Patent US3198568A successfully refreshed from Google Patents.
US3198568A
Expired / Lapsed
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Clamp pad for roll clamping mechanism
Assignee: Doosan Bobcat North America Inc
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Filing: 1961-12-27
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Granted: 1965-08-03
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Expires: 1981-12-27
Abstract
No abstract record available.
Inventors
- 👤 Kenneth H Mindrum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:46
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18; B66F9/184
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN A CLAMPING MECHANISM OF THE TYPE HAVING A PAIR OF OPPOSED CLAMPING ARMS ADAPTED TO RECIPROCATE TOWARDS AND AWAY FROM ONE ANOTHER FOR HANDLING PAPER ROLLS AND THE LIKE, THE IMPROVEMENT COMPRISING, IN COMBINATION, A CLAMPING ARM HAVING FIRST HINGE MEANS AT THE OTHER END THEREOF, A CLAMP PAD HAVING SECOND COMPLEMENTARY HINGE MEANS THEREON IN ALIGNMENT WITH SAID FIRST HINGE MEANS, A SINGLE MEMBER COMPRISING A HINGE ROD AND TORSION SPRING ARRANGED TO PROJECT THROUGH SAID ALIGNED FIRST AND SECOND HINGE MEANS IN OPERATIVE ENGAGEMENT THEREWITH TO PIVOTALLY MOUNT SAID PAD ON SAID CLMAPING ARM, FIRST CONNECTING MEANS AT A FIRST POSITION ALONG THE LENGTH OF SAID MEM-
Claim 2
Dependent Claim
110 words
IN A CLAMPING MECHANISM OF THE TYPE HAVING A PAIR OF OPPOSED CLAMPING ARMS ADAPTED TO RECIPROCATE TOWARDS AND AWAY FROM ONE ANOTHER FOR HANDLING PAPER ROLLS AND THE LIKE, THE IMPROVEMENT COMPRISING, IN COMBINATION, A CLAMPING ARM HAVING FIRST HINGE MEANS AT THE OTHER END THEREOF, A CLAMP PAD HAVING SECOND COMPLEMENTARY HINGE MEANS THEREON IN ALIGNMENT WITH SAID FIRST HINGE MEANS, A SINGLE MEMBER COMPRISING A HINGE ROD AND TORSION SPRING ARRANGED TO PROJECT THROUGH SAID ALIGNED FIRST AND SECOND HINGE MEANS IN OPERATIVE ENGAGEMENT THEREWITH TO PIVOTALLY MOUNT SAID PAD ON SAID CLMAPING ARM, FIRST CONNECTING MEANS AT A FIRST POSITION ALONG THE LENGTH OF SAID MEM-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |