US3284977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansion splice
Assignee: LICKLITER
•
Filing: 1965-04-08
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Granted: 1966-11-15
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Expires: 1985-04-08
Abstract
No abstract record available.
Inventors
- 👤 Robert P Lickliter
- 👤 Abbott Earl
- 👤 John F Reeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:02
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/06; E04B9/065; E04B9/067; E04B9/08; E04B9/10; Y; Y10; Y10S; Y10S52/00; Y10S52/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
AN EXPANSION SPLICE FOR SUPPORTING GRID SYSTEMS AND THE LIKE COMPRISING A PAIR OF BEAMS ALINED IN ABUTTING END TO END RELATION AND EACH HAVING A WEB AND A LATERAL FLANGE, SAID WEBS BEING RECESSED LONGITUDINALLY OF SAID BEAMS RELATIVE TO SAID FLANGES AT THE ABUTTING ENDS OF SAID BEAMS TO PROVIDE AN EXPANSION JOINT BETWEEN SAID BEAM ENDS, AND A SPLICE MEMBER SPANNING SAID JOINT, SAID SPLICE MEMBER HAVING INTERLOCKING ENGAGEMENT WITH SAID WEB OF ONE OF SAID BEAMS ON ONE SIDE ONLY OF SAID JOINT AND HAVING INTERLOCKING ENGAGEMENT WITH SAID WEB OF THE OTHER OF SAID BEAMS ON THE OTHER SIDE ONLY OF SAID JOINT, THE INTERLOCK BETWEEN SAID SPLICE MEMBER AND ONE OF SAID BEAMS ENABLING RELATIVE EXPANSION MOVEMENT OF SAID BEAMS TOWARD ONE ANOTHER, SAID FLANGES ABUTTING AT SAID ENDS TO PREVENT SUCH EXPANSION MOVEMENT UNDER NORMAL TEMPERATURE CONDITIONS WHILE YIELDING AT SAID ENDS TO PERMIT SUCH MOVEMENT UNDER ELEVATED TEMPERATURE CONDITIONS.
Claim 2
Dependent Claim
157 words
AN EXPANSION SPLICE FOR SUPPORTING GRID SYSTEMS AND THE LIKE COMPRISING A PAIR OF BEAMS ALINED IN ABUTTING END TO END RELATION AND EACH HAVING A WEB AND A LATERAL FLANGE, SAID WEBS BEING RECESSED LONGITUDINALLY OF SAID BEAMS RELATIVE TO SAID FLANGES AT THE ABUTTING ENDS OF SAID BEAMS TO PROVIDE AN EXPANSION JOINT BETWEEN SAID BEAM ENDS, AND A SPLICE MEMBER SPANNING SAID JOINT, SAID SPLICE MEMBER HAVING INTERLOCKING ENGAGEMENT WITH SAID WEB OF ONE OF SAID BEAMS ON ONE SIDE ONLY OF SAID JOINT AND HAVING INTERLOCKING ENGAGEMENT WITH SAID WEB OF THE OTHER OF SAID BEAMS ON THE OTHER SIDE ONLY OF SAID JOINT, THE INTERLOCK BETWEEN SAID SPLICE MEMBER AND ONE OF SAID BEAMS ENABLING RELATIVE EXPANSION MOVEMENT OF SAID BEAMS TOWARD ONE ANOTHER, SAID FLANGES ABUTTING AT SAID ENDS TO PREVENT SUCH EXPANSION MOVEMENT UNDER NORMAL TEMPERATURE CONDITIONS WHILE YIELDING AT SAID ENDS TO PERMIT SUCH MOVEMENT UNDER ELEVATED TEMPERATURE CONDITIONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |