Tapered geophone spring
US4458344A · kind A · utility
40Cited by
8References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 21, 1983 |
| Grant date | Jul 3, 1984 |
| Priority date | — |
| Expiry date | Mar 21, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V1/181
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A geophone spring is disclosed in which an inner ring member and an outer ring member are connected by a plurality of leg members. Each leg member includes a tapered segment that is wider at its middle than it is at either end. The tapered segment is connected to the inner ring by an inner segment, and to the outer ring by an outer segment. The inner and outer segments may also be tapered.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.