and adapted to reciprocate within the cylinder; the piston is connected to a striking member adapted to strike a workpiece; wherein the drive mechanism further comprises a plurality of latching members adapted to be in contact with and lock the drive bar. The latching structure provided by the present invention has a smaller sliding distance and is safer than conventional drive bar latching structures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.