Patent US3071240A successfully refreshed from Google Patents.
US3071240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Helical storage units
Assignee: F Jos Lamb Co
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Filing: 1960-08-03
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Granted: 1963-01-01
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Expires: 1980-08-03
Abstract
No abstract record available.
Inventors
- 👤 James T Graham
- 👤 John G Kay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:30
CPC Classifications
B; B65; B65G; B65G29/00; B65G29/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A STORAGE UNIT COMPRISING A FRAME, HELICAL CHUTTING MOUNTED THEREON, A SPINDLE MOUNTED FOR ROTATION ON THE FRAME COAXIAL WITH THE CHUTING, VERTICALLY ALIGNED ARMS CARRIED BY AND PROJECTING LATERALLY FROM THE SPINDLE, A PLURALITY OF OUTWARDLY PROJECTING BRUSHES, SLIDES MOUNTED FOR VERTICAL MOVEMENT ON THE ALIGNED ARMS SUPPORTING THE BRUSHES, A HELICAL CAM TRACK MOUNTED ON THE FRAME, AND MEANS ON EACH SLIDE FOR COACTION WITH THE CAM TRACK, SAID CAM TRACK BEING PARALLEL WITH THE CHUTING AROUND ALMOST THE ENTIRE CIRCUMFERENCE OF THE TRACK AND TERMINATING IN AN ABRUPTLY INCLINED PORTION INCLINED IN THE OPPOSITE DIRECTION TO COMPLETE ITS CIRCUMFERENCE, WHEREBY EACH BRUSH IS ADAPTED TO TRAVEL AROUND ALMOST ONE COMPLETE TURN OF THE CHUTING IN CONTACT WITH WORKPIECES THEREON TO BRUSH THEM THEREALONG AND THEN RETURN TO ITS INITIAL POSITION TO RE-COMMENCE ITS TRAVEL AROUND THE SAME HELICAL PATH.
Claim 2
Dependent Claim
142 words
A STORAGE UNIT COMPRISING A FRAME, HELICAL CHUTTING MOUNTED THEREON, A SPINDLE MOUNTED FOR ROTATION ON THE FRAME COAXIAL WITH THE CHUTING, VERTICALLY ALIGNED ARMS CARRIED BY AND PROJECTING LATERALLY FROM THE SPINDLE, A PLURALITY OF OUTWARDLY PROJECTING BRUSHES, SLIDES MOUNTED FOR VERTICAL MOVEMENT ON THE ALIGNED ARMS SUPPORTING THE BRUSHES, A HELICAL CAM TRACK MOUNTED ON THE FRAME, AND MEANS ON EACH SLIDE FOR COACTION WITH THE CAM TRACK, SAID CAM TRACK BEING PARALLEL WITH THE CHUTING AROUND ALMOST THE ENTIRE CIRCUMFERENCE OF THE TRACK AND TERMINATING IN AN ABRUPTLY INCLINED PORTION INCLINED IN THE OPPOSITE DIRECTION TO COMPLETE ITS CIRCUMFERENCE, WHEREBY EACH BRUSH IS ADAPTED TO TRAVEL AROUND ALMOST ONE COMPLETE TURN OF THE CHUTING IN CONTACT WITH WORKPIECES THEREON TO BRUSH THEM THEREALONG AND THEN RETURN TO ITS INITIAL POSITION TO RE-COMMENCE ITS TRAVEL AROUND THE SAME HELICAL PATH.
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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |