US3307340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for continuously effecting automatic bobbin exchange on spinning machine
Assignee: Kanegafuchi Spinning Co Ltd
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Filing: 1964-03-30
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Granted: 1967-03-07
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Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Nishii Masahiko
- 👤 Suzuki Yoshikazu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:45
CPC Classifications
D; D01; D01H; D01H9/00; D01H9/02; D01H9/08; D01H9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
IN A SPINNING MACHINE, AN AUTOMATIC APPARATUS FOR CONTINUOUSLY DISMOUNTING COPS AND MOUNTING EMPTY BOBBINS, COMPRISING A CARRIAGE MOVABLE IN PARALLEL RELATIONSHIP WITH RESPECT TO THE MACHINE FRAME OF THE SPINNING MACHINE, A COP DISMOUNTING UNIT DISPOSED ON SAID CARRIAGE INCLUDING AN ENDLESS CONVEYOR BELT PROVIDED WITH A PLURALITY OF COP GRIPPERS, A BOBBIN MOUNTING UNIT DISPOSED ON SAID CARRIAGE INCLUDING AN ENDLESS CONVEYOR BELT PROVIDED WITH A PLURALITY OF BOBBIN GRIPPERS, MEANS FOR EFFECTING CIRCULATING MOVEMENT OF SAID ENDLESS BELTS OF BOTH SAID UNITS IN A COMMON DIRECTION, MEANS FOR SUCCESSIVELY LIFTING THE COP GRIPPERS ON THE OPERATING RUN OF SAID ENDLESS CONVEYOR BELT OF SAID FIRST UNIT AS SAID OPERATING RUN PROCEEDS, AND MEANS FOR SUCCESSIVELY LOWERING THE BOBBIN GRIPPERS ON THE OPERATING RUN OF SAID ENDLESS CONVEYOR BELT OF SAID SECOND UNIT, THE ARRANGEMENT BEING SUCH THAT THE MOVING SPEED OF SAID ENDLESS CONVEYOR BELTS OF SAID BOTH UNITS IS EQUAL TO THE MOVING SPEED OF SAID CARRIAGE TO THEREBY MAINTAIN THE COPS AND BOBBINS SUBSTANTIALLY STATIONARY SO FAR AS RELATIVE MOVEMENT OF THE COPS AND BOBBINS IS CONCERNED WHILE THE COPS AND BOBBINS ARE SUCCESSIVELY DISMOUNTED FROM AND MOUNTED ON THE ASSOCIATED SPINDLES RESPECTIVELY.
Claim 2
Dependent Claim
198 words
IN A SPINNING MACHINE, AN AUTOMATIC APPARATUS FOR CONTINUOUSLY DISMOUNTING COPS AND MOUNTING EMPTY BOBBINS, COMPRISING A CARRIAGE MOVABLE IN PARALLEL RELATIONSHIP WITH RESPECT TO THE MACHINE FRAME OF THE SPINNING MACHINE, A COP DISMOUNTING UNIT DISPOSED ON SAID CARRIAGE INCLUDING AN ENDLESS CONVEYOR BELT PROVIDED WITH A PLURALITY OF COP GRIPPERS, A BOBBIN MOUNTING UNIT DISPOSED ON SAID CARRIAGE INCLUDING AN ENDLESS CONVEYOR BELT PROVIDED WITH A PLURALITY OF BOBBIN GRIPPERS, MEANS FOR EFFECTING CIRCULATING MOVEMENT OF SAID ENDLESS BELTS OF BOTH SAID UNITS IN A COMMON DIRECTION, MEANS FOR SUCCESSIVELY LIFTING THE COP GRIPPERS ON THE OPERATING RUN OF SAID ENDLESS CONVEYOR BELT OF SAID FIRST UNIT AS SAID OPERATING RUN PROCEEDS, AND MEANS FOR SUCCESSIVELY LOWERING THE BOBBIN GRIPPERS ON THE OPERATING RUN OF SAID ENDLESS CONVEYOR BELT OF SAID SECOND UNIT, THE ARRANGEMENT BEING SUCH THAT THE MOVING SPEED OF SAID ENDLESS CONVEYOR BELTS OF SAID BOTH UNITS IS EQUAL TO THE MOVING SPEED OF SAID CARRIAGE TO THEREBY MAINTAIN THE COPS AND BOBBINS SUBSTANTIALLY STATIONARY SO FAR AS RELATIVE MOVEMENT OF THE COPS AND BOBBINS IS CONCERNED WHILE THE COPS AND BOBBINS ARE SUCCESSIVELY DISMOUNTED FROM AND MOUNTED ON THE ASSOCIATED SPINDLES RESPECTIVELY.
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |