US3108794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power clamp
Assignee: Individual
•
Filing: 1962-04-26
•
Granted: 1963-10-29
•
Expires: 1982-04-26
Abstract
No abstract record available.
Inventors
- 👤 Leland F Blatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:59
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
A POWER CLAMP COMPRISING A HOLLOW JAW BODY; A FIXED JAW PROJECTING FORWARDLY THEREOF; SUPPORT MEANS ON THE BODY, AN ARM PIVOTALLY MOUNTED ON SAID MEANS AND EXTENDING FORWARDLY THEREOF AND HAVING A SLOTTED PORTION; A JAW ON THE END OF SAID ARM MOVABLY REGISTERABLE WITH SAID FIXED JAW FOR SECURING A WORKPIECE THEREBETWEEN; A CLAMP ARM PIVOTALLY MOUNTED WITHIN THE BODY AND PROJECTING FORWARDLY THEREFROM AND ADJACENT ONE END PIVOTALLY CONNECTED WITH THE SLOTTED PORTION OF SAID ARM; A POWER RECIPROCATED ACTUATING MEANS WITHIN SAID BODY; A TRANSVERSE PIN EXTENDING THROUGH SAID ACTUATING MEANS DISPLACED FROM THE PIVOTAL MOUNTING OF SAID CLAMP ARM AND MOVABLY AND GUIDABLY MOUNTED ON SAID BODY FOR RECIPROCAL RECTILINEAR MOVEMENTS; SAID CLAMP ARM HAVING AN ELONGATED SLOT EXTENDING AT AN ACUTE ANGLE TO THE AXIS OF MOVEMENT OF SAID PIN AND MOVABLY RECEIVING SAID PIN; RECIPROCAL MOVEMENTS OF SAID ACTUATING MEANS EFFECTING RECIPROCAL PIVOTAL MOVEMENT OF SAID CLAMP ARM, AND PIVOTAL CLAMPING AND UNCLAMPING MOVEMENTS OF SAID MOVABLE JAW.
Claim 2
Dependent Claim
165 words
A POWER CLAMP COMPRISING A HOLLOW JAW BODY; A FIXED JAW PROJECTING FORWARDLY THEREOF; SUPPORT MEANS ON THE BODY, AN ARM PIVOTALLY MOUNTED ON SAID MEANS AND EXTENDING FORWARDLY THEREOF AND HAVING A SLOTTED PORTION; A JAW ON THE END OF SAID ARM MOVABLY REGISTERABLE WITH SAID FIXED JAW FOR SECURING A WORKPIECE THEREBETWEEN; A CLAMP ARM PIVOTALLY MOUNTED WITHIN THE BODY AND PROJECTING FORWARDLY THEREFROM AND ADJACENT ONE END PIVOTALLY CONNECTED WITH THE SLOTTED PORTION OF SAID ARM; A POWER RECIPROCATED ACTUATING MEANS WITHIN SAID BODY; A TRANSVERSE PIN EXTENDING THROUGH SAID ACTUATING MEANS DISPLACED FROM THE PIVOTAL MOUNTING OF SAID CLAMP ARM AND MOVABLY AND GUIDABLY MOUNTED ON SAID BODY FOR RECIPROCAL RECTILINEAR MOVEMENTS; SAID CLAMP ARM HAVING AN ELONGATED SLOT EXTENDING AT AN ACUTE ANGLE TO THE AXIS OF MOVEMENT OF SAID PIN AND MOVABLY RECEIVING SAID PIN; RECIPROCAL MOVEMENTS OF SAID ACTUATING MEANS EFFECTING RECIPROCAL PIVOTAL MOVEMENT OF SAID CLAMP ARM, AND PIVOTAL CLAMPING AND UNCLAMPING MOVEMENTS OF SAID MOVABLE JAW.
References Cited (Backward Citations)
US1729076A
Cited
US3027155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |