Patent US3198320A successfully refreshed from Google Patents.
US3198320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Center driven auger conveyor
Assignee: MAYRATH MACHINERY CO Inc
•
Filing: 1962-10-05
•
Granted: 1965-08-03
•
Expires: 1982-10-05
Abstract
No abstract record available.
Inventors
- 👤 Mayrath Martin
- 👤 Charlie E Pike
- 👤 John W Kendall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:44
CPC Classifications
B; B65; B65G; B65G33/00; B65G33/24; B65G33/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
AN AUGER CONVEYOR COMPRISING A PAIR OF CYLINDRICAL AUGER TUBE SECTIONS, AN OUTRIGGED FRAMEWORK CONNECTING SAID SECTIONS WITH RESPECTIVE ENDS THEREOF IN SPACED, JUXTAPOSED, CONFRONTING AND AXIALLY ALIGNED RELATIONSHIP, AN AUGER DRIVE PULLEY JOURNALLED ABOUT ONE OF SAID ENDS AND HAVING A RELATIVELY THIN WEB PLATE PRESENTING A SUBSTANTIALLY CLEAR CENTRAL APERTURE OF AXIAL WIDTH CONFORMING TO THE THICKNESS OF SAID WEB PLATE AND CONFORMING TO THE INSIDE DIAMETER OF SAID SECTIONS, SAID WEB PLATE SUBSTANTIALLY FILLING THE SPACE BETWEEN SAID SECTIONS; AN AUGER FLIGHT PASSING THROUGH SAID TUBE SECTIONS AND THROUGH SAID CENTRAL APERTURE, AND RELATIVELY NARROW SPOKE MEANS, CONSITUTED BY AN INTEGRAL CONTINUATION OF SAID WEB PLATE, CONNECTING SAID WEB PLATE AND SAID AUGER FLIGHT.
Claim 2
Dependent Claim
117 words
AN AUGER CONVEYOR COMPRISING A PAIR OF CYLINDRICAL AUGER TUBE SECTIONS, AN OUTRIGGED FRAMEWORK CONNECTING SAID SECTIONS WITH RESPECTIVE ENDS THEREOF IN SPACED, JUXTAPOSED, CONFRONTING AND AXIALLY ALIGNED RELATIONSHIP, AN AUGER DRIVE PULLEY JOURNALLED ABOUT ONE OF SAID ENDS AND HAVING A RELATIVELY THIN WEB PLATE PRESENTING A SUBSTANTIALLY CLEAR CENTRAL APERTURE OF AXIAL WIDTH CONFORMING TO THE THICKNESS OF SAID WEB PLATE AND CONFORMING TO THE INSIDE DIAMETER OF SAID SECTIONS, SAID WEB PLATE SUBSTANTIALLY FILLING THE SPACE BETWEEN SAID SECTIONS; AN AUGER FLIGHT PASSING THROUGH SAID TUBE SECTIONS AND THROUGH SAID CENTRAL APERTURE, AND RELATIVELY NARROW SPOKE MEANS, CONSITUTED BY AN INTEGRAL CONTINUATION OF SAID WEB PLATE, CONNECTING SAID WEB PLATE AND SAID AUGER FLIGHT.
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) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |