Splice joint door liner panel
Abstract
Abstract A DOOR LINER, SUCH AS ONE WHICH WOULD BE USED IN A RAILROAD REFRIGERATOR CAR, IS FORMED OF TWO HALF PANELS WHICH ARE JOINED IN A LAP JOINT SPLICE ALONG A CENTER LINE OF THE LINER. ALONG THE CENTER LINE, THE HALF PANELS HAVE OPPOSING MATCHING HALF-RIBS EXTENDING FROM OPPOSING ENDS TO MEET AT THE MIDPOINT ON THE LINE, WHERE THE RIBS ARE OFFSET TO PROVIDE OPPOSING, MATCHING, UNDERLYING WEBS EXTENDING TO OPPOSITE ENDS OF THE CENTER LINE. COMPLEMENTARY SPLICE SLOTS DISPOSED AT THE OFFSETS PERMIT INTERLOCKING OF THE HALF PANELS SO THAT THE HALF RIB OF THE FIRST PANEL OVERLAPS THE MATCHING UNDERLYING WEB OF THE SECOND PANEL AND THE MATCHING RIB OF THE SECOND PANEL OVERLAPS THE UNDERLYING WEB OF THE FIRST PANEL.
Inventors
- 👤 Robert J Smith
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) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |