Patent US2913398A successfully refreshed from Google Patents.
Patent US3263318A successfully refreshed from Google Patents.
US3263318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for applying sealing elements to closures
Assignee: WR Grace and Co
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Filing: 1964-10-20
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Granted: 1966-08-02
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Expires: 1984-10-20
Abstract
No abstract record available.
Inventors
- 👤 Edward W Merrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:45
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/04; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53478; Y10T29/53487; Y10T29/53657
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A DEVICE FOR APPLYING STRIP-SEAL RINGS TO THE NECKS OF JARS COMPRISING A HOLLOW CYLINDER, A BARREL CYLINDER ADAPTED TO HOLD A STACK OF STRIP-SEAL RINGS HAVING AN INTERNALLY TAPERED LOWER END ADAPTED TO FIT OVER THE MOUTH PORTION OF A JAR, SAID BARREL CYLINDER BEING SLIP-FITTER WITHIN THE CYLINDER FIRST NAMED, A RATCHET CYLINDER HAVING ITS UPPER FACE SHAPED TO FORM A FULCRUM AND HAVING RATCHET TEETH IN ITS INNER WALL, TOGGLES HAVING THEIR WORKING ENDS SOCKETED IN SAID BARREL CYLINDER, A TOP PLATE, MEANS TO SUPPORT SAID RATCHET CYLINDER FROM SAID TOP PLATE, PAWLS ENGAGING SAID RATCHET TEETH, PAWL SUPPORT MEANS, AND PLUNGER MEANS TO ROCK THE TOGGLES, WHEREBY, UPON EACH RECIPROCATION OF THE PLUNGER, THE BARREL CYLINDER IS DRAWN UPWARDLY ONE RATCHET TOOTH, AND A RING IS RELEASED FROM THE END OF THE DEVICE.
Claim 2
Independent Claim
137 words
A DEVICE FOR APPLYING STRIP-SEAL RINGS TO THE NECKS OF JARS COMPRISING A HOLLOW CYLINDER, A BARREL CYLINDER ADAPTED TO HOLD A STACK OF STRIP-SEAL RINGS HAVING AN INTERNALLY TAPERED LOWER END ADAPTED TO FIT OVER THE MOUTH PORTION OF A JAR, SAID BARREL CYLINDER BEING SLIP-FITTER WITHIN THE CYLINDER FIRST NAMED, A RATCHET CYLINDER HAVING ITS UPPER FACE SHAPED TO FORM A FULCRUM AND HAVING RATCHET TEETH IN ITS INNER WALL, TOGGLES HAVING THEIR WORKING ENDS SOCKETED IN SAID BARREL CYLINDER, A TOP PLATE, MEANS TO SUPPORT SAID RATCHET CYLINDER FROM SAID TOP PLATE, PAWLS ENGAGING SAID RATCHET TEETH, PAWL SUPPORT MEANS, AND PLUNGER MEANS TO ROCK THE TOGGLES, WHEREBY, UPON EACH RECIPROCATION OF THE PLUNGER, THE BARREL CYLINDER IS DRAWN UPWARDLY ONE RATCHET TOOTH, AND A RING IS RELEASED FROM THE END OF THE DEVICE.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |