Sound silenced window frame jamb liner sash guide pocket
US5027557A · kind A · utility
29Cited by
24References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 30, 1989 |
| Grant date | Jul 2, 1991 |
| Priority date | — |
| Expiry date | Aug 30, 2009 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/148
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Disclosed is a sound silenced window frame jamb liner sash guide pocket. A layer of resilient material is coextruded with the material of the jamb liner to provide reverberation dampening of a window sash spring balance located within the jamb liner sash guide pocket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.