US3350132A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extractor jaw
Assignee: ASHTON AUTOMATION INTERNATIONAL Inc
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Filing: 1965-08-04
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Granted: 1967-10-31
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Expires: 1985-08-04
Abstract
No abstract record available.
Inventors
- 👤 Harry M Ashton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:21
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
IN AN EXTRACTOR JAW ASSEMBLY, A PAIR OF ELONGATED SPACED PARALLEL GUIDE MEMBERS, MEANS ON EACH OF SAID MEMBERS DEFINING AN ELONGATED CHANNEL SECTION TERMINATING AT ONE END IN UPPER AND LOWER CHANNEL PORTIONS, A PAIR OF JAW MEMBERS EACH HAVING A FORWARD GRIPPING SECTION AND A REARWARD GUIDE SECTION, A CARRIAGE MEMBER LONGITUDINALLY MOVABLE RELATIVE TO SAID GUIDE MEMBERS AND PIVOTABLY SUPPORTING SAID JAW MEMBERS, PISTON MEANS ADJACENT SAID GUIDE MEMBERS FOR SELECTIVELY BIASING SAID CARRIAGE MEMBER AND SAID JAW MEMBERS LONGITUDINALLY THEREOF, GUIDE MEANS ON EACH OF SAID JAW MEMBERS DISPOSED IN SAID CHANNEL SECTIONS WHEREBY LONGITUDINAL MOVEMENT OF SAID JAW MEMBERS IN ONE DIRECTIONS WALL PIVOT SAID JAW MEMBERS SUCH THAT SAID GRIPPING SECTIONS THEREOF MOVE TOWARD EACH OTHER AND LONGITUDINAL MOVEMENT OF SAID JAW MEMBERS IN THE OPPOSITE DIRECTION WILL PIVOT SAID JAW MEMBERS SUCH THAT SAID GRIPPING SECTIONS THEREOF WILL MOVE AWAY FROM EACH OTHER, AND CAMMING MEANS DISPOSED IN SAID CHANNEL SECTIONS FOR LIMITING PIVOTAL MOVEMENT OF SAID GRIPPING SECTIONS OF SAID JAW MEMBERS TOWARD EACH OTHER TO PREVENT SAID JAW MEMBERS FROM BECOMING LOCKED IN A CLOSED POSITION.
Claim 2
Dependent Claim
185 words
IN AN EXTRACTOR JAW ASSEMBLY, A PAIR OF ELONGATED SPACED PARALLEL GUIDE MEMBERS, MEANS ON EACH OF SAID MEMBERS DEFINING AN ELONGATED CHANNEL SECTION TERMINATING AT ONE END IN UPPER AND LOWER CHANNEL PORTIONS, A PAIR OF JAW MEMBERS EACH HAVING A FORWARD GRIPPING SECTION AND A REARWARD GUIDE SECTION, A CARRIAGE MEMBER LONGITUDINALLY MOVABLE RELATIVE TO SAID GUIDE MEMBERS AND PIVOTABLY SUPPORTING SAID JAW MEMBERS, PISTON MEANS ADJACENT SAID GUIDE MEMBERS FOR SELECTIVELY BIASING SAID CARRIAGE MEMBER AND SAID JAW MEMBERS LONGITUDINALLY THEREOF, GUIDE MEANS ON EACH OF SAID JAW MEMBERS DISPOSED IN SAID CHANNEL SECTIONS WHEREBY LONGITUDINAL MOVEMENT OF SAID JAW MEMBERS IN ONE DIRECTIONS WALL PIVOT SAID JAW MEMBERS SUCH THAT SAID GRIPPING SECTIONS THEREOF MOVE TOWARD EACH OTHER AND LONGITUDINAL MOVEMENT OF SAID JAW MEMBERS IN THE OPPOSITE DIRECTION WILL PIVOT SAID JAW MEMBERS SUCH THAT SAID GRIPPING SECTIONS THEREOF WILL MOVE AWAY FROM EACH OTHER, AND CAMMING MEANS DISPOSED IN SAID CHANNEL SECTIONS FOR LIMITING PIVOTAL MOVEMENT OF SAID GRIPPING SECTIONS OF SAID JAW MEMBERS TOWARD EACH OTHER TO PREVENT SAID JAW MEMBERS FROM BECOMING LOCKED IN A CLOSED POSITION.
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) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |