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US3331111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamps
Assignee: Carver and Co Engineers Ltd
•
Filing: 1966-05-06
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Granted: 1967-07-18
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Expires: 1986-05-06
Abstract
No abstract record available.
Inventors
- 👤 Carver Leonard John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:15
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/10; B25B5/102; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44342; Y10T24/4435; Y10T24/44376; Y10T24/44385; Y10T24/44402; Y10T24/44427; Y10T24/44496; Y10T24/44504
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A C-CLAMP COMPRISING A FRAME YOKE MEMBER CARRYING A FIXED JAW; A MOVABLE JAW MEMBER SLIDABLY MOUNTED ON SAID FRAME YOKE MEMBER; TWO PARALLEL ROWS OF RACK TEETH ON SAID YOKE MEMBER, THE SAME BEING DISPOSED SYMMETRICALLY ABOUT THE MEDIAN PLANE OF THE YOKE MEMBER WITH THE MEDIAN PLANES OF THE TEETH IN THE TWO ROWS MUTUALLY INCLINED AND INTERSECTING ALONG A LINE IN THE MEDIAN PLANE OF THE CLAMP; A FULCRUM PART ON THE MOVABLE JAW MEMBER OF RE-ENTRANT V-SHAPE IN PLANE FOR SELECTIVE ENGAGEMENT WITH OPPOSITE TEETH IN THE TWO ROWS TO GIVE A COARSE ADJUSTMENT OF THE MOVABLE JAW MEMBER; AND A PRESSURE MEMBER ADAPTED TO DISPLACE THE SAID MOVABLE JAW MEMBER ANGULARLY ABOUT THE SAID FULCRUM PART TO PROVIDE A FINE ADJUSTMENT.
Claim 2
Dependent Claim
126 words
A C-CLAMP COMPRISING A FRAME YOKE MEMBER CARRYING A FIXED JAW; A MOVABLE JAW MEMBER SLIDABLY MOUNTED ON SAID FRAME YOKE MEMBER; TWO PARALLEL ROWS OF RACK TEETH ON SAID YOKE MEMBER, THE SAME BEING DISPOSED SYMMETRICALLY ABOUT THE MEDIAN PLANE OF THE YOKE MEMBER WITH THE MEDIAN PLANES OF THE TEETH IN THE TWO ROWS MUTUALLY INCLINED AND INTERSECTING ALONG A LINE IN THE MEDIAN PLANE OF THE CLAMP; A FULCRUM PART ON THE MOVABLE JAW MEMBER OF RE-ENTRANT V-SHAPE IN PLANE FOR SELECTIVE ENGAGEMENT WITH OPPOSITE TEETH IN THE TWO ROWS TO GIVE A COARSE ADJUSTMENT OF THE MOVABLE JAW MEMBER; AND A PRESSURE MEMBER ADAPTED TO DISPLACE THE SAID MOVABLE JAW MEMBER ANGULARLY ABOUT THE SAID FULCRUM PART TO PROVIDE A FINE ADJUSTMENT.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |