US3172644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary tumbler and method for making same
Assignee: Individual
•
Filing: 1963-03-12
•
Granted: 1965-03-09
•
Expires: 1983-03-12
Abstract
No abstract record available.
Inventors
- 👤 Dean F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:03
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/04; B01; B01F; B01F29/00; B01F29/30; B01F29/31; B01F29/60; B01F29/63; B01F35/00; B01F35/50; B01F35/513; B01F29/40; B01F29/403; B01F29/4033; Y; Y10; Y10S; Y10S220/00; Y10S220/918
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
82 words
A METHOD OF FORMING A TUMBLING CONTAINER COMPRISING INSERTING A FLEXIBLE INNER VESSEL INTO RIGID OUTER VESSEL, INSERTING A PLURALITY OF ELONGATED SPACER MEMBERS BETWEEN THE INNER VESSEL AND THE OUTER VESSEL TO DEFORM THE INNER VESSEL INWARDLY AND TO FORM INTERNAL RIBS THEREIN, AND THEREAFTER AT LEAST PARTIALLY FILLING THE SPACE BETWEEN THE VESSELS WITH PLASTIC CEMENT MATERIAL ABLE TO HARDEN AND TO BECOME SUBSTANTIALLY RIGID, WHEREBY TO PERMANENTLY LOCK THE SPACER MEMBERS BETWEEN THE INNER VESSEL AND THE OUTER VESSEL.
Claim 2
Independent Claim
82 words
A METHOD OF FORMING A TUMBLING CONTAINER COMPRISING INSERTING A FLEXIBLE INNER VESSEL INTO RIGID OUTER VESSEL, INSERTING A PLURALITY OF ELONGATED SPACER MEMBERS BETWEEN THE INNER VESSEL AND THE OUTER VESSEL TO DEFORM THE INNER VESSEL INWARDLY AND TO FORM INTERNAL RIBS THEREIN, AND THEREAFTER AT LEAST PARTIALLY FILLING THE SPACE BETWEEN THE VESSELS WITH PLASTIC CEMENT MATERIAL ABLE TO HARDEN AND TO BECOME SUBSTANTIALLY RIGID, WHEREBY TO PERMANENTLY LOCK THE SPACER MEMBERS BETWEEN THE INNER VESSEL AND THE OUTER VESSEL.
Claim 3
Dependent Claim
63 words
A TUMBLING CONTAINER COMPRISING A RIGID OUTER VESSEL, A FLEXIBLE VESSEL, A PLURALITY OF LONGITUDINALLY EXTENDING CIRCUMFERENTIALLY SPACED BAR MEMBERS DISPOSED BETWEEN THE VESSELS AND BEING OF SUFFICIENT CROSS SECTIONAL THICKNESS TO DEFORM THE INNER VESSEL INWARDLY, WHEREBY TO DEFINE LONGITUDINAL INTERNAL AGITATING RIBS, AND A MASS OF HARDENED CEMENT MATERIAL DISPOSED BETWEEN THE VESSELS AND EMBEDDING AND RIGIDLY HOLDING SAID BAR MEMBERS.
Claim 4
Dependent Claim
63 words
A TUMBLING CONTAINER COMPRISING A RIGID OUTER VESSEL, A FLEXIBLE VESSEL, A PLURALITY OF LONGITUDINALLY EXTENDING CIRCUMFERENTIALLY SPACED BAR MEMBERS DISPOSED BETWEEN THE VESSELS AND BEING OF SUFFICIENT CROSS SECTIONAL THICKNESS TO DEFORM THE INNER VESSEL INWARDLY, WHEREBY TO DEFINE LONGITUDINAL INTERNAL AGITATING RIBS, AND A MASS OF HARDENED CEMENT MATERIAL DISPOSED BETWEEN THE VESSELS AND EMBEDDING AND RIGIDLY HOLDING SAID BAR MEMBERS.
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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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |