Patent US3386726A successfully refreshed from Google Patents.
US3386726A
Expired / Lapsed
US
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Clamping device
Assignee: TH Kieserling and Albrecht GmbH and Co
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Filing: 1965-04-05
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Granted: 1968-06-04
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Expires: 1985-04-05
Abstract
No abstract record available.
Inventors
- 👤 Lorenz Horst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:11
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; B23Q3/08; B23B; B23B5/00; B23B5/08; B23B5/12; B23Q3/12; B23Q2703/00; B23Q2703/02; B23Q2703/04; B23Q2703/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A CLAMPING DEVICE COMPRISING, IN COMBINATION, A SUPPORT; A PAIR OF CLAMPING MEMBERS MOUNTED ON SAID SUPPORT FOR MOVEMENT TOWARD AND AWAY FROM A PLANE OF SYMMETRY AND BETWEEN AN INOPERATIVE POSITION AND A CLAMPING POSITION ADAPTED TO ENGAGE AND CLAMP A WORKPIECE WHOSE CENTER IS LOCATED IN SAID PLANE OF SYMMETRY; A PAIR OF TURNABLE MEMBERS MOUNTED ON SAID SUPPORT FOR TURNING MOVEMENT ABOUT TWO PARALLEL AXES AND HAVING PORTIONS CONNECTED WITH SAID CLAMPING MEMBERS, RESPECTIVELY AND ARC-SHAPED MESHING PORTIONS ARRANGED IN SAID PLANE OF SYMMETRY AND HAVING THEIR CENTERS LOCATED IN SAID PARALLEL AXES RESPECTIVELY; FLUID-OPERATED MEANS FORMING A CHAMBER FOR A PRESSURE FLUID AND INCLUDING TWO MOVABLE PRESSURE MEMBERS HAVING FACES, BOUNDING SAID CHAMBER, SAID PRESSURE MEMBERS BEING, RESPECTIVELY, CONNECTED WITH SAID TURNABLE MEMBERS FOR TURNING THE SAME ABOUT SAID AXES FOR MOVING SAID CLAMPING MEMBERS TO SAID CLAMPING POSITION WHILE SAID MESHING PORTIONS CONNECT SAID TURNTABLE MEMBERS FOR TURNING MOVEMENT AT THE SAME ANGULAR SPEED SO THAT SAID CLAMPING MEMBERS MOVE AT THE SAME SPEED TOWARD EACH OTHER AND REMAIN IN SAID CLAMPING POSITION SYMMETRICAL TO SAID PLANE OF SYMMETRY FOR YIELDINGLY HOLDING A WORKPIECE.
Claim 2
Dependent Claim
189 words
A CLAMPING DEVICE COMPRISING, IN COMBINATION, A SUPPORT; A PAIR OF CLAMPING MEMBERS MOUNTED ON SAID SUPPORT FOR MOVEMENT TOWARD AND AWAY FROM A PLANE OF SYMMETRY AND BETWEEN AN INOPERATIVE POSITION AND A CLAMPING POSITION ADAPTED TO ENGAGE AND CLAMP A WORKPIECE WHOSE CENTER IS LOCATED IN SAID PLANE OF SYMMETRY; A PAIR OF TURNABLE MEMBERS MOUNTED ON SAID SUPPORT FOR TURNING MOVEMENT ABOUT TWO PARALLEL AXES AND HAVING PORTIONS CONNECTED WITH SAID CLAMPING MEMBERS, RESPECTIVELY AND ARC-SHAPED MESHING PORTIONS ARRANGED IN SAID PLANE OF SYMMETRY AND HAVING THEIR CENTERS LOCATED IN SAID PARALLEL AXES RESPECTIVELY; FLUID-OPERATED MEANS FORMING A CHAMBER FOR A PRESSURE FLUID AND INCLUDING TWO MOVABLE PRESSURE MEMBERS HAVING FACES, BOUNDING SAID CHAMBER, SAID PRESSURE MEMBERS BEING, RESPECTIVELY, CONNECTED WITH SAID TURNABLE MEMBERS FOR TURNING THE SAME ABOUT SAID AXES FOR MOVING SAID CLAMPING MEMBERS TO SAID CLAMPING POSITION WHILE SAID MESHING PORTIONS CONNECT SAID TURNTABLE MEMBERS FOR TURNING MOVEMENT AT THE SAME ANGULAR SPEED SO THAT SAID CLAMPING MEMBERS MOVE AT THE SAME SPEED TOWARD EACH OTHER AND REMAIN IN SAID CLAMPING POSITION SYMMETRICAL TO SAID PLANE OF SYMMETRY FOR YIELDINGLY HOLDING A WORKPIECE.
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) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |