US3109347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manual release structure
Assignee: Berg Airlectro Products Co
•
Filing: 1961-10-13
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Granted: 1963-11-05
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Expires: 1981-10-13
Abstract
No abstract record available.
Inventors
- 👤 Edward J Brodl
- 👤 Harold L Dobrikin
- 👤 Mastis Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:04
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/08; B60T17/085; B60T17/086; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53552; Y10T29/53561; Y10T29/5357; Y10T29/53613; Y10T29/53622; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN COMBINATION WITH A CYLINDER HAVING A PISTON RECIPROCAL THEREIN, A BACK PLATE REMOVABLY POSITIONED ADJACENT ONE END OF SAID CYLINDER, AND A SPRING OPERATIVE BETWEEN SAID BACK PLATE AND SAID PISTON, THE COMBINATION THEREWITH OF A SLEEVE ROTATABLY MOUNTED IN SAID BACK PLATE, A ROD THREADABLY ENGAGING SAID SLEEVE AND EXTENDING THROUGH SAID PISTON, A HEAD ON SAID ROD ON THE OPPOSITE SIDE OF SAID PISTON FROM SAID BACK PLATE, SAID SLEEVE HAVING A HEAD POSITIONED BEYOND SAID BACK PLATE FROM SAID PISTON, AND MANUALLY OPERABLE HANDLE MEANS INCLUDING A BASE SECTION SECURED TO SAID LAST NAMED HEAD FOR ROTATION THEREWITH AND A HANDLE PORTION PIVOTED TO SAID BASE SECTION AND YIELDINGLY URGED INTO OVERLYING RELATIONSHIP WITH SAID BASE SECTION.
Claim 2
Dependent Claim
121 words
IN COMBINATION WITH A CYLINDER HAVING A PISTON RECIPROCAL THEREIN, A BACK PLATE REMOVABLY POSITIONED ADJACENT ONE END OF SAID CYLINDER, AND A SPRING OPERATIVE BETWEEN SAID BACK PLATE AND SAID PISTON, THE COMBINATION THEREWITH OF A SLEEVE ROTATABLY MOUNTED IN SAID BACK PLATE, A ROD THREADABLY ENGAGING SAID SLEEVE AND EXTENDING THROUGH SAID PISTON, A HEAD ON SAID ROD ON THE OPPOSITE SIDE OF SAID PISTON FROM SAID BACK PLATE, SAID SLEEVE HAVING A HEAD POSITIONED BEYOND SAID BACK PLATE FROM SAID PISTON, AND MANUALLY OPERABLE HANDLE MEANS INCLUDING A BASE SECTION SECURED TO SAID LAST NAMED HEAD FOR ROTATION THEREWITH AND A HANDLE PORTION PIVOTED TO SAID BASE SECTION AND YIELDINGLY URGED INTO OVERLYING RELATIONSHIP WITH SAID BASE SECTION.
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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |