US3154222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid dispenser
Assignee: Individual
•
Filing: 1962-09-13
•
Granted: 1964-10-27
•
Expires: 1982-09-13
Abstract
No abstract record available.
Inventors
- 👤 Thomas P Heckman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:30
CPC Classifications
A; A47; A47G; A47G19/00; A47G19/30; A47G19/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A LIQUID DISPENSER COMPRISING A CONTAINER HAVING PLIANT EXTERIOR WALLS AND AN END EXTENDING BETWEEN THE WALLS PROVIDED WITH AN APERTURE THEREIN, THE CROSS SECTIONAL AREA OF SAID CONTAINER IN THE REGION OF THE PLIANT WALLS CHANGING WITH DISTORTION OF THE PLIANT WALLS OF THE CONTAINER, A PIN DISPOSED WITHIN THE CONTAINER ALIGNED WITH THE APERTURE AND HAVING A DIAMETER GREATER THAN THE DIAMETER OF THE APERTURE, SAID PIN CONFRONTING THE APERTURE AND BEING ADAPTED TO SEAL THE APERTURE AGAINST LIQUID FLOW FROM WITHIN THE CONTAINER, AN ACTUATING MEANS HAVING A WALL DISPOSED BETWEEN THE INTERIOR OF THE CONTAINER AND A SECOND GASEOUS REGION, SAID WALL BEING MECHANICALLY CONNECTED TO THE PIN AND MOVABLE RESPONSIVE TO A PRESSURE DIFFERENCE BETWEEN THE INTERIOR OF THE CONTAINER AND THE SECOND REGION, WHEREBY INWARD DEFLECTION OF THE WALLS OF THE CONTAINER MOVE THE WALL OF THE ACTUATING MEANS TO TRANSLATE THE PIN AWAY FROM THE APERTURE.
Claim 2
Dependent Claim
153 words
A LIQUID DISPENSER COMPRISING A CONTAINER HAVING PLIANT EXTERIOR WALLS AND AN END EXTENDING BETWEEN THE WALLS PROVIDED WITH AN APERTURE THEREIN, THE CROSS SECTIONAL AREA OF SAID CONTAINER IN THE REGION OF THE PLIANT WALLS CHANGING WITH DISTORTION OF THE PLIANT WALLS OF THE CONTAINER, A PIN DISPOSED WITHIN THE CONTAINER ALIGNED WITH THE APERTURE AND HAVING A DIAMETER GREATER THAN THE DIAMETER OF THE APERTURE, SAID PIN CONFRONTING THE APERTURE AND BEING ADAPTED TO SEAL THE APERTURE AGAINST LIQUID FLOW FROM WITHIN THE CONTAINER, AN ACTUATING MEANS HAVING A WALL DISPOSED BETWEEN THE INTERIOR OF THE CONTAINER AND A SECOND GASEOUS REGION, SAID WALL BEING MECHANICALLY CONNECTED TO THE PIN AND MOVABLE RESPONSIVE TO A PRESSURE DIFFERENCE BETWEEN THE INTERIOR OF THE CONTAINER AND THE SECOND REGION, WHEREBY INWARD DEFLECTION OF THE WALLS OF THE CONTAINER MOVE THE WALL OF THE ACTUATING MEANS TO TRANSLATE THE PIN AWAY FROM THE APERTURE.
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) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |