US3073589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work clamping fixture
Assignee: NA Woodworth Co
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Filing: 1960-07-12
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Granted: 1963-01-15
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Expires: 1980-07-12
Abstract
No abstract record available.
Inventors
- 👤 Hohwart George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:42
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q2703/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/188; Y10T74/18808; Y10T74/19; Y10T74/19642; Y10T74/1967; Y10T74/20; Y10T74/20006; Y10T74/20576; Y10T74/20636; Y10T74/2066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
IN A FIXTURE FOR CLAMPING A WORKPIECE OR THE LIKE, A BASE, A WORK-CLAMPING POST MOUNTED FOR RECIPROCATION IN SAID BASE, A SHAFT MOUNTED FOR ROTATION AND LIMITED AXIAL MOVEMENT IN SAID BASE AND TRANSVERSELY OF SAID POST, A RACK ON AND MOVABLE WITH SAID POST, A PINION ON AND MOVABLE WITH SAID SHAFT IN MESH WITH SAID RACK, SAID RACK AND SAID PINION BEING OPERABLE UPON ROTATION OF THE SHAFT INITIALLY TO RECIPROCALLY ACTUATE SAID POST AND UPON CLAMPING OF SAID WORKPIECE TO ACTUATE SAID SHAFT AXIALLY IN ONE DIRECTION, AN ACTUATOR ON SAID SHAFT AT ONE SIDE OF SAID PINION, A TAPERED SECTION ON SAID SHAFT BETWEEN SAID PINION AND SAID ACTUATOR, A TAPERED SOCKET IN SAID BASE RECEIVING AND COMPLIMENTING SAID TAPERED SECTION FOR FRICTIONAL LOCKING ENGAGEMENT THEREWITH UPON AXIAL MOVE-
Claim 2
Dependent Claim
134 words
IN A FIXTURE FOR CLAMPING A WORKPIECE OR THE LIKE, A BASE, A WORK-CLAMPING POST MOUNTED FOR RECIPROCATION IN SAID BASE, A SHAFT MOUNTED FOR ROTATION AND LIMITED AXIAL MOVEMENT IN SAID BASE AND TRANSVERSELY OF SAID POST, A RACK ON AND MOVABLE WITH SAID POST, A PINION ON AND MOVABLE WITH SAID SHAFT IN MESH WITH SAID RACK, SAID RACK AND SAID PINION BEING OPERABLE UPON ROTATION OF THE SHAFT INITIALLY TO RECIPROCALLY ACTUATE SAID POST AND UPON CLAMPING OF SAID WORKPIECE TO ACTUATE SAID SHAFT AXIALLY IN ONE DIRECTION, AN ACTUATOR ON SAID SHAFT AT ONE SIDE OF SAID PINION, A TAPERED SECTION ON SAID SHAFT BETWEEN SAID PINION AND SAID ACTUATOR, A TAPERED SOCKET IN SAID BASE RECEIVING AND COMPLIMENTING SAID TAPERED SECTION FOR FRICTIONAL LOCKING ENGAGEMENT THEREWITH UPON AXIAL MOVE-
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |