US3241380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work handling mechanism
Assignee: Gleason Works
•
Filing: 1963-09-20
•
Granted: 1966-03-22
•
Expires: 1983-09-20
Abstract
No abstract record available.
Inventors
- 👤 George H Howing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:03
CPC Classifications
B; B23; B23F; B23F23/00; B23F23/02; B23F23/04; B23Q; B23Q7/00; B23Q7/04; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/100795; Y10T74/00; Y10T74/18; Y10T74/18008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
218 words
A WORK HANDLING MECHANISM FOR A GEAR MACHINE OR THE LIKE COMPRISING A HOUSING, A DRIVER JOURNALED FOR ROTATION IN THE HOUSING, SAID DIRVER HAVING A DRIVE PIN RADIAL OFFSET FROM ITS ROTATION AXIS AND ALSO HAVING A CAM PATH WITH HELICAL END SECTIONS EXTENDING IN OPPOSITE AXIAL DIRECTIONS FROM AN INTERMEDIATE DWELL SECTION, A WORK-CARRYING ARM SECURED TO A SHAFT JOURNALED IN THE HOUSING FOR ROTATION ABOUT AN AXIS PARALLEL TO THAT OF THE DRIVER AND ALSO FOR AXIAL MOTION, AN ELEMENT HAVING AN OPEN-ENDED SUBSTANTIALLY RADIAL GUIDE SLOT FOR SAID PIN AND KEYED TO SAID SHAFT FOR ROTATION THEREWITH AND FOR AXIAL MOTION RELATIVE THERETO, A FOLLOWER FOR SAID CAM PATH MOUNTED ON SAID SHAFT FOR RECIPROCATION THEREWITH AND ROTATION RELATIVE THERETO, SAID PIN ENGAGING IN SAID GUIDE SLOT ONLY DURING THE ARC OF ROTATION OF THE DRIVER IN WHICH SAID FOLLOWER ENGAGES SAID INTERMEDIATE SECTION OF SAID CAM PATH, INTERENGAGING FORMATIONS ON SAID DRIVER AND ELEMENT FOR HOLDING SAID ELEMENT AGAINST ROTATION DURING THE ARCS OF ROTATION OF THE DRIVER IN WHICH THE PIN IS DISENGAGED FROM SAID GUIDE SLOT, A GUIDE ON THE HOUSING ENGAGING SAID ELEMENT FOR SUPPORTING IT AGAINST MOTION ALONG THE AXIS OF SAID SHAFT, A GUIDE ON THE HOUSING PARALLEL TO SAID AXES AND ENGAGING SAID FOLLOWER FOR HOLDING IT
Claim 2
Dependent Claim
218 words
A WORK HANDLING MECHANISM FOR A GEAR MACHINE OR THE LIKE COMPRISING A HOUSING, A DRIVER JOURNALED FOR ROTATION IN THE HOUSING, SAID DIRVER HAVING A DRIVE PIN RADIAL OFFSET FROM ITS ROTATION AXIS AND ALSO HAVING A CAM PATH WITH HELICAL END SECTIONS EXTENDING IN OPPOSITE AXIAL DIRECTIONS FROM AN INTERMEDIATE DWELL SECTION, A WORK-CARRYING ARM SECURED TO A SHAFT JOURNALED IN THE HOUSING FOR ROTATION ABOUT AN AXIS PARALLEL TO THAT OF THE DRIVER AND ALSO FOR AXIAL MOTION, AN ELEMENT HAVING AN OPEN-ENDED SUBSTANTIALLY RADIAL GUIDE SLOT FOR SAID PIN AND KEYED TO SAID SHAFT FOR ROTATION THEREWITH AND FOR AXIAL MOTION RELATIVE THERETO, A FOLLOWER FOR SAID CAM PATH MOUNTED ON SAID SHAFT FOR RECIPROCATION THEREWITH AND ROTATION RELATIVE THERETO, SAID PIN ENGAGING IN SAID GUIDE SLOT ONLY DURING THE ARC OF ROTATION OF THE DRIVER IN WHICH SAID FOLLOWER ENGAGES SAID INTERMEDIATE SECTION OF SAID CAM PATH, INTERENGAGING FORMATIONS ON SAID DRIVER AND ELEMENT FOR HOLDING SAID ELEMENT AGAINST ROTATION DURING THE ARCS OF ROTATION OF THE DRIVER IN WHICH THE PIN IS DISENGAGED FROM SAID GUIDE SLOT, A GUIDE ON THE HOUSING ENGAGING SAID ELEMENT FOR SUPPORTING IT AGAINST MOTION ALONG THE AXIS OF SAID SHAFT, A GUIDE ON THE HOUSING PARALLEL TO SAID AXES AND ENGAGING SAID FOLLOWER FOR HOLDING IT
References Cited (Backward Citations)
US2834258A
Cited
US2974811A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |