US3292453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Litho printing machine
Assignee: Individual
•
Filing: 1965-04-26
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Granted: 1966-12-20
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Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 Werner Recknagel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:14
CPC Classifications
B; B41; B41L; B41L39/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN A LITHO PRINTING MACHINE HAVING A DRIVEN MEMBER, MANUAL DRIVE MEANS FOR SAID DRIVEN MEMBER AND MOTOR DRIVE MEANS FOR SAID DRIVEN MEMBER, CLUTCH MEANS FOR ENGAGING AND DISENGAGING SAID MOTOR DRIVE MEANS FROM SAID DRIVEN MEMBER COMPRISING A CLUTCH MEMBER DRIVINGLY SECURED TO SAID DRIVEN MEMBER, A TORSION CLUTCH SPRING SURROUNDING SAID CLUTCH MEMBER AND HAVING A HELIX DIAMETER WHICH IS SUFFICIENT TO PROVIDE CLEARANCE BETWEEN SAID SPRING AND SAID CLUTCH MEMBER IN DISENGAGED CONDITION OF SAID CLUTCH SPRING, MEANS CONNECTING SAID CLUTCH SPRING FOR ROTATION BY SAID MOTOR, AND ACTUATING MEANS MOVABLE INTO ENGAGEMENT WITH SAID CLUTCH SPRING TO BRAKE ROTATION OF SAID CLUTCH SPRING AND CAUSE SAID CLUTCH SPRING TO TIGHTEN ONTO SAID CLUTCH MEMBER TO ROTATE SAID CLUTCH MEMBER.
Claim 2
Dependent Claim
124 words
IN A LITHO PRINTING MACHINE HAVING A DRIVEN MEMBER, MANUAL DRIVE MEANS FOR SAID DRIVEN MEMBER AND MOTOR DRIVE MEANS FOR SAID DRIVEN MEMBER, CLUTCH MEANS FOR ENGAGING AND DISENGAGING SAID MOTOR DRIVE MEANS FROM SAID DRIVEN MEMBER COMPRISING A CLUTCH MEMBER DRIVINGLY SECURED TO SAID DRIVEN MEMBER, A TORSION CLUTCH SPRING SURROUNDING SAID CLUTCH MEMBER AND HAVING A HELIX DIAMETER WHICH IS SUFFICIENT TO PROVIDE CLEARANCE BETWEEN SAID SPRING AND SAID CLUTCH MEMBER IN DISENGAGED CONDITION OF SAID CLUTCH SPRING, MEANS CONNECTING SAID CLUTCH SPRING FOR ROTATION BY SAID MOTOR, AND ACTUATING MEANS MOVABLE INTO ENGAGEMENT WITH SAID CLUTCH SPRING TO BRAKE ROTATION OF SAID CLUTCH SPRING AND CAUSE SAID CLUTCH SPRING TO TIGHTEN ONTO SAID CLUTCH MEMBER TO ROTATE SAID CLUTCH MEMBER.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |