US 5084846
DEEP SUBMERGENCE HYDROPHONE
Assignee
SPARTON CORPORATION
Filed
Feb 16, 1988
Granted
Jan 28, 1992
Location
EAST LANSING MI US
Abstract
A hydrophone with crossed pairs of geophones is provided with a strong light weight housing allowing use at several thousand feet deep in the ocean while still maintaining good sensitivity. The cruciform housing has a cylindrical portion conforming to each of the four geophones so that each cylindrical wall has small diameter and requires small thickness. The cylindrical portions are joined to a central body to complete the housing.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Oct 12, 1988
Rescinded
May 6, 1991
Duration
2 years, 6 months
Inventor
- 1DANIEL P. SMITH
Record Details
- Patent number
- US 5084846
- Application
- 07156485
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
Browse by Assignee
SPARTON CORPORATIONBack to patent indexSource: USPTO 35 USC §181 secrecy order records