US3331398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulsation dampener
Assignee: Individual
•
Filing: 1964-11-27
•
Granted: 1967-07-18
•
Expires: 1984-11-27
Abstract
No abstract record available.
Inventors
- 👤 John B Goss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:59
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/04; F16K; F16K47/00; F16K47/02; F16L55/045; F16L55/05; F16L55/052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A PULSATION DAMPENER ADAPTED TO BE USED FOR DAMPENING PULSATIONS OF FLUID FLOWING IN A PIPE, COMPRISING: (A) A HOUSING HAVING A CYLINDRICAL BORE WHICH IS CLOSED AT ONE END, (B) CLOSURE MEANS CLOSING THE OTHER END OF THE BORE, (C) A PLURALITY OF ELASTIC BALLS DISPOSED WITH A DIAMETER OF EACH IN LONGITUDINAL ALIGMENT WITH THE CENTRAL LONGITUDINAL AXIS OF THE CYLINDRICAL BORE, (D) MEANS IN SAID CLOSURE MEANS FOR INTRODUCING PULSATING FLUID INTO THE CYLINDRICAL BORE FOR COMPRESSING THE BALLS TO PROVIDE A FORCE IN OPPOSITION TO THE PULSES TO THEREBY REDUCE THE PULSATIONS, AND (E) EACH OF SAID BALLS HAVING A DIAMETER APPROXIMATELY EQUAL TO THE DIAMETER OF THE CYLINDRICAL BORE TO PROVIDE A SNUG FIT THEREWITH WHEREBY SUCH BALLS ACT AGAINST THE ADJACENT BALLS AND REMAIN IN LONGITUDINAL ALIGNMENT WITH THE CENTRAL LONGITUDINAL AXIS OF THE CYLINDRICAL BORE WHILE COMPRESSING THE ADJACENT BALL AND WHILE ACTING AS ELASTIC PISTONS WHEN SUBJECTED TO THE PULSATING FLOW OF THE FLUID.
Claim 2
Dependent Claim
162 words
A PULSATION DAMPENER ADAPTED TO BE USED FOR DAMPENING PULSATIONS OF FLUID FLOWING IN A PIPE, COMPRISING: (A) A HOUSING HAVING A CYLINDRICAL BORE WHICH IS CLOSED AT ONE END, (B) CLOSURE MEANS CLOSING THE OTHER END OF THE BORE, (C) A PLURALITY OF ELASTIC BALLS DISPOSED WITH A DIAMETER OF EACH IN LONGITUDINAL ALIGMENT WITH THE CENTRAL LONGITUDINAL AXIS OF THE CYLINDRICAL BORE, (D) MEANS IN SAID CLOSURE MEANS FOR INTRODUCING PULSATING FLUID INTO THE CYLINDRICAL BORE FOR COMPRESSING THE BALLS TO PROVIDE A FORCE IN OPPOSITION TO THE PULSES TO THEREBY REDUCE THE PULSATIONS, AND (E) EACH OF SAID BALLS HAVING A DIAMETER APPROXIMATELY EQUAL TO THE DIAMETER OF THE CYLINDRICAL BORE TO PROVIDE A SNUG FIT THEREWITH WHEREBY SUCH BALLS ACT AGAINST THE ADJACENT BALLS AND REMAIN IN LONGITUDINAL ALIGNMENT WITH THE CENTRAL LONGITUDINAL AXIS OF THE CYLINDRICAL BORE WHILE COMPRESSING THE ADJACENT BALL AND WHILE ACTING AS ELASTIC PISTONS WHEN SUBJECTED TO THE PULSATING FLOW OF THE FLUID.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |