Patent US3179064A successfully refreshed from Google Patents.
US3179064A
Expired / Lapsed
US
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Conveyor systems with intermittent carrier drive
Assignee: Jervis B Webb Co
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Filing: 1963-03-18
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Granted: 1965-04-20
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Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Dehne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:38
CPC Classifications
B; B61; B61B; B61B10/00; B61B10/04; B61B10/02; B61B10/025; B65; B65G; B65G37/00; B65G2812/00; B65G2812/01; B65G2812/016
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
A CONVEYOR SYSTEM OF THE TYPE INCLUDING CARRIERS, SUPPORTING MEANS ALONG WHICH THE CARRIERS TRAVEL, A POWER TRACK ADJACENT TO THE CARRIERS AT A NORMAL SPACED RELATION, ENDLESS PROPELLING MEANS ON THE POWER TRACK, AND PUSHER AND DRIVEN MEMBERS, THE PUSHER MEMBERS FORMING PART OF THE PROPELLING MEANS AND THE DRIVEN MEMBERS BEING MOUNTED ON THE CARRIERS; CHARACTERIZED BY (A) SAID PROPELLING MEANS INCLUDING PRIMARY AND SECONDARY PUSHER MEMBERS, ONE OF SAID SECONDARY PUSHER MEMBERS FOLLOWING ONE OF SAID PRIMARY PUSHER MEMBERS; (B) SAID PRIMARY PUSHER MEMBERS AND CARRIER DRIVEN MEMBERS BEING ARRANGED FOR DRIVING ENGAGEMENT AT SAID NORMAL SPACED RELATION BETWEEN THE CARRIERS AND POWER TRACK; (C) SAID SECONDARY PUSHER MEMBERS AND CARRIER DRIVEN MEMBERS BEING ARRANGED FOR DRIVING ENGAGEMENT AT A GREATER SPACING BETWEEN THE CARRIERS AND POWER TRACK, AT WHICH GREATER SPACING SAID PRIMARY PUSHER AND CARRIER DRIVEN MEMBERS ARE NON-ENGAGEABLE; (D) AND MEANS FOR CHANGING SAID SPACING FROM NORMAL TO GREATER WHEREBY DRIVE FROM SAID PROPELLING MEANS TO A CARRIED DRIVEN MEMBER ENGAGED BY A PRIMARY PUSHER MEMBER IS DISENGAGED AND CARRIER TRAVEL INTERRUPTED UNTIL SAID CARRIER DRIVEN MEMBER IS ENGAGED BY A FOLLOWING SECONDARY PUSHER MEMBER.
Claim 2
Dependent Claim
191 words
A CONVEYOR SYSTEM OF THE TYPE INCLUDING CARRIERS, SUPPORTING MEANS ALONG WHICH THE CARRIERS TRAVEL, A POWER TRACK ADJACENT TO THE CARRIERS AT A NORMAL SPACED RELATION, ENDLESS PROPELLING MEANS ON THE POWER TRACK, AND PUSHER AND DRIVEN MEMBERS, THE PUSHER MEMBERS FORMING PART OF THE PROPELLING MEANS AND THE DRIVEN MEMBERS BEING MOUNTED ON THE CARRIERS; CHARACTERIZED BY (A) SAID PROPELLING MEANS INCLUDING PRIMARY AND SECONDARY PUSHER MEMBERS, ONE OF SAID SECONDARY PUSHER MEMBERS FOLLOWING ONE OF SAID PRIMARY PUSHER MEMBERS; (B) SAID PRIMARY PUSHER MEMBERS AND CARRIER DRIVEN MEMBERS BEING ARRANGED FOR DRIVING ENGAGEMENT AT SAID NORMAL SPACED RELATION BETWEEN THE CARRIERS AND POWER TRACK; (C) SAID SECONDARY PUSHER MEMBERS AND CARRIER DRIVEN MEMBERS BEING ARRANGED FOR DRIVING ENGAGEMENT AT A GREATER SPACING BETWEEN THE CARRIERS AND POWER TRACK, AT WHICH GREATER SPACING SAID PRIMARY PUSHER AND CARRIER DRIVEN MEMBERS ARE NON-ENGAGEABLE; (D) AND MEANS FOR CHANGING SAID SPACING FROM NORMAL TO GREATER WHEREBY DRIVE FROM SAID PROPELLING MEANS TO A CARRIED DRIVEN MEMBER ENGAGED BY A PRIMARY PUSHER MEMBER IS DISENGAGED AND CARRIER TRAVEL INTERRUPTED UNTIL SAID CARRIER DRIVEN MEMBER IS ENGAGED BY A FOLLOWING SECONDARY PUSHER MEMBER.
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |