US3269223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid operated hand tool
Assignee: Individual
•
Filing: 1964-11-04
•
Granted: 1966-08-30
•
Expires: 1984-11-04
Abstract
No abstract record available.
Inventors
- 👤 James A Pawloski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:27
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/04; H01R43/042; H01R43/0427; B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; B23Q3/08; B25; B25B; B25B5/00; B25B5/06; B25B5/061; B25B7/00; B25B7/12; B25B7/126; B23Q2703/00; B23Q2703/02; B23Q2703/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
A FLUID OPERATED HAND TOOL COMPRISING AN ELONGATED MANUALLY MANIPULATABLE TOOL HOUSING HAVING SEPARABLE FORWARD AND REAR HOUSING PORTIONS WITH QUICK-DISCONNECT MEANS FOR DETACHABLE CONNECTION THEREOF, A PAIR OF FORWARDLY EXTENDING COOPERATING JAWS MOUNTED ON THE FORWARD HOUSING PORTION, AT LEAST ONE OF THE JAWS BEING MOUNTED FOR PIVOTAL MOVEMENT ABOUT A LATERALLY EXTENDING AXIS OF COOPERATIVE ACTION WITH THE OTHER JAW, SAID JAWS HAVING REARWARDLY EXTENDING LEVER ARMS WITH OPPOSED INNER EDGE PORTIONS RECEIVABLE WITHIN THE FORWARD HOUSING PORTION, A LONGITUDINALLY EXTENDING OPERATING CYLINDER IN THE REAR HOUSING PORTION, AN ACTUATING PISTON LONGITUDINALLY RECIPROCABLE WITHIN THE OPERATING CYLINDER, A ROD FIXED TO THE PISTON PROJECTING FORWARDLY THEREOF, A PAIR OF ROLLERS SUPPORTED ON THE ROD ENGAGEABLE WITH SAID OPPOSED INNER EDGE PORTIONS OF THE LEVER ARMS RESPECTIVELY FOR EFFECTING OPERATION OF THE JAWS UPON LONGITUDINAL MOVEMENT OF THE ACTUATING PISTON, AT LEAST ONE OF THE ROLLERS HAVING AN ANNULAR GROOVE ADAPTED FOR RECEIVING THE EDGE PORTION OF THE RESPECTIVE LEVER ARM FOR MAINTAINING THE ROLLERS IN OPERATIVE ALIGNMENT WITH THE LEVER ARMS, AND MANUALLY OPERABLE FLUID VALVE MEANS IN THE REAR HOUSING PORTION REARWARDLY OF THE OPERATING CYLINDER FOR CONTROLLING THE LONGITUDINAL MOVEMENT OF THE PISTON.
Claim 2
Dependent Claim
197 words
A FLUID OPERATED HAND TOOL COMPRISING AN ELONGATED MANUALLY MANIPULATABLE TOOL HOUSING HAVING SEPARABLE FORWARD AND REAR HOUSING PORTIONS WITH QUICK-DISCONNECT MEANS FOR DETACHABLE CONNECTION THEREOF, A PAIR OF FORWARDLY EXTENDING COOPERATING JAWS MOUNTED ON THE FORWARD HOUSING PORTION, AT LEAST ONE OF THE JAWS BEING MOUNTED FOR PIVOTAL MOVEMENT ABOUT A LATERALLY EXTENDING AXIS OF COOPERATIVE ACTION WITH THE OTHER JAW, SAID JAWS HAVING REARWARDLY EXTENDING LEVER ARMS WITH OPPOSED INNER EDGE PORTIONS RECEIVABLE WITHIN THE FORWARD HOUSING PORTION, A LONGITUDINALLY EXTENDING OPERATING CYLINDER IN THE REAR HOUSING PORTION, AN ACTUATING PISTON LONGITUDINALLY RECIPROCABLE WITHIN THE OPERATING CYLINDER, A ROD FIXED TO THE PISTON PROJECTING FORWARDLY THEREOF, A PAIR OF ROLLERS SUPPORTED ON THE ROD ENGAGEABLE WITH SAID OPPOSED INNER EDGE PORTIONS OF THE LEVER ARMS RESPECTIVELY FOR EFFECTING OPERATION OF THE JAWS UPON LONGITUDINAL MOVEMENT OF THE ACTUATING PISTON, AT LEAST ONE OF THE ROLLERS HAVING AN ANNULAR GROOVE ADAPTED FOR RECEIVING THE EDGE PORTION OF THE RESPECTIVE LEVER ARM FOR MAINTAINING THE ROLLERS IN OPERATIVE ALIGNMENT WITH THE LEVER ARMS, AND MANUALLY OPERABLE FLUID VALVE MEANS IN THE REAR HOUSING PORTION REARWARDLY OF THE OPERATING CYLINDER FOR CONTROLLING THE LONGITUDINAL MOVEMENT OF THE PISTON.
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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |