US3245519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Belt conveyor
Assignee: Benno Schilde Maschinenbau AG
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Filing: 1964-04-10
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Granted: 1966-04-12
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Expires: 1984-04-10
Abstract
No abstract record available.
Inventors
- 👤 Reinemann Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:53
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/10; B65G39/12; B65G39/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
212 words
IN A BELT CONVEYOR, IN COMBINATION, AN ELONGATED BELT; DRIVE MEANS FOR ADVANCING SAID BELT IN A PREDETERMINED PATH; AND AN ALIGNING ARRANGEMENT FOR KEEPING THE BELT IN LINE, SAID ALIGNING ARRANGEMENT COMPRISING A MOVABLE SENSING MEMBER ADJACENT TO THE PATH OF AND MOVABLE BY SAID BELT SO AS TO CHANGE ITS POSITION TO AN EXTENT WHICH IS PROPORTIONAL WITH THE EXTENT TO WHICH THE BELT IS RUNNING OUT OF LINE, AN ELONGATED ALIGNING MEMBER ADJACENT TO THE PATH OF AND EXTENDING ACROSS SAID BELT, SUPPORTING MEANS FOR SWINGABLY HOLDING SAID ALIGNING MEMBER SO THAT THE INCLINATION OF SAID ALIGNING MEMBER WITH REFERENCE TO THE BELT MAY BE ADJUSTED WHEREBY THE ALIGNING MEMBER RETURNS THE BELT IN LINE, AND AMPLIFIER MEANS COMPRISING A ROTARY FRICTION GENERATING MEMBER DRIVEN BY SAID DRIVE MEANS AND A FLEXIBLE ELEMENT TRAINED AROUND SAID FRICTION GENERATING MEMBER AND HAVING A FIRST END OPERATIVELY CONNECTED WITH SAID SENSING MEMBER AND A SECOND END OPERATIVELY CONNECTED WITH ONE END OF SAID ALIGNING MEMBER, THE FRICTION BETWEEN SAID FLEXIBLE ELEMENT AND SAID FRICTION GENERATING MEMBER INCREASING IN RESPONSE TO MOVEMENT OF SAID SENSING MEMBER WHEN THE BELT IS RUNNING OUT OF LINE WHEREBY SAID FRICTION GENERATING MEMBER MOVES SAID FLEXIBLE ELEMENT ENDWISE AND THE FLEXIBLE ELEMENT ADJUSTS SAID ALIGNING MEMBER.
Claim 2
Dependent Claim
212 words
IN A BELT CONVEYOR, IN COMBINATION, AN ELONGATED BELT; DRIVE MEANS FOR ADVANCING SAID BELT IN A PREDETERMINED PATH; AND AN ALIGNING ARRANGEMENT FOR KEEPING THE BELT IN LINE, SAID ALIGNING ARRANGEMENT COMPRISING A MOVABLE SENSING MEMBER ADJACENT TO THE PATH OF AND MOVABLE BY SAID BELT SO AS TO CHANGE ITS POSITION TO AN EXTENT WHICH IS PROPORTIONAL WITH THE EXTENT TO WHICH THE BELT IS RUNNING OUT OF LINE, AN ELONGATED ALIGNING MEMBER ADJACENT TO THE PATH OF AND EXTENDING ACROSS SAID BELT, SUPPORTING MEANS FOR SWINGABLY HOLDING SAID ALIGNING MEMBER SO THAT THE INCLINATION OF SAID ALIGNING MEMBER WITH REFERENCE TO THE BELT MAY BE ADJUSTED WHEREBY THE ALIGNING MEMBER RETURNS THE BELT IN LINE, AND AMPLIFIER MEANS COMPRISING A ROTARY FRICTION GENERATING MEMBER DRIVEN BY SAID DRIVE MEANS AND A FLEXIBLE ELEMENT TRAINED AROUND SAID FRICTION GENERATING MEMBER AND HAVING A FIRST END OPERATIVELY CONNECTED WITH SAID SENSING MEMBER AND A SECOND END OPERATIVELY CONNECTED WITH ONE END OF SAID ALIGNING MEMBER, THE FRICTION BETWEEN SAID FLEXIBLE ELEMENT AND SAID FRICTION GENERATING MEMBER INCREASING IN RESPONSE TO MOVEMENT OF SAID SENSING MEMBER WHEN THE BELT IS RUNNING OUT OF LINE WHEREBY SAID FRICTION GENERATING MEMBER MOVES SAID FLEXIBLE ELEMENT ENDWISE AND THE FLEXIBLE ELEMENT ADJUSTS SAID ALIGNING MEMBER.
References Cited (Backward Citations)
US2783871A
Cited
US2914957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |