US3077061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding machine
Assignee: Heald Machine Co
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Filing: 1960-02-29
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Granted: 1963-02-12
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Expires: 1980-02-29
Abstract
No abstract record available.
Inventors
- 👤 John Stuart B St
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:00
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/58; F16C33/64; B; B24; B24B; B24B19/00; B24B19/02; B24B19/06; B24B41/00; B24B41/06; B24B41/061; B24B7/00; B24B7/10; B24B7/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A MACHINE FOR FINISHING AN END SURFACE OF ONE RACE OF AN ANTI-FRICTION BEARING HAVING TWO RACES, COMPRISING A MAIN BODY ADAPTED TO SUPPORT THE SAID ONE RACE OF THE BEARING, A SHAFT EXTENDING THROUGH THE MAIN BODY, CLAMPING MEANS MOUNTED ON THE SHAFT AND ADAPTED TO ENGAGE THE OTHER RACE OF THE BEARING, ADJUSTABLE SPRING MEANS FOR PRODUCING A PREDETERMINED FORCE BETWEEN THE SHAFT AND BODY TO PRE-LOAD THE BEARING DURING FINISHING, AND A LINEAR ACTUATOR ALIGNED WITH THE SHAFT FOR RAPIDLY APPRECIABLY REDUCING THE SAID FORCE ON OCCASION.
Claim 2
Dependent Claim
90 words
A MACHINE FOR FINISHING AN END SURFACE OF ONE RACE OF AN ANTI-FRICTION BEARING HAVING TWO RACES, COMPRISING A MAIN BODY ADAPTED TO SUPPORT THE SAID ONE RACE OF THE BEARING, A SHAFT EXTENDING THROUGH THE MAIN BODY, CLAMPING MEANS MOUNTED ON THE SHAFT AND ADAPTED TO ENGAGE THE OTHER RACE OF THE BEARING, ADJUSTABLE SPRING MEANS FOR PRODUCING A PREDETERMINED FORCE BETWEEN THE SHAFT AND BODY TO PRE-LOAD THE BEARING DURING FINISHING, AND A LINEAR ACTUATOR ALIGNED WITH THE SHAFT FOR RAPIDLY APPRECIABLY REDUCING THE SAID FORCE ON OCCASION.
References Cited (Backward Citations)
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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) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |