Patent US3513580A successfully refreshed from Google Patents.
Patent US3305075A successfully refreshed from Google Patents.
US3305075A
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Carton conveyor
Assignee: OI Glass Inc
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Filing: 1964-12-11
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Granted: 1967-02-21
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Expires: 1984-12-11
Abstract
No abstract record available.
Inventors
- 👤 John R Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:05
CPC Classifications
B; B65; B65G; B65G19/00; B65G19/18; B65G19/28; B65G19/30; B65G19/303; B65G19/306; B65B; B65B35/00; B65B35/10; B65B35/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
IN A CONVEYOR, A PLURALITY OF ROLLERS SPACED APART ALONG A HORIZONTAL PATH WITH THE AXES OF THE ROLLERS INCLINED IN A DIRECTION ACROSS SAID PATH, AN ARTICLE PROPELLANT COMPRISING AN ENDLESS ROPE-LIKE ELEMENT EXTENDING ALONG SAID PATH IN PROXIMITY TO THE LOWER END OF THE ROLLERS FOR ENGAGEMENT WITH THE ARTICLE, MEANS FOR DRIVING THE PROPELLANT TO ADVANCE THE ARTICLE AND MEANS OPERABLE IN RESPONSE TO VARIATIONS IN THE WEIGHT OF THE ARTICLES CONVEYED FOR CHANGING THE ANGLE OF INCLINATION OF THE ROLLERS THEREBY TO VARY THE DEGREE OF FRICTIONAL CONTACT BETWEEN THE ARTICLES AND ROPE-LIKE ELEMENT AND THE EFFECTIVENESS OF THE ARTICLE AS AN ARTICLE PROPELLANT.
Claim 2
Dependent Claim
108 words
IN A CONVEYOR, A PLURALITY OF ROLLERS SPACED APART ALONG A HORIZONTAL PATH WITH THE AXES OF THE ROLLERS INCLINED IN A DIRECTION ACROSS SAID PATH, AN ARTICLE PROPELLANT COMPRISING AN ENDLESS ROPE-LIKE ELEMENT EXTENDING ALONG SAID PATH IN PROXIMITY TO THE LOWER END OF THE ROLLERS FOR ENGAGEMENT WITH THE ARTICLE, MEANS FOR DRIVING THE PROPELLANT TO ADVANCE THE ARTICLE AND MEANS OPERABLE IN RESPONSE TO VARIATIONS IN THE WEIGHT OF THE ARTICLES CONVEYED FOR CHANGING THE ANGLE OF INCLINATION OF THE ROLLERS THEREBY TO VARY THE DEGREE OF FRICTIONAL CONTACT BETWEEN THE ARTICLES AND ROPE-LIKE ELEMENT AND THE EFFECTIVENESS OF THE ARTICLE AS AN ARTICLE PROPELLANT.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |