US3191528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic dampener control for a rotary lithographic press
Assignee: Graphic Arts Technical Foundation
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Filing: 1963-02-21
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Granted: 1965-06-29
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Expires: 1983-02-21
Abstract
No abstract record available.
Inventors
- 👤 George W Jorgensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:19
CPC Classifications
B; B41; B41F; B41F33/00; B41F33/0054
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
MEANS FOR AUTOMATICALLY CONTROLLING THE INK-WATER BALANCE OF A DAMPENED PRESS INKING SYSTEM HAVING INK FORM ROLLERS AND A WATER PAN ROLLER OPERATIVELY CONNECTED TO THE PRESS CYLINDER THEREOF WHEREBY AN INK-WATER COMPOSITE IS PROVIDED ON THE PRESS CYLINDER, COMPRISING: MEANS FOR MEASURING THE APARENT TACK OF THE INK-WATER COMPOSITE ON THE SURFACE OF A PRESS CYLINDER; MEANS FOR CONVERTING THE APPARATUS TACK MEASUREMENT INTO AN ELECTRICAL SIGNAL WHENEVER THE APPARENT TACK REACHES A PREDETERMINED LEVEL; DRIVE MEANS FOR THE WATER PAN ROLLER; MEANS ADAPTED FOR CONNECTION TO A POWER SOURCE FOR ENERGIZING THE DRIVE MEANS AT VARIABLE SPEEDS; RELAY SWITCH MEANS ADAPTED IN A FIRST NORMAL POSITION TO DETERMINED A FIRST SPEED FOR THE DRIVE MEANS AND IN A SECOND ENERGIZED POSITION TO DETERMINED A SECOND SPEED FOR THE DRIVING MEANS; AND RELAY MEANS ADAPTED TO BE ACTUATED BY THE ELECTRICAL SIGNAL SO AS TO ENERGIZE THE RELAY SWITCH MEANS TO ITS SECOND POSITION.
Claim 2
Dependent Claim
155 words
MEANS FOR AUTOMATICALLY CONTROLLING THE INK-WATER BALANCE OF A DAMPENED PRESS INKING SYSTEM HAVING INK FORM ROLLERS AND A WATER PAN ROLLER OPERATIVELY CONNECTED TO THE PRESS CYLINDER THEREOF WHEREBY AN INK-WATER COMPOSITE IS PROVIDED ON THE PRESS CYLINDER, COMPRISING: MEANS FOR MEASURING THE APARENT TACK OF THE INK-WATER COMPOSITE ON THE SURFACE OF A PRESS CYLINDER; MEANS FOR CONVERTING THE APPARATUS TACK MEASUREMENT INTO AN ELECTRICAL SIGNAL WHENEVER THE APPARENT TACK REACHES A PREDETERMINED LEVEL; DRIVE MEANS FOR THE WATER PAN ROLLER; MEANS ADAPTED FOR CONNECTION TO A POWER SOURCE FOR ENERGIZING THE DRIVE MEANS AT VARIABLE SPEEDS; RELAY SWITCH MEANS ADAPTED IN A FIRST NORMAL POSITION TO DETERMINED A FIRST SPEED FOR THE DRIVE MEANS AND IN A SECOND ENERGIZED POSITION TO DETERMINED A SECOND SPEED FOR THE DRIVING MEANS; AND RELAY MEANS ADAPTED TO BE ACTUATED BY THE ELECTRICAL SIGNAL SO AS TO ENERGIZE THE RELAY SWITCH MEANS TO ITS SECOND POSITION.
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |