US3140600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid immersion ultrasonic apparatus and method for the non-destructive testing of solid bodies
Assignee: ELM RES LAB Inc
•
Filing: 1960-01-15
•
Granted: 1964-07-14
•
Expires: 1980-01-15
Abstract
No abstract record available.
Inventors
- 👤 Douglass H Howry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:37
CPC Classifications
G; G01; G01N; G01N29/00; G01N29/22; G01N29/24; G01N29/2487; G01N29/2437; G01N2291/00; G01N2291/04; G01N2291/042; G01N2291/0422; G01N2291/0423
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
188 words
AN ULTRASONIC WAVE APPARATUS OF THE LIQUID IMMERSION TYPE FOR THE DETECTION OF DISCONTINUITIES IN SOLID BODIES BELOW SUBSTANTIALLY PLANE SURFACES THEREOF WHICH COMPRISES MEANS FOR TRANSMITTING ULTRASONIC ENERGY THROUGH THE LIQUID MEDIUM OF THE APPARATUS ALONG A PREDETERMINED AXIS AND INTO A BODY TO BE EXAMINED, MEANS FOR SUPPORTING THE BODY TO BE EXAMINED IN SPACED RELATIONSHIP TO SAID TRANSMITTING MEANS, MEANS FOR EXCITING SAID TRANSMITTING MEANS, MEANS SPACED FROM SAID BODY SUPPORTING MEANS FOR RECEIVING ECHOES OF THE TRANSMITTED ENERGY REFLECTED FROM THE BODY UNDER EXAMINATION PASSING THROUGH THE LIQUID MEDIUM ALONG A PATH LYING AT AN ANGLE IN THE RANGE OF FROM ABOUT 27* UP TO 90* WITH RESPECT TO THE AXIS OF THE TRANSMITTED ENERGY WHEREBY WHEN SAID TRANSMITTING MEANS DIRECTS ENERGY ALONG A PATH NORMAL TO A SUBSTANTIALLY PLANE SURFACE OF THE BODY TO BE EXAMINED ECHOES REACHING SAID RECEIVING MEANS FROM THE PLANE SURFACE ARE MINIMIZED AND SIGNIFICANT ECHOES FROM DISCONTINUITIES IN THE BODY ARE RECEIVED, AND MEANS CONNECTED WITH SAID RECEIVING MEANS AND UTILIZING ECHOES RECEIVED BY SAID RECEIVING MEANS FOR INDICATING THE PRESENCE OF DISCONTINUITIES IN THE BODY UNDER EXAMINATION.
Claim 2
Dependent Claim
188 words
AN ULTRASONIC WAVE APPARATUS OF THE LIQUID IMMERSION TYPE FOR THE DETECTION OF DISCONTINUITIES IN SOLID BODIES BELOW SUBSTANTIALLY PLANE SURFACES THEREOF WHICH COMPRISES MEANS FOR TRANSMITTING ULTRASONIC ENERGY THROUGH THE LIQUID MEDIUM OF THE APPARATUS ALONG A PREDETERMINED AXIS AND INTO A BODY TO BE EXAMINED, MEANS FOR SUPPORTING THE BODY TO BE EXAMINED IN SPACED RELATIONSHIP TO SAID TRANSMITTING MEANS, MEANS FOR EXCITING SAID TRANSMITTING MEANS, MEANS SPACED FROM SAID BODY SUPPORTING MEANS FOR RECEIVING ECHOES OF THE TRANSMITTED ENERGY REFLECTED FROM THE BODY UNDER EXAMINATION PASSING THROUGH THE LIQUID MEDIUM ALONG A PATH LYING AT AN ANGLE IN THE RANGE OF FROM ABOUT 27* UP TO 90* WITH RESPECT TO THE AXIS OF THE TRANSMITTED ENERGY WHEREBY WHEN SAID TRANSMITTING MEANS DIRECTS ENERGY ALONG A PATH NORMAL TO A SUBSTANTIALLY PLANE SURFACE OF THE BODY TO BE EXAMINED ECHOES REACHING SAID RECEIVING MEANS FROM THE PLANE SURFACE ARE MINIMIZED AND SIGNIFICANT ECHOES FROM DISCONTINUITIES IN THE BODY ARE RECEIVED, AND MEANS CONNECTED WITH SAID RECEIVING MEANS AND UTILIZING ECHOES RECEIVED BY SAID RECEIVING MEANS FOR INDICATING THE PRESENCE OF DISCONTINUITIES IN THE BODY UNDER EXAMINATION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |