US3073074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work handling mechanism for rotary grinder
Assignee: Landis Tool Co
•
Filing: 1959-08-12
•
Granted: 1963-01-15
•
Expires: 1979-08-12
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:53
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/313; B24B5/32; B24B5/02; B24B5/025; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1565; Y10T74/1576; Y10T82/00; Y10T82/25; Y10T82/2514; Y10T82/2516
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
MEANS FOR ADVANCING A WORK PIECE RELATIVE TO A ROTARY GRINDING WHEEL COMPRISING A ROTARY DRUM HAVING MEANS FOR HOLDING INDIVIDUAL WORK PIECES, A DRIVE SHAFT THEREFOR, AN INDEX RING ON THE SHAFT, A ROTOR JOURNALED FOR FREE ROTATION ON THE SHAFT WITHIN SAID INDEX RING, A RADIAL PLUNGER IN THE ROTOR, A SPRING IMPELLING THE PLUNGER INTO ENGAGEMENT WITH THE INDEX RING, A GEAR, MEANS FOR OSCILLATING THE GEAR, A PINION ENGAGING THE GEAR, A CRANK ON THE PINION, A LINK FROM THE CRANK TO THE ROTOR AND MEANS FOR DISENGAGING THE PLUNGER FROM THE INDEX RING AT THE END OF THE ROTOR''S ADVANCE MOVEMENT.
Claim 2
Dependent Claim
106 words
MEANS FOR ADVANCING A WORK PIECE RELATIVE TO A ROTARY GRINDING WHEEL COMPRISING A ROTARY DRUM HAVING MEANS FOR HOLDING INDIVIDUAL WORK PIECES, A DRIVE SHAFT THEREFOR, AN INDEX RING ON THE SHAFT, A ROTOR JOURNALED FOR FREE ROTATION ON THE SHAFT WITHIN SAID INDEX RING, A RADIAL PLUNGER IN THE ROTOR, A SPRING IMPELLING THE PLUNGER INTO ENGAGEMENT WITH THE INDEX RING, A GEAR, MEANS FOR OSCILLATING THE GEAR, A PINION ENGAGING THE GEAR, A CRANK ON THE PINION, A LINK FROM THE CRANK TO THE ROTOR AND MEANS FOR DISENGAGING THE PLUNGER FROM THE INDEX RING AT THE END OF THE ROTOR''S ADVANCE MOVEMENT.
References Cited (Backward Citations)
US2170672A
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US2201798A
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US2450371A
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US2404161A
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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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |