US3240370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle haulage body and load ejector mechanism
Assignee: Individual
•
Filing: 1964-02-03
•
Granted: 1966-03-15
•
Expires: 1984-02-03
Abstract
No abstract record available.
Inventors
- 👤 James C Sadler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:14
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/36; B60P1/38
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
172 words
A VERTICAL HAULAGE DEVICE COMPRISING IN COMBINATION; A WHEELED FRAME, A PAIR OF LONGITUDINALLY SPACED APART SIDES MOUNTED ON SAID WHEELED FRAME, MORE THAN TWO LONGITUDINAL, SPACED APART, PARALLEL TRACKS MOUNTED ON SAID WHEELED FRAME AT SPACED INTERVALS, ROLLER ELEMENTS MOUNTED ON SAID TRACKS, WHICH ROLLER ELEMENTS ARE SPACED APART TRANSVERSELY AND LONGITUDINALLY, INTERCONNECTING LINKS, WHICH FORM REACHES OF CHAIN, ONE REACH OF CHAIN BEING ASSOCIATED WITH EACH LONGITUDINAL TRACK, THE LINKS OF WHICH CHAIN ARE MOUNTED ON SAID ROLLERS, TRANSVERSE FLOOR SECTIONS, EACH HAVING A PLANE UPPER SURFACE, MOUNTED ON SAID LINKS AND HAVING THE EDGES THEREOF FITTED IN RELATIVELY CLOSE RELATION, EACH TRANSVERSE FLOOR SECTION HAVING, ON THE OPPOSED LONGITUDINAL EDGE PORTIONS, OPPOSED CONCAVE, ARCUATE UNDER SURFACES, AN INDEPENDENT COMPLEMENTARY CONVEX, ARCUATE SEALING MEMBER MOUNTED ON SAID REACHES OF CHAIN OVER THE TRANSVERSE, SPACED APART ROLLER ELEMENTS TO FORM A SEAL BETWEEN THE OPPOSED ARCUATE, CONCAVE UNDER SURFACES OF THE RESPECTIVE FLOOR SECTIONS, PULL MEANS CONNECTED TO AN END OF SAID CHAIN TO MOVE SAID CHAIN IN ONE DIRECTION, AND
Claim 2
Dependent Claim
172 words
A VERTICAL HAULAGE DEVICE COMPRISING IN COMBINATION; A WHEELED FRAME, A PAIR OF LONGITUDINALLY SPACED APART SIDES MOUNTED ON SAID WHEELED FRAME, MORE THAN TWO LONGITUDINAL, SPACED APART, PARALLEL TRACKS MOUNTED ON SAID WHEELED FRAME AT SPACED INTERVALS, ROLLER ELEMENTS MOUNTED ON SAID TRACKS, WHICH ROLLER ELEMENTS ARE SPACED APART TRANSVERSELY AND LONGITUDINALLY, INTERCONNECTING LINKS, WHICH FORM REACHES OF CHAIN, ONE REACH OF CHAIN BEING ASSOCIATED WITH EACH LONGITUDINAL TRACK, THE LINKS OF WHICH CHAIN ARE MOUNTED ON SAID ROLLERS, TRANSVERSE FLOOR SECTIONS, EACH HAVING A PLANE UPPER SURFACE, MOUNTED ON SAID LINKS AND HAVING THE EDGES THEREOF FITTED IN RELATIVELY CLOSE RELATION, EACH TRANSVERSE FLOOR SECTION HAVING, ON THE OPPOSED LONGITUDINAL EDGE PORTIONS, OPPOSED CONCAVE, ARCUATE UNDER SURFACES, AN INDEPENDENT COMPLEMENTARY CONVEX, ARCUATE SEALING MEMBER MOUNTED ON SAID REACHES OF CHAIN OVER THE TRANSVERSE, SPACED APART ROLLER ELEMENTS TO FORM A SEAL BETWEEN THE OPPOSED ARCUATE, CONCAVE UNDER SURFACES OF THE RESPECTIVE FLOOR SECTIONS, PULL MEANS CONNECTED TO AN END OF SAID CHAIN TO MOVE SAID CHAIN IN ONE DIRECTION, AND
Claim 3
Dependent Claim
65 words
A VEHICLE HAULAGE DEVICE AS DEFINED IN CLAIM 1, WHEREIN: AN END GATE IS PIVOTALLY MOUNTED ON SAID UPSTANDING SIDES NEAR THE REAR END THEREOF, CABLE MEANS IS CONNECTED TO SAID END GATE, MEANS ASSOCIATED WITH SAID CABLE MEANS AND WITH SAID FLOOR SECTIONS TO MOVE SAID END GATE IN ONE DIRECTION IN RESPONSE TO THE MOVEMENT OF SAID TRANSVERSE FLOOR SECTIONS IN ONE DIRECTION.
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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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |