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Patent US4755948A successfully refreshed from Google Patents.
US4755948A
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Bar materials gathering control system
Assignee: Mitsubishi Electric Corp
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Filing: 1986-06-17
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Granted: 1988-07-05
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Expires: 2006-06-17
Abstract
Abstract A bar material gathering control system wherein the frequency of use of cutting bites can be automatically made uniform over the cutting face whereby the cutting blade can be used efficiently.
Inventors
- 👤 Morio Shoji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:37
CPC Classifications
B; B23; B23D; B23D21/00; B21; B21D; B21D43/00; B21D43/28; B21D43/285; B21D43/02; B21D43/021; B23D23/00; B23D33/00; B23D33/10; B23Q; B23Q7/00; Y; Y10; Y10T; Y10T83/00; Y10T83/525; Y10T83/533; Y10T83/541
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
104 words
A system for controlling a bar material cutting apparatus which includes a plurality of cutting bites for receiving the bar material in a gathering pattern and to simultaneously cut the bar material into a plurality of arranged bar pieces of a desired length, characterized by means for counting the number of the bar pieces for each of said cutting bites and a gathering operation computing means responsive to said counting means for controlling the gathering pattern of said bar pieces in such a manner that the rate of use of the cutting bites is uniform in accordance with the count of said counting means.
Claim 2
Independent Claim
104 words
A system for controlling a bar material cutting apparatus which includes a plurality of cutting bites for receiving the bar material in a gathering pattern and to simultaneously cut the bar material into a plurality of arranged bar pieces of a desired length, characterized by means for counting the number of the bar pieces for each of said cutting bites and a gathering operation computing means responsive to said counting means for controlling the gathering pattern of said bar pieces in such a manner that the rate of use of the cutting bites is uniform in accordance with the count of said counting means.
Claim 3
Dependent Claim
47 words
A system as recited in claim 1 wherein said gathering operation computing means includes as input means adapted to input information on cutting bites which cannot be used, said gathering operation computing means computing the gathering pattern while excluding the cutting bites indicated by said input means.
Claim 4
Dependent Claim
21 words
A system as recited in claim 1 wherein an alarm is provided when said counting means has counted a predetermined number.
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) | 1991-07-05 | 1992-01-04 | 1992-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-07-05 | 1996-01-04 | 1996-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-07-05 | 2000-01-04 | 2000-07-05 | $7700.00 | Window Closed / Lapsed |