US3079819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fast lead-in power drive socket
Assignee: Hi Shear Corp
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Filing: 1961-01-25
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Granted: 1963-03-05
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Expires: 1981-01-25
Abstract
No abstract record available.
Inventors
- 👤 George S Wing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:43
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/02; B25B13/06; B25B13/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A FAST LEAD-IN POWER DRIVE SOCKET ADAPTED TO ENGAGE A PRISMATIC DRIVING SECTION OF A THREADED FASTNER WHILE THE SOCKET IS TURNING AND THEN TO TURN THE FASTNER, COMPRISING A BODY HAVING A CENTRAL AXIS OF ROTATION AND AN INTERNAL AXIAL CAVITY OPENING AT ONE FACE THEREOF, SAID CAVITY BEING DEFINED BY THE FOLLOWING SURFACES; N LEAD-IN SURFACES, EACH COMPRISING A CONCAVE FRAGMENT OF A SINGLE SURFACE OF REVOLUTION GENERATED BY A LINE REVOLVED AROUND THE CENTRAL AXIS, ALL PORTIONS OF THE LINE WHICH GENERATES THE LEAD-IN SURFACES MAKING AN ACUTE ANGLE RELATIVE TO THE CENTRAL AXIS, N PAIRS OF PLANAR DRIVING SURFACES LYING PARALLEL TO THE CENTRAL AXIS AND INTERCEPTING RESPECTIVE ONES OF THE LEAD-IN SURFACES, EACH PAIR OF DRIVING SURFACES FORMING A DIHEDRAL ANGLE OF
Claim 2
Dependent Claim
127 words
A FAST LEAD-IN POWER DRIVE SOCKET ADAPTED TO ENGAGE A PRISMATIC DRIVING SECTION OF A THREADED FASTNER WHILE THE SOCKET IS TURNING AND THEN TO TURN THE FASTNER, COMPRISING A BODY HAVING A CENTRAL AXIS OF ROTATION AND AN INTERNAL AXIAL CAVITY OPENING AT ONE FACE THEREOF, SAID CAVITY BEING DEFINED BY THE FOLLOWING SURFACES; N LEAD-IN SURFACES, EACH COMPRISING A CONCAVE FRAGMENT OF A SINGLE SURFACE OF REVOLUTION GENERATED BY A LINE REVOLVED AROUND THE CENTRAL AXIS, ALL PORTIONS OF THE LINE WHICH GENERATES THE LEAD-IN SURFACES MAKING AN ACUTE ANGLE RELATIVE TO THE CENTRAL AXIS, N PAIRS OF PLANAR DRIVING SURFACES LYING PARALLEL TO THE CENTRAL AXIS AND INTERCEPTING RESPECTIVE ONES OF THE LEAD-IN SURFACES, EACH PAIR OF DRIVING SURFACES FORMING A DIHEDRAL ANGLE OF
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |