Patent US3200997A successfully refreshed from Google Patents.
US3200997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beverage dispenser
Assignee: Thomas J Lipton Co
•
Filing: 1962-07-11
•
Granted: 1965-08-17
•
Expires: 1982-07-11
Abstract
No abstract record available.
Inventors
- 👤 Norman S Creswick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:54
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/40; A47J31/401; A47F; A47F1/00; A47F1/04; A47F1/08; A47F1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A SOLENOID VALVE COMPRISING A MEMBER HAVING A PASSAGE THEREIN, A VALVE MEMBER IN SAID PASSAGE, MEANS IN SAID MEMBER ENGAGEABLE BY SAID VALVE MEMBER TO CLOSE SAID PASSAGE, A SOLENOID COIL HAVING A PAIR OF TERMINALS ADAPTED TO BE CONNEDTED TO A SOURCE OF ALTERNATING CURRENT, AN ARMATURE IN SAID COIL AND CONNECTED WITH SAID VALVE MEMBER, AND A HALF-WAVE RECTIFIER CONNECTED TO ONE OF SAID TERMINALS AND INTERPOSED BETWEEN SAID COIL AND SAID SOURCE FOR SUPPLYING PULSATING DIRECT CURRENT TO SAID COIL TO DISPLACE SAID ARMATURE AND VALVE MEMBER TO OPEN SAID PASSAGE AT LEAST PARTIALLY AND VIBRATE SAID ARMATURE AXIALLY OF SAID COIL AND SIMULTANEOUSLY VIBRATE SAID VALVE MEMBER.
Claim 2
Dependent Claim
112 words
A SOLENOID VALVE COMPRISING A MEMBER HAVING A PASSAGE THEREIN, A VALVE MEMBER IN SAID PASSAGE, MEANS IN SAID MEMBER ENGAGEABLE BY SAID VALVE MEMBER TO CLOSE SAID PASSAGE, A SOLENOID COIL HAVING A PAIR OF TERMINALS ADAPTED TO BE CONNEDTED TO A SOURCE OF ALTERNATING CURRENT, AN ARMATURE IN SAID COIL AND CONNECTED WITH SAID VALVE MEMBER, AND A HALF-WAVE RECTIFIER CONNECTED TO ONE OF SAID TERMINALS AND INTERPOSED BETWEEN SAID COIL AND SAID SOURCE FOR SUPPLYING PULSATING DIRECT CURRENT TO SAID COIL TO DISPLACE SAID ARMATURE AND VALVE MEMBER TO OPEN SAID PASSAGE AT LEAST PARTIALLY AND VIBRATE SAID ARMATURE AXIALLY OF SAID COIL AND SIMULTANEOUSLY VIBRATE SAID VALVE MEMBER.
References Cited (Backward Citations)
US2366415A
Cited
US2526735A
Cited
US2682976A
Cited
US2616607A
Cited
US2702655A
Cited
US2852170A
Cited
US2907929A
Cited
US2911901A
Cited
US2979231A
Cited
US3088053A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |