US3180645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Linear action ball bumper
Assignee: LION Manufacturing CORP
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Filing: 1963-03-14
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Granted: 1965-04-27
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Expires: 1983-03-14
Abstract
No abstract record available.
Inventors
- 👤 Herman L Seiden
- 👤 Zale Thad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:27
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/22; A63F7/30; A63F7/305; A63F7/3065; A63F7/307
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A BALL BUMPER COMPRISING AN UPSTANDING POST SECTION HAVING A PLUNGER SLIDEABLE UP AND DOWN THEREIN WITH MINIMIZED SIDE PLAY, A DOME PLATE SECURED TO THE UPPER END OF THE PLUNGER WITH PERIPHERAL PORTIONS LYING CIRCUMAMBIENTLY ABOUT THE POST SO THAT A BALL OF GIVEN DIAMETER STRIKING THE POST TENDS TO ENGAGE THE UNDERSIDE OF THE DOME PLATE AND LIFT THE SAME LINEARLY AND ELEVATE THE PLUNGER, SPRING MEANS CARRIED WITHIN THE POST AND NORMALLY LOWERING THE PLUNGER AND ITS DOME PLATE TO A NORMALLY DEPRESSED POSITION, SAID PLUNGER HAVING A PART PROJECTING BEYOND THE LOWER MARGINS OF THE POST FOR ENGAGE-
Claim 2
Dependent Claim
102 words
A BALL BUMPER COMPRISING AN UPSTANDING POST SECTION HAVING A PLUNGER SLIDEABLE UP AND DOWN THEREIN WITH MINIMIZED SIDE PLAY, A DOME PLATE SECURED TO THE UPPER END OF THE PLUNGER WITH PERIPHERAL PORTIONS LYING CIRCUMAMBIENTLY ABOUT THE POST SO THAT A BALL OF GIVEN DIAMETER STRIKING THE POST TENDS TO ENGAGE THE UNDERSIDE OF THE DOME PLATE AND LIFT THE SAME LINEARLY AND ELEVATE THE PLUNGER, SPRING MEANS CARRIED WITHIN THE POST AND NORMALLY LOWERING THE PLUNGER AND ITS DOME PLATE TO A NORMALLY DEPRESSED POSITION, SAID PLUNGER HAVING A PART PROJECTING BEYOND THE LOWER MARGINS OF THE POST FOR ENGAGE-
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) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |