US3294428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansion joint and locking connection for supporting grid systems
Assignee: LICKLITER
•
Filing: 1963-08-07
•
Granted: 1966-12-27
•
Expires: 1983-08-07
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 05:16
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/06; E04B9/065; E04B9/067; E04B9/08; E04B9/12; E04B9/122; E04B9/127; Y; Y10; Y10S; Y10S52/00; Y10S52/05; Y10T; Y10T403/00; Y10T403/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
AN EXPANSIBLE CONNECTION FOR SUPPORTING GRID SYSTEMS AND THE LIKE COMPRISING A SUPPORT MEMBER, A CONNECTOR FOR CONNECTING SAID SUPPORT MEMBER TO ANOTHER SUPPORT MEMBER, AND MEANS SECURING SAID CONNECTOR TO SAID SUPPORT MEMBER FOR RELATIVE MOVEMENT THEREBETWEEN LENGTHWISE OF SAID SUPPORT MEMBER, SAID MEANS INCLUDING A SHIM OF FUSIBLE MATERIAL CLAMPED BETWEEN SAID CONNECTOR AND SAID SUPPORT MEMBER AND NORMALLY FRICTIONALLY RESTRAINING SAID SUPPORT MEMBER AND SAID CONNECTOR AGAINST RELATIVE MOVEMENT, SAID SHIM FUSING UPON A PREDETERMINED RISE IN AMBIENT TEMPERATURE, THEREBY PROVIDING SLIDIONG CLEARANCE BETWEEN SAID SUPPORT MEMBER AND SAID CONNECTOR AND LUBRICATING THE SLIDING SURFACES THEREOF, WHEREIN SAID SECURING MEANS ALSO PERMIT RELATIVE VERTICAL MOVEMENT BETWEEN SAID SUPPORT MEMBER AND SAID CONNECTOR.
Claim 2
Dependent Claim
115 words
AN EXPANSIBLE CONNECTION FOR SUPPORTING GRID SYSTEMS AND THE LIKE COMPRISING A SUPPORT MEMBER, A CONNECTOR FOR CONNECTING SAID SUPPORT MEMBER TO ANOTHER SUPPORT MEMBER, AND MEANS SECURING SAID CONNECTOR TO SAID SUPPORT MEMBER FOR RELATIVE MOVEMENT THEREBETWEEN LENGTHWISE OF SAID SUPPORT MEMBER, SAID MEANS INCLUDING A SHIM OF FUSIBLE MATERIAL CLAMPED BETWEEN SAID CONNECTOR AND SAID SUPPORT MEMBER AND NORMALLY FRICTIONALLY RESTRAINING SAID SUPPORT MEMBER AND SAID CONNECTOR AGAINST RELATIVE MOVEMENT, SAID SHIM FUSING UPON A PREDETERMINED RISE IN AMBIENT TEMPERATURE, THEREBY PROVIDING SLIDIONG CLEARANCE BETWEEN SAID SUPPORT MEMBER AND SAID CONNECTOR AND LUBRICATING THE SLIDING SURFACES THEREOF, WHEREIN SAID SECURING MEANS ALSO PERMIT RELATIVE VERTICAL MOVEMENT BETWEEN SAID SUPPORT MEMBER AND SAID CONNECTOR.
References Cited (Backward Citations)
US1131925A
Cited
US2148310A
Cited
US3015375A
Cited
US3062298A
Cited
US3149704A
Cited
US3119475A
Cited
US3142367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |