US3304084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Releasable conveyor
Assignee: ASHTON AUTOMATION INTERNATIONAL Inc
•
Filing: 1965-06-04
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Granted: 1967-02-14
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Expires: 1985-06-04
Abstract
No abstract record available.
Inventors
- 👤 Harry M Ashton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:31
CPC Classifications
B; B21; B21B; B21B39/00; B21B39/002; B65; B65H; B65H29/00; B65H29/26; B65H29/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
IN AN APPARATUS FOR CONVEYING PARA-MAGNETIC MATERIALS, A PLURALITY OF ROTATABLE MEMBER, AT LEAST SOME OF SAID MEMBERS BEING PROVIDED WITH MAGNETIC SEGMENTS FOR SECURING MATERIALS THERETO AND WITH NON-MAGNETIC SEGMENTS FOR FACILITATING RELEASE OF THE MATERIALS THEREFROM, AND MEANS FOR SELECTIVELY PREVENTING ROTATIONAL MOVEMENT OF A PREDETERMINED NUMBER OF SAID MEMBERS PROVIDED WITH SAID SEGMENTS WHEN SAID NON-MAGNETIC SEGMENTS THEREOF ARE IN CONTACT WITH THE MATERIAL.
Claim 2
Dependent Claim
67 words
IN AN APPARATUS FOR CONVEYING PARA-MAGNETIC MATERIALS, A PLURALITY OF ROTATABLE MEMBER, AT LEAST SOME OF SAID MEMBERS BEING PROVIDED WITH MAGNETIC SEGMENTS FOR SECURING MATERIALS THERETO AND WITH NON-MAGNETIC SEGMENTS FOR FACILITATING RELEASE OF THE MATERIALS THEREFROM, AND MEANS FOR SELECTIVELY PREVENTING ROTATIONAL MOVEMENT OF A PREDETERMINED NUMBER OF SAID MEMBERS PROVIDED WITH SAID SEGMENTS WHEN SAID NON-MAGNETIC SEGMENTS THEREOF ARE IN CONTACT WITH THE MATERIAL.
References Cited (Backward Citations)
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Cited
US2642174A
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US2805856A
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US2915973A
Cited
US2939568A
Cited
US2947429A
Cited
US3144927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |