US3353693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-loading vehicle
Assignee: Joy Manufacturing Co
•
Filing: 1966-11-17
•
Granted: 1967-11-21
•
Expires: 1986-11-17
Abstract
No abstract record available.
Inventors
- 👤 Edward F Zink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:30
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/08; E02F9/0841; B; B62; B62D; B62D53/00; B62D53/02; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/348; E02F3/3486
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
IN A SELF-LOADING VEHICLE INCLUDING AN ELONGATED MATERIAL RECEIVING BODY HAVING A FRONT WALL, MEANS PIVOTALLY MOUNTED TO ONE END OF THE MATERIAL RECEIVING BODY FOR LOADING MATERIAL IN SAID BODY UPSTANDING SPACED APART SIDE WALLS, A REAR END SECTION, A BOTTOM SECTION PROVIDED WITH A DUMP OPENING, AND CLOSURE MEANS FOR SAID DUMP OPENING, THE IMPROVEMENT IN SAID CLOSURE MEANS INCLUDING A FIRST PLATE MEMBER SLIDABLY SUPPORTED ADJACENT SAID DUMP OPENING AND HAVING AT LEAST A PORTION THEREOF COVERING SAID DUMP OPENING WHEN SAID FIRST PLATE MEMBER IS IN A FIRST POSITION; A SECOND PLATE MEMBER MOVABLE WITH RESPECT TO SAID BODY AND SPACED REARWARDLY OF AND AT LEAST IN PART UPWARDLY OF SAID FIRST PLATE MEMBER AND HAVING A FRONT END PORTION THEREOF HINGEDLY CONNECTED TO A REAR END PORTION OF SAID FIRST PLATE MEMBER, AND SAID SECOND PLATE MEMBER BEING SUPPORTED TO MOVE IN AN UPWARDLY GENERALLY ARCUATE PATH SUCH THAT SAID FIRST PLATE MEMBER WILL MOVE TO A SECOND POSITION TO OPEN SAID DUMP OPENING OVER A PATH DIRECTED REARWARDLY AND UPWARDLY WITH RESPECT TO SAID DUMP OPENING.
Claim 2
Dependent Claim
182 words
IN A SELF-LOADING VEHICLE INCLUDING AN ELONGATED MATERIAL RECEIVING BODY HAVING A FRONT WALL, MEANS PIVOTALLY MOUNTED TO ONE END OF THE MATERIAL RECEIVING BODY FOR LOADING MATERIAL IN SAID BODY UPSTANDING SPACED APART SIDE WALLS, A REAR END SECTION, A BOTTOM SECTION PROVIDED WITH A DUMP OPENING, AND CLOSURE MEANS FOR SAID DUMP OPENING, THE IMPROVEMENT IN SAID CLOSURE MEANS INCLUDING A FIRST PLATE MEMBER SLIDABLY SUPPORTED ADJACENT SAID DUMP OPENING AND HAVING AT LEAST A PORTION THEREOF COVERING SAID DUMP OPENING WHEN SAID FIRST PLATE MEMBER IS IN A FIRST POSITION; A SECOND PLATE MEMBER MOVABLE WITH RESPECT TO SAID BODY AND SPACED REARWARDLY OF AND AT LEAST IN PART UPWARDLY OF SAID FIRST PLATE MEMBER AND HAVING A FRONT END PORTION THEREOF HINGEDLY CONNECTED TO A REAR END PORTION OF SAID FIRST PLATE MEMBER, AND SAID SECOND PLATE MEMBER BEING SUPPORTED TO MOVE IN AN UPWARDLY GENERALLY ARCUATE PATH SUCH THAT SAID FIRST PLATE MEMBER WILL MOVE TO A SECOND POSITION TO OPEN SAID DUMP OPENING OVER A PATH DIRECTED REARWARDLY AND UPWARDLY WITH RESPECT TO SAID DUMP OPENING.
References Cited (Backward Citations)
US2743828A
Cited
US2795342A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |