Modular buzzer with diaphragm molded into housing
US3950744A · kind A · utility
6Cited by
5References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 1974 |
| Grant date | Apr 13, 1976 |
| Priority date | — |
| Expiry date | Jun 14, 1994 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10K9/10
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A modular buzzer device which includes a striker arm, a diaphragm, and electromagnetic means for oscillating the striker arm. The device is housed in a container with a shape and size corresponding to a common electronic component configuration. The diaphragm is molded onto the housing and forms the top wall thereof. The striker arm is welded to one leg of an iron core used in oscillating the striker arm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.