US3333897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable vehicle frame for concrete groove cutter
Assignee: Clipper Manufacturing Co Inc
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Filing: 1965-04-02
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Granted: 1967-08-01
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Expires: 1985-04-02
Abstract
No abstract record available.
Inventors
- 👤 Harry W Rhodes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:13
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/09; E01C23/0906; E01C23/0926; E01C23/0933
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
IN A GROOVE CUTTER: A FRONT AND A REAR SUPPORT; A PRIMARY FRAME SPANNING THE DISTANCE BETWEEN SAID SUPPORTS; A SECONDARY FRAME MOUNTED ON THE PRIMARY FRAME FOR UP-AND-DOWN SWINGING MOVEMENT; MEANS INTERCONNECTING THE FRAMES FOR SWINGING THE SECOND FRAME; A PAIR OF CUTTER DISCS ROTATABLY CARRIED IN TANDEM BY SAID SECOND FRAME, SAID PRIMARY FRAME HAVING A PAIR OF ARTICULATED SECTIONS; MEANS FOR EACH SECTION RESPECTIVELY ATTACHING THE SAME TO A CORRESPONDING SUPPORT FOR UP-AND-DOWN SWINGING MOVEMENT; AND MEANS INTERCONNECTING THE SECTIONS FOR SWINGING THE SAME AND INCLUDING AN ELONGATED, HORIZONTALLY DISPOSED SHAFT CARRIED BY ONE SECTION, THE OTHER SECTION BEING PIVOTALLY MOUNTED ON SAID SHAFT FOR SWINGING ABOUT THE LONGITUDINAL AXIS OF THE LATTER, THE AXIS OF SWINGING MOVEMENT OF THE SECONDARY FRAME AND THE AXIS OF ARTICULATION OF SAID SECTIONS BEING COINCIDENTAL WHEREBY UP-AND-DOWN MOVEMENT OF THE SECONDARY FRAME AT SAID AXIS IS RESPONSIVE TO SWINGING OF THE SECTIONS.
Claim 2
Dependent Claim
152 words
IN A GROOVE CUTTER: A FRONT AND A REAR SUPPORT; A PRIMARY FRAME SPANNING THE DISTANCE BETWEEN SAID SUPPORTS; A SECONDARY FRAME MOUNTED ON THE PRIMARY FRAME FOR UP-AND-DOWN SWINGING MOVEMENT; MEANS INTERCONNECTING THE FRAMES FOR SWINGING THE SECOND FRAME; A PAIR OF CUTTER DISCS ROTATABLY CARRIED IN TANDEM BY SAID SECOND FRAME, SAID PRIMARY FRAME HAVING A PAIR OF ARTICULATED SECTIONS; MEANS FOR EACH SECTION RESPECTIVELY ATTACHING THE SAME TO A CORRESPONDING SUPPORT FOR UP-AND-DOWN SWINGING MOVEMENT; AND MEANS INTERCONNECTING THE SECTIONS FOR SWINGING THE SAME AND INCLUDING AN ELONGATED, HORIZONTALLY DISPOSED SHAFT CARRIED BY ONE SECTION, THE OTHER SECTION BEING PIVOTALLY MOUNTED ON SAID SHAFT FOR SWINGING ABOUT THE LONGITUDINAL AXIS OF THE LATTER, THE AXIS OF SWINGING MOVEMENT OF THE SECONDARY FRAME AND THE AXIS OF ARTICULATION OF SAID SECTIONS BEING COINCIDENTAL WHEREBY UP-AND-DOWN MOVEMENT OF THE SECONDARY FRAME AT SAID AXIS IS RESPONSIVE TO SWINGING OF THE SECTIONS.
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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |