US3375790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Articulated carrier for power and free conveyor systems
Assignee: Mechanical Handling Systems Inc
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Filing: 1966-03-14
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Granted: 1968-04-02
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Expires: 1986-03-14
Abstract
No abstract record available.
Inventors
- 👤 Leonard J Bishop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:46
CPC Classifications
B; B61; B61B; B61B10/00; B61B10/02; B61B10/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
FOR USE IN A POWER AND FREE CONVEYOR SYSTEM WHEREIN A CONVEYOR HAVING PUSHER MEMBERS ENGAGES AND MOVES ARTICULATED CARRIERS ALONG A TRACK WHICH DEFINES A PREDETERMINED PATH, THE COMBINATION COMPRISING A PLURALITY OF TROLLEYS HAVING TRACK ENGAGING MEANS THEREON, AND AT LEAST ONE TIE BAR BETWEEN SUCCESSIVE TROLLEYS, SAID BAR HAVING A PORTION ON ONE END THEREOF DEFINING A U-SHAPED LOOP EXTENDING GENERALLY HORIZONTALLY, THE ADJACENT TROLLEY HAVING AN OPENING THERETHROUGH, THE AXIS OF WHICH EXTENDS GENERALLY HORIZONTALLY AND THROUGH WHICH SAID LOOP EXTENDS AND IS ADAPTED TO
Claim 2
Dependent Claim
89 words
FOR USE IN A POWER AND FREE CONVEYOR SYSTEM WHEREIN A CONVEYOR HAVING PUSHER MEMBERS ENGAGES AND MOVES ARTICULATED CARRIERS ALONG A TRACK WHICH DEFINES A PREDETERMINED PATH, THE COMBINATION COMPRISING A PLURALITY OF TROLLEYS HAVING TRACK ENGAGING MEANS THEREON, AND AT LEAST ONE TIE BAR BETWEEN SUCCESSIVE TROLLEYS, SAID BAR HAVING A PORTION ON ONE END THEREOF DEFINING A U-SHAPED LOOP EXTENDING GENERALLY HORIZONTALLY, THE ADJACENT TROLLEY HAVING AN OPENING THERETHROUGH, THE AXIS OF WHICH EXTENDS GENERALLY HORIZONTALLY AND THROUGH WHICH SAID LOOP EXTENDS AND IS ADAPTED TO
References Cited (Backward Citations)
US3229645A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |