Patent US3301340A successfully refreshed from Google Patents.
US3301340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque resistant mounting for floating frame of bag filling machine
Assignee: Amcor Flexibles North America Inc
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Filing: 1964-09-23
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Granted: 1967-01-31
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Expires: 1984-09-23
Abstract
No abstract record available.
Inventors
- 👤 Erwin M Lau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:24
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/04; B65B1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN AN AUGER TYPE BAG FILLING MACHINE HAVING AN AUGER, A MOTOR FOR DRIVING SAID AUGER, AND SWITCH MEANS CONTROLLING THE OPERATION OF SAID MOTOR, SCALE MECHANISM COMPRISING A STATIONARY FRAME HAVING KNIFE EDGES SECURED THERETO, A SCALE BEAM MOUNTED ON SAID KNIFE EDGES FOR ROCKING MOVEMENT, SAID SWITCH BEING LOCATED ADJACENT TO SAID SCALE BEAM AND ACTUATED BY MOVEMENT THEREOF, A VERTICALLY MOVABLE FRAME SPACED FORWARDLY OF SAID STATIONARY FRAME, A SPOUT CARRIED BY SAID VERTICALLY MOVABLE FRAME, FOUR LEAF SPRINGS CONNECTING SAID VERTICAL MOVABLE FRAME TO SAID STATIONARY FRAME, EACH LEAF SPRING BEING MOUNTED AT A CORNER OF SAID VERTICAL MOVABLE FRAME AND BEING DISPOSED IN A HORIZONTAL PLANE TO PERMIT VERTICAL MOVEMENT OF SAID VERTICALLY MOVABLE FRAME, AND A PAIR OF LATERALLY SPACED LEAF SPRINGS DISPOSED IN A COMMON VERTICAL PLANE AND CONNECTING SAID VERTICALLY MOVABLE FRAME TO SAID SCALE BEAM.
Claim 2
Dependent Claim
144 words
IN AN AUGER TYPE BAG FILLING MACHINE HAVING AN AUGER, A MOTOR FOR DRIVING SAID AUGER, AND SWITCH MEANS CONTROLLING THE OPERATION OF SAID MOTOR, SCALE MECHANISM COMPRISING A STATIONARY FRAME HAVING KNIFE EDGES SECURED THERETO, A SCALE BEAM MOUNTED ON SAID KNIFE EDGES FOR ROCKING MOVEMENT, SAID SWITCH BEING LOCATED ADJACENT TO SAID SCALE BEAM AND ACTUATED BY MOVEMENT THEREOF, A VERTICALLY MOVABLE FRAME SPACED FORWARDLY OF SAID STATIONARY FRAME, A SPOUT CARRIED BY SAID VERTICALLY MOVABLE FRAME, FOUR LEAF SPRINGS CONNECTING SAID VERTICAL MOVABLE FRAME TO SAID STATIONARY FRAME, EACH LEAF SPRING BEING MOUNTED AT A CORNER OF SAID VERTICAL MOVABLE FRAME AND BEING DISPOSED IN A HORIZONTAL PLANE TO PERMIT VERTICAL MOVEMENT OF SAID VERTICALLY MOVABLE FRAME, AND A PAIR OF LATERALLY SPACED LEAF SPRINGS DISPOSED IN A COMMON VERTICAL PLANE AND CONNECTING SAID VERTICALLY MOVABLE FRAME TO SAID SCALE BEAM.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |