Patent US4895359A successfully refreshed from Google Patents.
US4895359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper sheet counter system
Assignee: Musashi Engineering Co Ltd
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Filing: 1989-02-09
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Granted: 1990-01-23
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Expires: 2009-02-09
Abstract
Abstract A paper sheet counter is provided in which a large number of paper sheets stacked in a hopper are fed one by one between a pay-out roll and separating rolls, and stacked in a stacker. According to the invention, the separating rolls have separating roll shafts angled slightly relative to a plane perpendicular to the axis of the pay-out roll.
Inventors
- 👤 Hiroyuki Ookawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:28
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/02; B65H3/06; B65H3/063; G; G06; G06M; G06M7/00; G06M7/02; G06M7/06
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
148 words
In a paper sheet counter in which a large number of paper sheets stacked in a hopper are fed one by one between a pay-out roll and separating rolls, counted, and stacked in a stacker, the improvement which comprises a pair of separating rolls each mounted for rotation on a respective separating roll shaft where said separating roll shafts are supported with their longitudinal axes in parallel with each other, at a slight angle relative to a plane perpendicular to the axis of the pay-out roll, and located to maintain said separating rolls spaced from said pay-out roll to provide a gap therebetween through which said paper sheets are passed, said gap being small enough to allow only one sheet to pass at a time while separating any additional sheets, and said angle is selected such that passage of a paper sheet causes rotation of said separating rolls.
Claim 2
Dependent Claim
148 words
In a paper sheet counter in which a large number of paper sheets stacked in a hopper are fed one by one between a pay-out roll and separating rolls, counted, and stacked in a stacker, the improvement which comprises a pair of separating rolls each mounted for rotation on a respective separating roll shaft where said separating roll shafts are supported with their longitudinal axes in parallel with each other, at a slight angle relative to a plane perpendicular to the axis of the pay-out roll, and located to maintain said separating rolls spaced from said pay-out roll to provide a gap therebetween through which said paper sheets are passed, said gap being small enough to allow only one sheet to pass at a time while separating any additional sheets, and said angle is selected such that passage of a paper sheet causes rotation of said separating rolls.
Claim 3
Dependent Claim
19 words
The paper sheet counter according to claim 1 wherein said separating rolls are detachable from said separating roll shafts.
Claim 4
Dependent Claim
25 words
The paper sheet counter according to claim 1 wherein means are provided for changing the relative distance between said separating rolls and said pay-out roll.
Claim 5
Dependent Claim
21 words
The paper sheet counter according to claim 1 wherein said separating rolls are of a constant diameter along the axis thereof.
Claim 6
Dependent Claim
21 words
The paper sheet counter according to claim 1, wherein said separating rolls are drum shaped having an enlarged diameter central portion.
Claim 7
Dependent Claim
16 words
The paper sheet counter according to claim 1, wherein said separating rolls have coarse face portions.
Claim 8
Dependent Claim
19 words
The paper sheet counter according to claim 6, wherein said coarse portions are formed by one or more grooves.
Claim 9
Dependent Claim
18 words
The paper sheet counter according to claim 7, wherein said one or more grooves are of spiral form.
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) | 1993-01-22 | 1993-07-24 | 1994-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-01-22 | 1997-07-24 | 1998-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-01-22 | 2001-07-24 | 2002-01-23 | $7700.00 | Window Closed / Lapsed |