Patent US384024A successfully refreshed from Google Patents.
Patent US3252633A successfully refreshed from Google Patents.
US3252633A
Expired / Lapsed
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Beer dispenser
Assignee: Whitbread and Co Ltd
•
Filing: 1964-09-23
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Granted: 1966-05-24
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Expires: 1984-09-23
Abstract
No abstract record available.
Inventors
- 👤 Clarke William Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:08
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/12; B67D1/14; B67D1/1405; B67D1/145; B67D1/1466
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A BEER DISPENSER COMPRISING A HOUSING DEFINING AN INLET CHAMBER, MEANS DEFINING A BEER INLET PASSAGE COMMUNICATING WITH SAID CHAMBER, MEANS DEFINING A GAS VENTING PASSAGE LEADING FROM THE TOP OF SAID CHAMBER, A HANDOPERATED GAS VENTING VALVE NORMALLY CLOSING SAID GAS VENT ING PASSAGE, MEANS DEFINING AN OUTLET PASSAGE LEADING DOWNWARDS FROM THE BOTTOM OF SAID CHAMBER, AN ADJUSTABLE RESTRICTOR MEMBER MOVABLY MOUNTED IN SAID OUTLET PASSAGE, AN OUTLET VALVE SEATING AT THE END OF SAID OUTLET PASSAGE REMOTE FROM SAID CHAMBER, A VALVE CLOSURE MEMBER NORMALLY SEATED ON SAID SEATING AND A HAND-OPERATED OPENING MECHANISM OPERATIVE TO MOVE SAID CLOSURE MEMBER AWAY FROM SAID SEAT AND TO MOVE SAID RESTRICTOR MEMBER UPWARDS IN SAID OUTLET PASSAGE TO INCREASE THE AREA OF SAID OUTLET PASSAGE AROUND SAID RESTRICTOR MEMBER AND THUS TO CONTROL THE FLOW AND PRESSURE DROP OF SAID BEER
Claim 2
Dependent Claim
142 words
A BEER DISPENSER COMPRISING A HOUSING DEFINING AN INLET CHAMBER, MEANS DEFINING A BEER INLET PASSAGE COMMUNICATING WITH SAID CHAMBER, MEANS DEFINING A GAS VENTING PASSAGE LEADING FROM THE TOP OF SAID CHAMBER, A HANDOPERATED GAS VENTING VALVE NORMALLY CLOSING SAID GAS VENT ING PASSAGE, MEANS DEFINING AN OUTLET PASSAGE LEADING DOWNWARDS FROM THE BOTTOM OF SAID CHAMBER, AN ADJUSTABLE RESTRICTOR MEMBER MOVABLY MOUNTED IN SAID OUTLET PASSAGE, AN OUTLET VALVE SEATING AT THE END OF SAID OUTLET PASSAGE REMOTE FROM SAID CHAMBER, A VALVE CLOSURE MEMBER NORMALLY SEATED ON SAID SEATING AND A HAND-OPERATED OPENING MECHANISM OPERATIVE TO MOVE SAID CLOSURE MEMBER AWAY FROM SAID SEAT AND TO MOVE SAID RESTRICTOR MEMBER UPWARDS IN SAID OUTLET PASSAGE TO INCREASE THE AREA OF SAID OUTLET PASSAGE AROUND SAID RESTRICTOR MEMBER AND THUS TO CONTROL THE FLOW AND PRESSURE DROP OF SAID BEER
References Cited (Backward Citations)
US2363747A
Cited
US2372081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-23 | 1969-11-22 | 1970-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-23 | 1973-11-22 | 1974-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-23 | 1977-11-22 | 1978-05-24 | $7700.00 | Window Closed / Lapsed |