Industrial lift trucks
Abstract
Abstract D R A W I N G AN INDUSTRIAL LIFT TRUCK COMPRISES A MAST HAVING AN UPRIGHT MEMBER, A MOVABLE MEMBER SLIDABLE UP AND DOWN IN RELATION TO THE UPRIGHT MEMBER, THE UPRIGHT MEMBER HAVING A CHANNEL SECTION WITH A WEB PART AND FLANGES FACING THE MOVABLE MEMBER, A ROLLER ASSEMBLY MOUNTED ON THE MOVABLE MEMBER BETWEEN THE FLANGES OF THE CHANNEL SECTION AND COMPRISING AN OUTER ROLLER ENGAGING THE FLANGES OF THE CHANNEL SECTION, A HOUSING AROUND WHICH THE OUTER ROLLER IS ROTATABLY MOUNTED, REMOVABLE BOLTS SECURING THE HOUSING TO THE MOVABLE MEMBER, AN INNER ROLLER MOUNTED WITHIN THE HOUSING AND PARTIALLY PROJECTING THEREFROM TO ENGAGE THE WEB PART OF THE CHANNEL SECTION, AND A MOUNTING FOR THE INNER ROLLER WHICH IS ADJUSTABLE WITHIN THE HOUSING TOWARDS AND AWAY FROM SAID WEB PART. THE MOUNTING FOR THE INNER ROLLER SLIDES ALONG THE BOLTS WHICH THEREBY PREVENT ROTATION OF THE MOUNTING, AND THE ROLLER ASSEMBLY AS A WHOLE IS SLIDABLE ALONG THE CHANNEL SECTION UPON REMOVAL OF THE BOLTS.
Inventors
- 👤 Ronald Goodacre
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |