Patent US3088061A successfully refreshed from Google Patents.
US3088061A
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Sheet thickness sensing servomechanism
Assignee: Uniroyal Inc
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Filing: 1959-05-06
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Granted: 1963-04-30
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Expires: 1979-05-06
Abstract
No abstract record available.
Inventors
- 👤 Edward C Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:25
CPC Classifications
G; G01; G01B; G01B13/00; G01B13/02; G01B13/06; B; B29; B29C; B29C48/00; B29C48/25; B29C48/92; F; F15; F15B; F15B5/00; F15B5/003; B29C2948/00; B29C2948/92; B29C2948/92009; B29C2948/92114; B29C2948/92152; B29C2948/92323; B29C2948/92428; B29C2948/92504; B29C2948/92571; B29C2948/92819; B29C2948/92961; B29C48/03; B29C48/07; B29C48/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
144 words
APPARATUS FOR AUTOMATICALLY CONTROLLING THE GAGE OF SHEET STOCK PRODUCED BY A CALENDER COMPRISING GAGING MEANS ADAPTED TO FURNISH A PNEUMATIC PRESSURE REPRESENTATIVE OF THE GAGE OF SAID STOCK; MEANS FOR SUPPLYING A CONSTANT PNEUMATIC PRESSURE REPRESENTATIVE OF THE DESIRED GAGE OF SAID STOCK; A DIFFERENTIAL PRESSURE TRANSMITTER ACTUATED BY SAID PRESSURES AND ADAPTED TO FURNISH AN OUTPUT PRESSURE REPRESENTATIVE OF THE DEVIATION OF THE ACTUAL STOCK GAGE FROM THE DESIRED STOCK GAGE; ELECTRICALLY ENERGIZED MOTOR MEANS FOR OPENING AND CLOSING THE NIP OF THE CALENDER ROLLS; AND AN ELECTRICAL CIRCUIT, COMPRISING A PLURALITY OF PRESSURE-OPERATED SWITCHES ACTUATED BY SAID OUTPUT PRESSURE AND ADAPTED TO ENERGIZE SAID MOTOR MEANS TO CHANGE THE NIP SEPARATION IN SUCH DIRECTION AND TO SUCH EXTENT AS TO CORRECT FOR THE DEVIATION OF THE ACTUAL STOCK GAGE FROM THE DESIRED STOCK GAGE, WHEN SAID DEVIATION EXCEEDS A PREDETERMINED AMOUNT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |