Patent US3261198A successfully refreshed from Google Patents.
US3261198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impact wrench checkers
Assignee: B K SWEENEY MANUFACTURING Co
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Filing: 1964-07-09
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Granted: 1966-07-19
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Expires: 1984-07-09
Abstract
No abstract record available.
Inventors
- 👤 Edward T Able
- 👤 Krieger Willard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:06
CPC Classifications
G; G01; G01L; G01L25/00; G01L25/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A WRENCH CHECKER COMPRISING: A HOUSING AN ANCHOR TUBE FIXEDLY MOUNTED AT ITS FORWARDLY EXTREMITY IN SAID HOUSING AND EXTENDING REARWARDLY THEREFROM; A TENSION BAR EXTENDING LONGITUDINALLY WITHIN SAID ANCHOR TUBE LOCKING MEANS AFFIXING THE REAR EXTREMITY OF SAID TENSION BAR TO SAID ANCHOR TUBE; AN ANNULAR THRUST BEARING IN SAID HOUSING SURROUNDING THE FORWARD PORTION OF SAID TENSION BAR; A ROTATABLE INTERNALLY THREADED NUT ON THE FORWARD EXTREMITY OF SAID TENSION BAR AND BEARING AGAINST SAID THRUST BEARING; WRENCH ENGAGING MEANS ON SAID NUT FOR IMPARTING ROTATION TO SAID NUT TO CAUSE IT TO REACT AGAINST SAID THRUST BEARING TO STRETCH SAID TENSION BAR LONGITUDINALLY; AND GAUGE MEANS ACTUABLE IN CONSEQUENCE OF THE STRETCH IMPARTED TO SAID TENSION BAR TO INDICATE THE AMOUNT OF TORQUE BEING APPLIED TO SAID NUT BY SAID WRENCH.
Claim 2
Dependent Claim
134 words
A WRENCH CHECKER COMPRISING: A HOUSING AN ANCHOR TUBE FIXEDLY MOUNTED AT ITS FORWARDLY EXTREMITY IN SAID HOUSING AND EXTENDING REARWARDLY THEREFROM; A TENSION BAR EXTENDING LONGITUDINALLY WITHIN SAID ANCHOR TUBE LOCKING MEANS AFFIXING THE REAR EXTREMITY OF SAID TENSION BAR TO SAID ANCHOR TUBE; AN ANNULAR THRUST BEARING IN SAID HOUSING SURROUNDING THE FORWARD PORTION OF SAID TENSION BAR; A ROTATABLE INTERNALLY THREADED NUT ON THE FORWARD EXTREMITY OF SAID TENSION BAR AND BEARING AGAINST SAID THRUST BEARING; WRENCH ENGAGING MEANS ON SAID NUT FOR IMPARTING ROTATION TO SAID NUT TO CAUSE IT TO REACT AGAINST SAID THRUST BEARING TO STRETCH SAID TENSION BAR LONGITUDINALLY; AND GAUGE MEANS ACTUABLE IN CONSEQUENCE OF THE STRETCH IMPARTED TO SAID TENSION BAR TO INDICATE THE AMOUNT OF TORQUE BEING APPLIED TO SAID NUT BY SAID WRENCH.
References Cited (Backward Citations)
US2795131A
Cited
US3115029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |