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US3282456A Expired / Lapsed US ⏱️ 0.0 years remaining

Conveyor system

Assignee: Individual
•
Filing: 1964-05-28
•
Granted: 1966-11-01
•
Expires: 1984-05-28
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Abstract

No abstract record available.

Inventors

  • 👤 Ernest E Hawes

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 09:47
CPC Classifications
B; B61; B61D; B61D47/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 313 words
A CONVEYOR SYSTEM FOR UNLOADING BULK MATERIALS FROM FREIGHT CARS HAVING: (A) AN EXISTING FLOOR, (B) ENDS AND SIDES CONNECTED TO SAID EXISTING FLOOR INCLUDNG OPENING IN SAID SIDES, (C) A LOAD SUPPORTING FLOOR MOUNTED ON AND IMMEDIATELY ABOVE SAID EXISTING FLOOR, (D) LONGITUDINAL CONVEYOR CHANNELS FORMED IN SAID LOAD SUPPORTING FLOOR, (E) LONGITUDINAL CONVEYORS IN SAID LONGITUDINAL CONVEYOR CHANNELS DISCHARGING TOWARD EACH OTHER AT THE CENTER OF SAID LOAD SUPPORTING FLOOR, (F) A TRANSVERSE CONVEYOR CHANNEL FORMED INTERMEDIATE THE ENDS OF SAID LOAD SUPPORTNG FLOOR INTERSECTING SAID AFOREMENTIONED CHANNELS, (G) A DEMOUNTABLE TRANSVERSE CONVEYOR ADAPTED TO BE PLACED IN AND REMOVED FROM SAID TRANSVERSE CONVEYOR CHANNEL DISCHARGING MATERIALS RECEIVED FROM SAID LONGITUDINAL CONVEYORS OUT THROUGH SAID DOOR OPENINGS SO AS TO UNLOAD THE CONTENTS FROM THE FREIGHT CAR, (H) SAID TRANSVERSE CONVEYOR COMPRISING A FRAME, (I) A REAR BELT CYLINDER JOURNALED AT THE REAR END OF SAID FRAME, (J) A REAR IDLER ROLLER JOURNALED ON SAID FRAME ADJACENT TO AND IN FRONT OF SAID REAR BELT CYLINDER, (K) A FRONT BELT CYLINDER JOURNALED AT THE FRONT END OF SAID FRAME OUTSIDE OF SAID FREIGHT CAR EXISTING FLOOR AND BELOW SAID REAR BELT CYLINDER, (L) A FRONT IDLER ROLLER JOURNALED ON SAID FRAME ADJACENT TO AND BEHIND SAID FRONT IDLER ROLLER, (M) BELT SUPPORT STRIPS FIXED ON SAID FRAME EXTENDING BETWEEN SAID IDLER ROLLERS, (N) A CONVEYOR BELT HAVING A TOP HORIZONTAL LOAD CARRYING PORTION SLIDINGLY SUPPORTED ON SAID STRIPS MOVING FORWARDLY TOWARD SAID FRONT BELT CYLINDER, THEN AROUND AND UNDER AND UP OVER SAID FRONT IDLER ROLLER AND THEN REARWARDLY CLOSELY ADJACENT THE UNDERSIDE OF SAID BELT SUPPORT STRIPS TO THE BOTTOM OF SAID REAR BELT CYLINDER, THEN UP AND OVER SAID REAR BELT CYLINDER AND FINALLY DOWN AND UNDER SAID REAR IDLER ROLLER, (O) AND MEANS FOR ROTATING SAID FRONT BELT CYLINDER TO CAUSE OPERATIVE TRAVEL OF SAID TRANSVERSE CONVEYOR BELT.
Claim 2
Dependent Claim 313 words
A CONVEYOR SYSTEM FOR UNLOADING BULK MATERIALS FROM FREIGHT CARS HAVING: (A) AN EXISTING FLOOR, (B) ENDS AND SIDES CONNECTED TO SAID EXISTING FLOOR INCLUDNG OPENING IN SAID SIDES, (C) A LOAD SUPPORTING FLOOR MOUNTED ON AND IMMEDIATELY ABOVE SAID EXISTING FLOOR, (D) LONGITUDINAL CONVEYOR CHANNELS FORMED IN SAID LOAD SUPPORTING FLOOR, (E) LONGITUDINAL CONVEYORS IN SAID LONGITUDINAL CONVEYOR CHANNELS DISCHARGING TOWARD EACH OTHER AT THE CENTER OF SAID LOAD SUPPORTING FLOOR, (F) A TRANSVERSE CONVEYOR CHANNEL FORMED INTERMEDIATE THE ENDS OF SAID LOAD SUPPORTNG FLOOR INTERSECTING SAID AFOREMENTIONED CHANNELS, (G) A DEMOUNTABLE TRANSVERSE CONVEYOR ADAPTED TO BE PLACED IN AND REMOVED FROM SAID TRANSVERSE CONVEYOR CHANNEL DISCHARGING MATERIALS RECEIVED FROM SAID LONGITUDINAL CONVEYORS OUT THROUGH SAID DOOR OPENINGS SO AS TO UNLOAD THE CONTENTS FROM THE FREIGHT CAR, (H) SAID TRANSVERSE CONVEYOR COMPRISING A FRAME, (I) A REAR BELT CYLINDER JOURNALED AT THE REAR END OF SAID FRAME, (J) A REAR IDLER ROLLER JOURNALED ON SAID FRAME ADJACENT TO AND IN FRONT OF SAID REAR BELT CYLINDER, (K) A FRONT BELT CYLINDER JOURNALED AT THE FRONT END OF SAID FRAME OUTSIDE OF SAID FREIGHT CAR EXISTING FLOOR AND BELOW SAID REAR BELT CYLINDER, (L) A FRONT IDLER ROLLER JOURNALED ON SAID FRAME ADJACENT TO AND BEHIND SAID FRONT IDLER ROLLER, (M) BELT SUPPORT STRIPS FIXED ON SAID FRAME EXTENDING BETWEEN SAID IDLER ROLLERS, (N) A CONVEYOR BELT HAVING A TOP HORIZONTAL LOAD CARRYING PORTION SLIDINGLY SUPPORTED ON SAID STRIPS MOVING FORWARDLY TOWARD SAID FRONT BELT CYLINDER, THEN AROUND AND UNDER AND UP OVER SAID FRONT IDLER ROLLER AND THEN REARWARDLY CLOSELY ADJACENT THE UNDERSIDE OF SAID BELT SUPPORT STRIPS TO THE BOTTOM OF SAID REAR BELT CYLINDER, THEN UP AND OVER SAID REAR BELT CYLINDER AND FINALLY DOWN AND UNDER SAID REAR IDLER ROLLER, (O) AND MEANS FOR ROTATING SAID FRONT BELT CYLINDER TO CAUSE OPERATIVE TRAVEL OF SAID TRANSVERSE CONVEYOR BELT.

References Cited (Backward Citations)

US875385A Cited
US1208067A Cited
US1551221A Cited
US2503129A Cited
US3107804A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-31 1970-05-02 1970-11-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-31 1974-05-02 1974-11-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-31 1978-05-02 1978-11-01 $7700.00 Window Closed / Lapsed

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