Patent US3233557A successfully refreshed from Google Patents.
US3233557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile conveyor
Assignee: PERFECTO Inc
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Filing: 1965-06-07
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Granted: 1966-02-08
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Expires: 1985-06-07
Abstract
No abstract record available.
Inventors
- 👤 Allen D Rickel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:38
CPC Classifications
B; B60; B60S; B60S3/00; B60S3/004; E; E04; E04H; E04H6/00; E04H6/08; E04H6/12; E04H6/30; E04H6/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN AN AUTOMOBILE TOW CONVEYOR, THE COMBINATION COMPRISING: AN ENDLESS PINTLE CHAIN DRIVEN IN A HORIZONTAL PLANE ON AT LEAST ONE PAIR OF SPROCKET GEARS SPACED A SUBSTANTIAL DISTANCE APART; A PLURALITY OF ELONGATED YOKES SPACED ALONG SAID PINTLE CHAIN, EACH YOKE BEING AFFIXED AT ITS FORWARD END TO A PRESELECTED PINTEL SHAFT IN SAID PINTLE CHAIN; A TIRE-ENGAGING ROLLER MOUNTE ON EACH OF SAID YOKES FOR FREE ROTATION ABOUT A HORIZONTAL AXIS AND EXTENDING OUTWARDLY FROM SAID YOKE; AND AN ELONGATE GUIDE MEMBER FOR RECEIVING AND GUIDING SAID YOKES AND SAID PINTLE CHAIN THROUGH THE CONVEYING PORTION OF THE PINLET CHAIN CIRCUIT.
Claim 2
Dependent Claim
103 words
IN AN AUTOMOBILE TOW CONVEYOR, THE COMBINATION COMPRISING: AN ENDLESS PINTLE CHAIN DRIVEN IN A HORIZONTAL PLANE ON AT LEAST ONE PAIR OF SPROCKET GEARS SPACED A SUBSTANTIAL DISTANCE APART; A PLURALITY OF ELONGATED YOKES SPACED ALONG SAID PINTLE CHAIN, EACH YOKE BEING AFFIXED AT ITS FORWARD END TO A PRESELECTED PINTEL SHAFT IN SAID PINTLE CHAIN; A TIRE-ENGAGING ROLLER MOUNTE ON EACH OF SAID YOKES FOR FREE ROTATION ABOUT A HORIZONTAL AXIS AND EXTENDING OUTWARDLY FROM SAID YOKE; AND AN ELONGATE GUIDE MEMBER FOR RECEIVING AND GUIDING SAID YOKES AND SAID PINTLE CHAIN THROUGH THE CONVEYING PORTION OF THE PINLET CHAIN CIRCUIT.
References Cited (Backward Citations)
US1635085A
Cited
US3058433A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |