US3127981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reciprocating pusher-type conveyor
Assignee: ZF Active Safety US Inc
•
Filing: 1960-05-02
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Granted: 1964-04-07
•
Expires: 1980-05-02
Abstract
No abstract record available.
Inventors
- 👤 Frederick P Sharpe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:47
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A TRANSFER MECHANISM, A SUPPORTING STRUCTURE HAVING AN ELONGATED WORK SUPPORTING SURFACE, A RECIPROCABLE SHUTTLE ASSOCIATE WITH SAID SUPPORTING STRUCTURE, A PLURALITY OF PUSHER MEMBERS PIVOTALLY MOUNTED ON SAID SHUTTLE FOR MOVING WORK SUPPORTED ON SAID SUPPORTING SURFACE, SAID PUSHER MEMBERS BEING INDIVIDUALLY MOVABLE BETWEEN A POSITION PROJECTING ABOVE AND A POSITION DISPOSED ENTIRELY BELOW SAID SUPPORTING SURFACE, AT LEAST ONE LEVER PIVOTED ON SAID SHUTTLE PROVIDED WITH MEANS PROJECTING ABOVE THE LEVEL OF SAID SUPPORTING SURFACE FOR ACTUATION OF SAID LEVER ON CONTACT WITH WORK IN A PREDETERMINED POSITION ON SAID SUPPORTING SURFACE, AT LEAST ONE OF SAID PUSHER MEMBERS HAVING MEANS ENGAGEABLE WITH SAID LEVER WHEREBY WHEN SAID LEVER IS ACTUATED BY CONTACT WITH THE WORK IN THE PREDETERMINED POSITTION, SAID PUSHER MEMBER WILL BE MOVED TO ITS POSITION BENEATH SAID WORK-SUPPORTING SURFACE.
Claim 2
Dependent Claim
136 words
IN A TRANSFER MECHANISM, A SUPPORTING STRUCTURE HAVING AN ELONGATED WORK SUPPORTING SURFACE, A RECIPROCABLE SHUTTLE ASSOCIATE WITH SAID SUPPORTING STRUCTURE, A PLURALITY OF PUSHER MEMBERS PIVOTALLY MOUNTED ON SAID SHUTTLE FOR MOVING WORK SUPPORTED ON SAID SUPPORTING SURFACE, SAID PUSHER MEMBERS BEING INDIVIDUALLY MOVABLE BETWEEN A POSITION PROJECTING ABOVE AND A POSITION DISPOSED ENTIRELY BELOW SAID SUPPORTING SURFACE, AT LEAST ONE LEVER PIVOTED ON SAID SHUTTLE PROVIDED WITH MEANS PROJECTING ABOVE THE LEVEL OF SAID SUPPORTING SURFACE FOR ACTUATION OF SAID LEVER ON CONTACT WITH WORK IN A PREDETERMINED POSITION ON SAID SUPPORTING SURFACE, AT LEAST ONE OF SAID PUSHER MEMBERS HAVING MEANS ENGAGEABLE WITH SAID LEVER WHEREBY WHEN SAID LEVER IS ACTUATED BY CONTACT WITH THE WORK IN THE PREDETERMINED POSITTION, SAID PUSHER MEMBER WILL BE MOVED TO ITS POSITION BENEATH SAID WORK-SUPPORTING SURFACE.
References Cited (Backward Citations)
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US1772734A
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US1668530A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |