Patent US3261453A successfully refreshed from Google Patents.
US3261453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Helical storage unit
Assignee: Individual
•
Filing: 1964-09-11
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Granted: 1966-07-19
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Expires: 1984-09-11
Abstract
No abstract record available.
Inventors
- 👤 Hirs Gene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:00
CPC Classifications
B; B65; B65G; B65G29/00; B65G29/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN A HELICAL STORAGE UNIT HAVING A VERTICALLY DISPOSED HELICAL PARTS CARRYING CHUTE, AND ROTARY BRUSH MEANS ROTATABLE ABOUT THE AXIS OF SAID CHUTE IN BRUSHING ENGAGEMENT WITH PARTS CARRIED IN SAID CHUTE FOR MOVING THE PARTS ALONG SAID CHUTE; THE IMPROVEMENT WHEREIN SAID BRUSH MEANS COMPRISES A VERTICALLY EXTENDING BRUSH SUPPORT MEMBER MOUNTED FOR ROTATION ABOUT THE AXIS OF SAID CHUTE, AN ELONGATE BRUSH ASSEMBLY HAVING A LENGTH GREATER THAN THE AXIAL EXTENT OF SAID CHUTE, AN ELONGATE WEB MEMBER FIXED TO SAID BRUSH ASSEMBLY AND SLIDABLY ENGAGING SAID BRUSH SUPPORT MEMBER, MEANS FOR VERTICALLY ADJUSTILNG SAID WEB MEMBER UPON SAID BRUSH SUPPORT MEMBER, AND MEANS FOR POSITIONING SAID WEB MEMBER RADIALLY OF AND AXIS IN ACCORDANCE WITH ADJUSTED VERTICAL POSITION OF SAID WEB MEMBER RELATIVE TO SAID BRUSH SUPPORT MEMBER TO THEREBY ADJUST SAID BRUSH ASSEMBLY RADIALLY OF THE AXIS OF SAID CHUTE.
Claim 2
Dependent Claim
145 words
IN A HELICAL STORAGE UNIT HAVING A VERTICALLY DISPOSED HELICAL PARTS CARRYING CHUTE, AND ROTARY BRUSH MEANS ROTATABLE ABOUT THE AXIS OF SAID CHUTE IN BRUSHING ENGAGEMENT WITH PARTS CARRIED IN SAID CHUTE FOR MOVING THE PARTS ALONG SAID CHUTE; THE IMPROVEMENT WHEREIN SAID BRUSH MEANS COMPRISES A VERTICALLY EXTENDING BRUSH SUPPORT MEMBER MOUNTED FOR ROTATION ABOUT THE AXIS OF SAID CHUTE, AN ELONGATE BRUSH ASSEMBLY HAVING A LENGTH GREATER THAN THE AXIAL EXTENT OF SAID CHUTE, AN ELONGATE WEB MEMBER FIXED TO SAID BRUSH ASSEMBLY AND SLIDABLY ENGAGING SAID BRUSH SUPPORT MEMBER, MEANS FOR VERTICALLY ADJUSTILNG SAID WEB MEMBER UPON SAID BRUSH SUPPORT MEMBER, AND MEANS FOR POSITIONING SAID WEB MEMBER RADIALLY OF AND AXIS IN ACCORDANCE WITH ADJUSTED VERTICAL POSITION OF SAID WEB MEMBER RELATIVE TO SAID BRUSH SUPPORT MEMBER TO THEREBY ADJUST SAID BRUSH ASSEMBLY RADIALLY OF THE AXIS OF SAID CHUTE.
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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |