Patent US3347542A successfully refreshed from Google Patents.
US3347542A
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Assignee: SEIZER POWER CLAMP Inc
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Filing: 1965-04-19
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Granted: 1967-10-17
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Expires: 1985-04-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Boyd Mericle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:06
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/12; B25B5/122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A TOGGLE CLAMP COMPRISING, IN COMBINATION: (A) A SUPPORT PLATE, (B) A HOLD-DOWN LEVER PIVOTALLY MOUNTED ON SAID SUPPORT PLATE SELECTIVELY MOVABLE BETWEEN HOLD-DOWN AND RELEASE POSITIONS, (C) AN EXPANDABLE MOTOR MOUNTED ADJACENT SAID SUPPORT PLATE HAVING A PLANAR REFERENCE SURFACE DEFINED THEREON AND HAVING A RECIPROCABLE PISTON MOVABLE BETWEEN HOLD-DOWN AND RELEASE POSITIONS, (D) A FIRST LINK HAVING FIRST AND SECOND PIVOT MEANS ASSOCIATED THEREWITH AND A PLANAR REFERENCE SURFACE DEFINED THEREON, SAID FIRST PIVOT MEANS PIVOTALLY CONNECTING SAID FIRST LINK TO SAID SUPPORT PLATE, (E) A SECOND LINK PIVOTALLY CONNECTED TO SAID HOLDDOWN LEVER BY A THIRD PIVOT MEANS, SAID FIRST LINK SECOND PIVOT MEANS PIVOTALLY INTERCONNECTING SAID FIRST AND SECOND LINKS, (F) FOURTH PIVOT MEANS INTERCONNECTING SAID PISTON AND SAID FIRST LINK ADJACENT SAID FIRST LINK REFERENCE SURFACE, (G) SAID FIRST LINK REFERENCE SURFACE ENGAGING SAID MOTOR REFERENCE SURFACE POSITIONING SAID FIRST, SECOND AND THIRD PIVOT MEANS IN LINEAR ALIGNMENT UPON ACTUATION OF SAID PISTON TO SAID HOLD-DOWN POSITION.
Claim 2
Dependent Claim
162 words
A TOGGLE CLAMP COMPRISING, IN COMBINATION: (A) A SUPPORT PLATE, (B) A HOLD-DOWN LEVER PIVOTALLY MOUNTED ON SAID SUPPORT PLATE SELECTIVELY MOVABLE BETWEEN HOLD-DOWN AND RELEASE POSITIONS, (C) AN EXPANDABLE MOTOR MOUNTED ADJACENT SAID SUPPORT PLATE HAVING A PLANAR REFERENCE SURFACE DEFINED THEREON AND HAVING A RECIPROCABLE PISTON MOVABLE BETWEEN HOLD-DOWN AND RELEASE POSITIONS, (D) A FIRST LINK HAVING FIRST AND SECOND PIVOT MEANS ASSOCIATED THEREWITH AND A PLANAR REFERENCE SURFACE DEFINED THEREON, SAID FIRST PIVOT MEANS PIVOTALLY CONNECTING SAID FIRST LINK TO SAID SUPPORT PLATE, (E) A SECOND LINK PIVOTALLY CONNECTED TO SAID HOLDDOWN LEVER BY A THIRD PIVOT MEANS, SAID FIRST LINK SECOND PIVOT MEANS PIVOTALLY INTERCONNECTING SAID FIRST AND SECOND LINKS, (F) FOURTH PIVOT MEANS INTERCONNECTING SAID PISTON AND SAID FIRST LINK ADJACENT SAID FIRST LINK REFERENCE SURFACE, (G) SAID FIRST LINK REFERENCE SURFACE ENGAGING SAID MOTOR REFERENCE SURFACE POSITIONING SAID FIRST, SECOND AND THIRD PIVOT MEANS IN LINEAR ALIGNMENT UPON ACTUATION OF SAID PISTON TO SAID HOLD-DOWN POSITION.
References Cited (Backward Citations)
FR908318A
Cited
US3027155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |