Sound attenuator for pneumatic motors
US4756230A · kind A · utility
12Cited by
2References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 19, 1986 |
| Grant date | Jul 12, 1988 |
| Priority date | — |
| Expiry date | Dec 19, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25D17/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A reciprocating piston and cylinder pneumatic motor with a sound-reducing system that diffuses exhausting air by directing it across the curved outer surface of the cylinder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.