US3219166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller conveyor
Assignee: FMC Corp
•
Filing: 1962-10-12
•
Granted: 1965-11-23
•
Expires: 1982-10-12
Abstract
No abstract record available.
Inventors
- 👤 William W Collins
- 👤 Currie Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:39
CPC Classifications
B; B65; B65G; B65G13/00; B65G13/08; B65G13/10; B65G13/02; B65G13/06; B65G13/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
AN ARTICLE DIVERTING CONVEYOR COMPRISING A SUPPORT FRAME HAVING SPACED SIDE EDGES, A FIRST SET OF TAPERED ROLLERS MOUNTED ON SAID FRAME AND EXTENDING TRANSVERSELY THEREOF IN A COMMON ORIENTATION RELATIVE TO EACH OTHER WITH THEIR LARGE ENDS ADJACENT ONE SIDE EDGE OF SAID FRAME, A SECOND SET OF TAPERED ROLLERS OPPOSITELY ORIENTED RELATIVE TO SAID FIRST SET OF ROLLERS AND MOUNTED ON SAID FRAME, EACH ROLLER OF SAID SECOND SET BEING DISPOSED ADJACENT AR ROLLER OF SAID FIRST SET AND HAVING ITS UPPER SURFACE IN THE SAME HORIZONTAL PLANE AND COOPERATING THEREWITH TO JOINTLY SUPPORT AN ARTICLE, ROLLER ACTUATING MEANS CONNECTED TO THE LARGE ENDS OF THE ROLLERS OF SAID FIRST AND SECOND ROLLER SETS FOR SELECTIVELY MOVING THE ROLLERS OF ONE SET FROM POSITIONS IN WHICH THEIR UPPERMOST SUFACES LIE IN A SUBSTANTIALLY HORIZONTAL PLANE TO DEPRESSED POSITIONS WHERREIN THEIR UPPERMOST SURFACES ARE BELOW SAID
Claim 2
Dependent Claim
147 words
AN ARTICLE DIVERTING CONVEYOR COMPRISING A SUPPORT FRAME HAVING SPACED SIDE EDGES, A FIRST SET OF TAPERED ROLLERS MOUNTED ON SAID FRAME AND EXTENDING TRANSVERSELY THEREOF IN A COMMON ORIENTATION RELATIVE TO EACH OTHER WITH THEIR LARGE ENDS ADJACENT ONE SIDE EDGE OF SAID FRAME, A SECOND SET OF TAPERED ROLLERS OPPOSITELY ORIENTED RELATIVE TO SAID FIRST SET OF ROLLERS AND MOUNTED ON SAID FRAME, EACH ROLLER OF SAID SECOND SET BEING DISPOSED ADJACENT AR ROLLER OF SAID FIRST SET AND HAVING ITS UPPER SURFACE IN THE SAME HORIZONTAL PLANE AND COOPERATING THEREWITH TO JOINTLY SUPPORT AN ARTICLE, ROLLER ACTUATING MEANS CONNECTED TO THE LARGE ENDS OF THE ROLLERS OF SAID FIRST AND SECOND ROLLER SETS FOR SELECTIVELY MOVING THE ROLLERS OF ONE SET FROM POSITIONS IN WHICH THEIR UPPERMOST SUFACES LIE IN A SUBSTANTIALLY HORIZONTAL PLANE TO DEPRESSED POSITIONS WHERREIN THEIR UPPERMOST SURFACES ARE BELOW SAID
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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |