Patent US3406958A successfully refreshed from Google Patents.
US3406958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structure of a screw to fix pieces to be worked on a work bench of a tool machine type
Assignee: Individual
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Filing: 1966-06-15
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Granted: 1968-10-22
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Expires: 1986-06-15
Abstract
No abstract record available.
Inventors
- 👤 Geneloni Aldo
- 👤 Bartoletti Loredano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:51
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/10; B25B5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A VISE-LIKE STRUCTURE FOR THE FASTENING OF A WORK PIECE TO BE MACHINED TO THE WORK-TABLE OF AN ORDINARY MACHINE TOOL, COMPRISING A PLATE-SHAPED PART HAVING AT ONE END AT LEAST ONE CAVITY INCLUDING A TRANSVERSE, CONCAVE CURVATURE OF FRUSTOCONICAL PROFILE, A BODY HAVING A SIDE SURFACE AT LEAST PARTIALLY OF A CONVEX PROFILE COMPLEMENTARY TO SAID CONCAVE PROFILE OF SAID CAVITY, A WORK-TABLE ADAPTED TO BE A PORTION OF A MACHINE TOOL, AND REMOVABLE MEANS FOR FASTENING SAID PLATE-SHAPED PART JOINTLY WITH SAID BODY TO SAID WORK-TABLE.
Claim 2
Dependent Claim
88 words
A VISE-LIKE STRUCTURE FOR THE FASTENING OF A WORK PIECE TO BE MACHINED TO THE WORK-TABLE OF AN ORDINARY MACHINE TOOL, COMPRISING A PLATE-SHAPED PART HAVING AT ONE END AT LEAST ONE CAVITY INCLUDING A TRANSVERSE, CONCAVE CURVATURE OF FRUSTOCONICAL PROFILE, A BODY HAVING A SIDE SURFACE AT LEAST PARTIALLY OF A CONVEX PROFILE COMPLEMENTARY TO SAID CONCAVE PROFILE OF SAID CAVITY, A WORK-TABLE ADAPTED TO BE A PORTION OF A MACHINE TOOL, AND REMOVABLE MEANS FOR FASTENING SAID PLATE-SHAPED PART JOINTLY WITH SAID BODY TO SAID WORK-TABLE.
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) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |