US3342480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alignment mechanism
Assignee: Natro Cellulosa SpA
•
Filing: 1965-03-04
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Granted: 1967-09-19
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Expires: 1985-03-04
Abstract
No abstract record available.
Inventors
- 👤 Nasso Laura Ved Camerini
- 👤 Camerini Anna Maria Vigevani
- 👤 Camerini Luisella Ved Bosio
- 👤 Camerini Franco
- 👤 Camerini Gianni
- 👤 Camerini Margherita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:36
CPC Classifications
B; B65; B65H; B65H9/00; B65H5/00; B65H5/22; B65H5/228; B31; B31B; B31B50/00; B31B50/02; B31B50/04; B31B50/044; B31B50/10; B31B50/104
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
APPARATUS FOR CENTERING AND ALIGNING FLATTENED BAG BLANKS FOR PROCESSING IN A BAG FORMING MACHINE, SAID APPARATUS COMPRISING A SUPPORT BASE HAVING A POROUS PLANE SURFACE AND MOUNTED SO AS TO BE ADJUSTABLE IN INCLINATION, MEANS FOR BLOWING A CONTINUOUS STREAM OF AIR THROUGH SAID POROUS PLANE SURFACE, SAID SURFACE EXTENDING OVER AN AREA, THE WIDTH OF WHICH IS SUFFICIENTLY LARGE TO PERMIT THE BLOWN AIR TO ACT UNIFORMLY OVER THE ENTIRE UNDER SURFACE OF THE BAG BLANK WITH SUFFICIENT INTENSITY TO CREATE AN AIR CUSHION BETWEEN SUCH BAG BLANK AND SAID SUPPORT BASE, CENTERING MEANS AND ALIGNMENT MEANS ADAPTED TO ACT ON THE EDGES OF SAID BAG ELEMENT IN ORDER TO SHIFT ITS POSITION OVER SAID SUPPORT BASE ACCORDING TO ITS PARTICULAR OFFSET, WHILE THE BAG BLANK IS RESTING UPON THE AIR CUSHION DEVELOPED BY THE PASSAGE OF AIR THROUGH SAID POROUS PLANE SURFACE.
Claim 2
Dependent Claim
145 words
APPARATUS FOR CENTERING AND ALIGNING FLATTENED BAG BLANKS FOR PROCESSING IN A BAG FORMING MACHINE, SAID APPARATUS COMPRISING A SUPPORT BASE HAVING A POROUS PLANE SURFACE AND MOUNTED SO AS TO BE ADJUSTABLE IN INCLINATION, MEANS FOR BLOWING A CONTINUOUS STREAM OF AIR THROUGH SAID POROUS PLANE SURFACE, SAID SURFACE EXTENDING OVER AN AREA, THE WIDTH OF WHICH IS SUFFICIENTLY LARGE TO PERMIT THE BLOWN AIR TO ACT UNIFORMLY OVER THE ENTIRE UNDER SURFACE OF THE BAG BLANK WITH SUFFICIENT INTENSITY TO CREATE AN AIR CUSHION BETWEEN SUCH BAG BLANK AND SAID SUPPORT BASE, CENTERING MEANS AND ALIGNMENT MEANS ADAPTED TO ACT ON THE EDGES OF SAID BAG ELEMENT IN ORDER TO SHIFT ITS POSITION OVER SAID SUPPORT BASE ACCORDING TO ITS PARTICULAR OFFSET, WHILE THE BAG BLANK IS RESTING UPON THE AIR CUSHION DEVELOPED BY THE PASSAGE OF AIR THROUGH SAID POROUS PLANE SURFACE.
References Cited (Backward Citations)
US1489045A
Cited
US3059923A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |