US3220577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material-handling apparatus, especially a refuse collector
Assignee: INDUSTRIELLE DE TRANSPORTS AUTOMOBILE Ste
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Filing: 1963-11-29
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Granted: 1965-11-30
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Expires: 1983-11-29
Abstract
No abstract record available.
Inventors
- 👤 Charles H A Laverne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:26
CPC Classifications
G; G06; G06K; G06K21/00; G06K21/04; A; A23; A23K; A23K40/00; A23K50/00; A23K50/40; B; B65; B65F; B65F3/00; B65F3/14; B65F3/20; B65F3/206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
IN MATERIAL-HANDLING APPARATUS COMPRISING A CHARGING CONTAINER, A VANE MEMBER ROTATABLE IN SAID CONTAINER FOR SWEEPING PARTICULATE MATERIAL THEREIN, AND AN UPSTANDING SHAFT SUPPORTED FOR RECIPROCATORY ROTATION RELATIVE TO THE CONTAINER AND SUPPORTING SAID VANE MEMBER TO SWEEP UP AND MATERIAL AND DISCHARGE IT FROM THE CONTAINER DURING MATERIAL-COMPACTING TERMINAL PORTIONS OF OPPOSITE STROKES OF RECIPROCATING ROTATION OF SAID MEMBER, THE COMBINATION THEREWITH OF MECHANISM FOR OPERATING SAID VANE MEMBER COMPRISING: CRANK-ARM MEANS PROJECTING FROM SAID SHAFT; TWO FLUID-PRESSURE-RESPONSIVE ACTUATORS PIVOTALLY CONNECTED AT FIXED POINTS TO THE APPARATUS AND PROVIDED WITH EXTTREMITIES ARTICULATD TO SAID CRANK ARM MEANS; SAID FIXED POINTS AND THE AXIS OF SAID SHAFT DEFINING A TRIANGLE, SAID EXTREMITIES EXTENDING GENERALLY PERPENDICULARLY TO EACH OTHER IN TWO LIMITING STROKE POSITIONS OF SAID VANE MEMBER; AND REVERSIBLE FLUID-SUPPLY MEANS FOR SAID ACTUATORS.
Claim 2
Dependent Claim
134 words
IN MATERIAL-HANDLING APPARATUS COMPRISING A CHARGING CONTAINER, A VANE MEMBER ROTATABLE IN SAID CONTAINER FOR SWEEPING PARTICULATE MATERIAL THEREIN, AND AN UPSTANDING SHAFT SUPPORTED FOR RECIPROCATORY ROTATION RELATIVE TO THE CONTAINER AND SUPPORTING SAID VANE MEMBER TO SWEEP UP AND MATERIAL AND DISCHARGE IT FROM THE CONTAINER DURING MATERIAL-COMPACTING TERMINAL PORTIONS OF OPPOSITE STROKES OF RECIPROCATING ROTATION OF SAID MEMBER, THE COMBINATION THEREWITH OF MECHANISM FOR OPERATING SAID VANE MEMBER COMPRISING: CRANK-ARM MEANS PROJECTING FROM SAID SHAFT; TWO FLUID-PRESSURE-RESPONSIVE ACTUATORS PIVOTALLY CONNECTED AT FIXED POINTS TO THE APPARATUS AND PROVIDED WITH EXTTREMITIES ARTICULATD TO SAID CRANK ARM MEANS; SAID FIXED POINTS AND THE AXIS OF SAID SHAFT DEFINING A TRIANGLE, SAID EXTREMITIES EXTENDING GENERALLY PERPENDICULARLY TO EACH OTHER IN TWO LIMITING STROKE POSITIONS OF SAID VANE MEMBER; AND REVERSIBLE FLUID-SUPPLY MEANS FOR SAID ACTUATORS.
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |