Patent US3306175A successfully refreshed from Google Patents.
US3306175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Truck driven compaction roller device
Assignee: Individual
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Filing: 1964-06-23
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Granted: 1967-02-28
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Expires: 1984-06-23
Abstract
No abstract record available.
Inventors
- 👤 Ferwerda Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:28
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/23; E01C19/25; E01C19/255
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
215 words
A SOIL COMPACTING DEVICE ADAPTED TO BE DIRECTLY DRIVEN BY THE WHEELS OF A TRUCK SUPPORTED DIRECTLY THEREUPON, SAID DEVICE COMPRISING A MAIN FRAME MEMBER, A FIRST SUBFRAME MEANS CONNECTED AT ONE END OF SAID MAIN FRAME MEMBER, A PAIR OF SOIL COMPACTION ROLLER MEANS ROTATABLY MOUNTED IN SAID FIRST SUBFRAME MEANS ON PARALLEL AXES SO SPACED THAT THE PERIPHERIES OF SAID ROLLER MEANS WILL SUPPORT A TRUCK WHEEL BETWEEN THEM AT A LEVEL ABOVE A SURFACE SUPPORTING SAID ROLLER MEANS, AXLE MEANS PIVOTALLY CONNECTED NEAR THE OTHER END OF SAID MAIN FRAME MEMBER ON A VERTICAL AXIS, SECOND AND THIRD SUBFRAME MEANS RESPECTIVELY AT OPPOSITE ENDS OF SAID AXLE MEANS, GENERALLY VERTICAL PIVOTAL MOUNTINGS CONNECTING SAID SECOND AND THIRD SUBFRAME MEANS TO SAID AXLE MEANS, A PAIR OF SOIL COMPACTION ROLLER MEANS ROTATABLY MOUNTED IN EACH OF SAID SECOND AND THIRD SUBFRAME MEANS ON PARALLEL AXES SO SPACED THAT THE PERIPHERIES OF SAID LAST NAMED ROLLER MEANS WILL SUPPORT A STEERABLE TRUCK WHEEL BETWEEN THEM AT A LEVEL ABOVE A SURFACE SUPPORTING THE ASSOCIATED ROLLER MEANS, MEANS FOR CONNECTING THE HUBS OF A PAIR OF STEERABLE TRUCK WHEELS RESPECTIVELY AT EACH OF SAID LAST NAMED SUBFRAME MEANS, AND MEANS FOR TURNING SAID SECOND AND THIRD SUBFRAME MEANS IN UNISON ABOUT THEIR VERTICAL PIVOTAL MOUNTINGS.
Claim 2
Dependent Claim
215 words
A SOIL COMPACTING DEVICE ADAPTED TO BE DIRECTLY DRIVEN BY THE WHEELS OF A TRUCK SUPPORTED DIRECTLY THEREUPON, SAID DEVICE COMPRISING A MAIN FRAME MEMBER, A FIRST SUBFRAME MEANS CONNECTED AT ONE END OF SAID MAIN FRAME MEMBER, A PAIR OF SOIL COMPACTION ROLLER MEANS ROTATABLY MOUNTED IN SAID FIRST SUBFRAME MEANS ON PARALLEL AXES SO SPACED THAT THE PERIPHERIES OF SAID ROLLER MEANS WILL SUPPORT A TRUCK WHEEL BETWEEN THEM AT A LEVEL ABOVE A SURFACE SUPPORTING SAID ROLLER MEANS, AXLE MEANS PIVOTALLY CONNECTED NEAR THE OTHER END OF SAID MAIN FRAME MEMBER ON A VERTICAL AXIS, SECOND AND THIRD SUBFRAME MEANS RESPECTIVELY AT OPPOSITE ENDS OF SAID AXLE MEANS, GENERALLY VERTICAL PIVOTAL MOUNTINGS CONNECTING SAID SECOND AND THIRD SUBFRAME MEANS TO SAID AXLE MEANS, A PAIR OF SOIL COMPACTION ROLLER MEANS ROTATABLY MOUNTED IN EACH OF SAID SECOND AND THIRD SUBFRAME MEANS ON PARALLEL AXES SO SPACED THAT THE PERIPHERIES OF SAID LAST NAMED ROLLER MEANS WILL SUPPORT A STEERABLE TRUCK WHEEL BETWEEN THEM AT A LEVEL ABOVE A SURFACE SUPPORTING THE ASSOCIATED ROLLER MEANS, MEANS FOR CONNECTING THE HUBS OF A PAIR OF STEERABLE TRUCK WHEELS RESPECTIVELY AT EACH OF SAID LAST NAMED SUBFRAME MEANS, AND MEANS FOR TURNING SAID SECOND AND THIRD SUBFRAME MEANS IN UNISON ABOUT THEIR VERTICAL PIVOTAL MOUNTINGS.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |