Control system for gas spring fastener driver
US10710227B2 · kind B2 · utility
10Cited by
10References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2017 |
| Grant date | Jul 14, 2020 |
| Priority date | — |
| Expiry date | Jul 4, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25C1/06
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A fastener driver comprises a driver blade movable from a retracted position to an extended, driven position for driving a fastener into a workpiece, a gas spring mechanism for driving the driver blade from the retracted position to the driven position, the gas spring mechanism including a storage chamber cylinder containing a pressurized gas, means for determining a pressure in the storage cylinder chamber, and an indicator activated in response to the determined pressure in the storage cylinder chamber being less than a predetermined pressure value.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.