US3233790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for airtight transfer of solid particles
Assignee: Kikkoman Corp
•
Filing: 1963-12-30
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Granted: 1966-02-08
•
Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Mogi Shichizaemon
- 👤 Toei Ryozo
- 👤 Funaki Shigenori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:06
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/34; B65G53/40; B65G53/46; B65G53/4683
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
AN APPARATUS FOR AN AIRTIGHT TRANSFER OF SOLID PARTICLES COMPRISING, A CYLINDER, SAID CYLINDER HAVING AN INLET AND AN OUTLET PORT THEREIN, A FEED BAR RECIPROCALLY MOUNTED IN SAID CYLINDER, SAID FEED BAR SEALINGLY ENGAGING THE CYLINDER, A CROSSHEAD MOUNTED ON ONE END OF THE FEED BAR, A PINTLE PROJECTING FROM THE CROSSHEAD INTO ONE END OF THE FEED BAR TO SLIDABLY FIT THEREIN, AND SPRING MEANS FITTED BETWEEN THE PINTLE AND THE FEED BAR TO YIELDABLY COUPLE THE PINTLE AND THE FEED BAR, A DRIVE CHAIN MOUNTED ADJACENT THE CROSSHEAD, SAID CROSSHEAD HAVING A VERTICAL SLOT THEREIN, A PIN EXTENDING FROM THE CHAIN INTO THE SLOT, DRIVE MEANS EXTENDING TO THE CHAIN CONTINUOUSLY ROTATING THE CHAIN, A FEED HOPPER MOUNTED ON THE CYLINDER OVER THE INLET PORT THEREOF, FEED MEANS IN SAID HOPPER TO MOVE SOLID PARTICLES THERETHROUGH, AND DRIVE MEANS EXTENDING TO SAID FEED MEANS.
Claim 2
Independent Claim
147 words
AN APPARATUS FOR AN AIRTIGHT TRANSFER OF SOLID PARTICLES COMPRISING, A CYLINDER, SAID CYLINDER HAVING AN INLET AND AN OUTLET PORT THEREIN, A FEED BAR RECIPROCALLY MOUNTED IN SAID CYLINDER, SAID FEED BAR SEALINGLY ENGAGING THE CYLINDER, A CROSSHEAD MOUNTED ON ONE END OF THE FEED BAR, A PINTLE PROJECTING FROM THE CROSSHEAD INTO ONE END OF THE FEED BAR TO SLIDABLY FIT THEREIN, AND SPRING MEANS FITTED BETWEEN THE PINTLE AND THE FEED BAR TO YIELDABLY COUPLE THE PINTLE AND THE FEED BAR, A DRIVE CHAIN MOUNTED ADJACENT THE CROSSHEAD, SAID CROSSHEAD HAVING A VERTICAL SLOT THEREIN, A PIN EXTENDING FROM THE CHAIN INTO THE SLOT, DRIVE MEANS EXTENDING TO THE CHAIN CONTINUOUSLY ROTATING THE CHAIN, A FEED HOPPER MOUNTED ON THE CYLINDER OVER THE INLET PORT THEREOF, FEED MEANS IN SAID HOPPER TO MOVE SOLID PARTICLES THERETHROUGH, AND DRIVE MEANS EXTENDING TO SAID FEED MEANS.
References Cited (Backward Citations)
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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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |