Patent US3284100A successfully refreshed from Google Patents.
US3284100A
Expired / Lapsed
US
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Buffer device for pusher vehicles
Assignee: Individual
•
Filing: 1965-03-01
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Granted: 1966-11-08
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Expires: 1985-03-01
Abstract
No abstract record available.
Inventors
- 👤 Lewis M Goff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:11
CPC Classifications
B; B60; B60D; B60D3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A BUFFER DEVICE FOR PUSHER VEHICLES COMPRISING: A BUFFER PLATE; A MOUNTING PLATE ADAPTED TO BE SECURED RIGIDLY TO THE FRONT END OF A PUSHER VEHICLE; A CLEVIS CONNECTION BETWEEN SAID BUFFER PLATE AND SAID MOUNTING PLATE, SAID CLEVIS CONNECTION INCLUDING OVERLAPPING MEMBERS PROJECTING REARWARDLY FROM SAID BUFFER PLATE AND FORWARDLY FROM SAID MOUNTING PLATE RESPECTIVELY, EACH OF SAID MEMBERS HAVING VERTICALLY ALIGNED APERTURES FORMED THEREIN, THE APERTURES IN AT LEAST ONE OF SAID MEMBERS BEING LONGITUDINALLY EXTENDING SLOTS, AND PIN MEANS IN SAID APERTURES EXTENDING THROUGH SAID MEMBERS; AND COMPRESSION SPRING MEANS ACTION BETWEEN SAID PLATES TO RETAIN SAID PLATES IN A NORMALLY PARALLEL POSITION.
Claim 2
Dependent Claim
106 words
A BUFFER DEVICE FOR PUSHER VEHICLES COMPRISING: A BUFFER PLATE; A MOUNTING PLATE ADAPTED TO BE SECURED RIGIDLY TO THE FRONT END OF A PUSHER VEHICLE; A CLEVIS CONNECTION BETWEEN SAID BUFFER PLATE AND SAID MOUNTING PLATE, SAID CLEVIS CONNECTION INCLUDING OVERLAPPING MEMBERS PROJECTING REARWARDLY FROM SAID BUFFER PLATE AND FORWARDLY FROM SAID MOUNTING PLATE RESPECTIVELY, EACH OF SAID MEMBERS HAVING VERTICALLY ALIGNED APERTURES FORMED THEREIN, THE APERTURES IN AT LEAST ONE OF SAID MEMBERS BEING LONGITUDINALLY EXTENDING SLOTS, AND PIN MEANS IN SAID APERTURES EXTENDING THROUGH SAID MEMBERS; AND COMPRESSION SPRING MEANS ACTION BETWEEN SAID PLATES TO RETAIN SAID PLATES IN A NORMALLY PARALLEL POSITION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |