Sound reproducing apparatus in the inside of a car
US4056165A · kind A · utility
32Cited by
5References
4Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 28, 1975 |
| Grant date | Nov 1, 1977 |
| Priority date | — |
| Expiry date | Oct 28, 1995 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A speaker assembly in an automobile located substantially at the intersection of an inside side panel and the ceiling of the automobile. The speaker unit is fixed on a baffle plate and the combination is bolted by means of a fixture to the upper part of said side panel. A packing material positioned on a part of the periphery of the baffle plate forms a tight seal with the inside ceiling material of the automobile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.