Patent US3303832A successfully refreshed from Google Patents.
US3303832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High output engines
Assignee: —
•
Filing: —
•
Granted: 1967-02-14
•
Expires: 1984-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:01
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/10; F02M35/10006; F02M35/10026; F02M35/10045; F02B; F02B27/00; F02B27/005; F02B27/006; F02B75/00; F02B75/16; F02B75/18; F02B75/22; F02M35/10072; F02M35/1015; F02M35/10183; F02M35/104; F02M35/116; F02B2075/1804; F02B2075/1832; F02B2275/00; F02B2275/34; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN AN ENGINE HAVING TWO BANKS OF CYLINDERS ARRANGED ANGULARLY ABOUT THE CRANKSHAFT, CYLINDER HEAD MEANS ON EACH BANK PROVIDING A COMBUSTION CHAMBER AND AN INLET OPENING AND PASSAGE FOR EACH CYLINDER; INTAKE MANIFOLDING MEANS AT LEAST IN PART INTERMEDIATE SAID HEADS AND ASSOCIATED WITH SOURCES OF AIR AND FUEL FOR FEEDING SAID CHAMBERS, SAID MANIFOLDING COMPRISING A PAIR OF ELONGATED RUNNER PASSAGE MEANS EXTENDING IN THE LENGTHWISE DIRECTION OF THE ENGINE EACH IN JUXTAPOSITION TO A DIFFERENT BANK OF THE ENGINE AND A PLURALITY OF ELONGATED TRANSVERSELY EXTENDING PASSAGE MEANS ONE FOR EACH CYLINDER, EACH SAID PASSAGE MEANS INTERCONNECTING THE INLET PASSAGE OF THE CYLINDER WHICH IT IS TO FEED AND THE RUNNER PASSAGE MEANS OF SAID PAIR THEREOF IN JUXTAPOSITION TO THE CYLINDER BANK NOT CONTAINING THIS CYLINDER.
Claim 2
Dependent Claim
130 words
IN AN ENGINE HAVING TWO BANKS OF CYLINDERS ARRANGED ANGULARLY ABOUT THE CRANKSHAFT, CYLINDER HEAD MEANS ON EACH BANK PROVIDING A COMBUSTION CHAMBER AND AN INLET OPENING AND PASSAGE FOR EACH CYLINDER; INTAKE MANIFOLDING MEANS AT LEAST IN PART INTERMEDIATE SAID HEADS AND ASSOCIATED WITH SOURCES OF AIR AND FUEL FOR FEEDING SAID CHAMBERS, SAID MANIFOLDING COMPRISING A PAIR OF ELONGATED RUNNER PASSAGE MEANS EXTENDING IN THE LENGTHWISE DIRECTION OF THE ENGINE EACH IN JUXTAPOSITION TO A DIFFERENT BANK OF THE ENGINE AND A PLURALITY OF ELONGATED TRANSVERSELY EXTENDING PASSAGE MEANS ONE FOR EACH CYLINDER, EACH SAID PASSAGE MEANS INTERCONNECTING THE INLET PASSAGE OF THE CYLINDER WHICH IT IS TO FEED AND THE RUNNER PASSAGE MEANS OF SAID PAIR THEREOF IN JUXTAPOSITION TO THE CYLINDER BANK NOT CONTAINING THIS CYLINDER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |