US3257006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Block stacking machine
Assignee: Individual
•
Filing: 1964-01-16
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Granted: 1966-06-21
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Expires: 1984-01-16
Abstract
No abstract record available.
Inventors
- 👤 Harry M Kampert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:02
CPC Classifications
B; B65; B65G; B65G57/00; B65G57/02; B65G57/09; B65G57/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A BLOCK STACKING MACHINE, A FRAME, A VERTICALLY EXTENDING RETAINING PLATE SUPPORTED BY SAID FRAME FOR RECIPROCATING MOVEMENT IN A VERTICAL PATH, WHICH PLATE HAS A LOWER HORIZONTALLY EXTENDING EDGE PORTION, A CARRIAGE, A RECTANGULAR TRAY SUPPORTED BY THE CARRIAGE FOR VERTICAL RECIPROCATING MOVEMENT RELATIVE TO THE CARRIAGE BETWEEN AN UPPER POSITION AND A LOWER POSITION, WHICH TRAY HAS A FREE EDGE EXTENDING GENERALLY PARALLEL WITH SAID PLATE, SAID PLATE AND SAID TRAY BEING ADAPTED FOR SIMULTANEOUS VERTICAL MOVEMENT AND SAID TRAY BEING SPACED BENEATH SAID EDGE PORTION A DISTANCE LESS THAN THE HEIGHT OF A BLOCK TO BE STACKED, SAID CARRIAGE BEING SUPPORTED BY THE FRAME FOR HORIZONTAL RECIPROCATING MOVEMENT RELATIVE TO SAID PLATE FOR CAUSING CORRESPONDING MOVEMENT OF THE TRAY BETWEEN A FIRST POSITION WHEREIN SAID FREE EDGE IS REMOTE FROM SAID EDGE PORTION TO A SECOND POSITION WHEREIN SAID FREE EDGE IS DISPOSED SUBSTANTIALLY BENEATH SAID EDGE PORTION, MEANS FOR MOVING SAID TRAY AND SEPARATE MEANS FOR MOVING SAID CARRIAGE.
Claim 2
Dependent Claim
164 words
IN A BLOCK STACKING MACHINE, A FRAME, A VERTICALLY EXTENDING RETAINING PLATE SUPPORTED BY SAID FRAME FOR RECIPROCATING MOVEMENT IN A VERTICAL PATH, WHICH PLATE HAS A LOWER HORIZONTALLY EXTENDING EDGE PORTION, A CARRIAGE, A RECTANGULAR TRAY SUPPORTED BY THE CARRIAGE FOR VERTICAL RECIPROCATING MOVEMENT RELATIVE TO THE CARRIAGE BETWEEN AN UPPER POSITION AND A LOWER POSITION, WHICH TRAY HAS A FREE EDGE EXTENDING GENERALLY PARALLEL WITH SAID PLATE, SAID PLATE AND SAID TRAY BEING ADAPTED FOR SIMULTANEOUS VERTICAL MOVEMENT AND SAID TRAY BEING SPACED BENEATH SAID EDGE PORTION A DISTANCE LESS THAN THE HEIGHT OF A BLOCK TO BE STACKED, SAID CARRIAGE BEING SUPPORTED BY THE FRAME FOR HORIZONTAL RECIPROCATING MOVEMENT RELATIVE TO SAID PLATE FOR CAUSING CORRESPONDING MOVEMENT OF THE TRAY BETWEEN A FIRST POSITION WHEREIN SAID FREE EDGE IS REMOTE FROM SAID EDGE PORTION TO A SECOND POSITION WHEREIN SAID FREE EDGE IS DISPOSED SUBSTANTIALLY BENEATH SAID EDGE PORTION, MEANS FOR MOVING SAID TRAY AND SEPARATE MEANS FOR MOVING SAID CARRIAGE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |