US3210496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety edge for hangar and other large doors
Assignee: Individual
•
Filing: 1962-12-10
•
Granted: 1965-10-05
•
Expires: 1982-12-10
Abstract
No abstract record available.
Inventors
- 👤 Gary Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:11
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/40; E05F15/42; E05F15/44; E05Y; E05Y2600/00; E05Y2600/40; E05Y2900/00; E05Y2900/10; E05Y2900/108
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A DOOR SAFETY EDGE COMPRISING A BASE BOX SECURED ALONG AN EDGE OF THE DOOR, A FLEXIBLE COVER ELEMENT SECURED TO THE BASE BOX, SPRINGS SPACEED ALONG THE BASE BOX AND NORMALLY EXTENDING SUBSTANTIALLY AT RIGHT ANGLES TO THE EDGE OF THE DOOR SO AS TO ENGAGE THE COVER AND HOLD THE SAME IN EXTENDED POSITION WHILE PERMITTING COMPRESSIVE AND LATERAL MOVEMENT THEREOF, AXIALLY YIELDABLE MEANS EXTENDING GENERALLY PARALLEL TO THE FIRST SAID SPRINGS AND HAVING THEIR OUTER ENDS FIXED WITH RESPECT THERETO, CONTACT BLOCKS WITHIN THE SAID BOX AND CARRIED BY THE INNER ENDS OF THE SAID YIELDABLE MEANS AND CONTACT ELEMENTS WITHIN THE BASE BOX OPERABLE BY THE SAID BLOCKS.
Claim 2
Dependent Claim
112 words
A DOOR SAFETY EDGE COMPRISING A BASE BOX SECURED ALONG AN EDGE OF THE DOOR, A FLEXIBLE COVER ELEMENT SECURED TO THE BASE BOX, SPRINGS SPACEED ALONG THE BASE BOX AND NORMALLY EXTENDING SUBSTANTIALLY AT RIGHT ANGLES TO THE EDGE OF THE DOOR SO AS TO ENGAGE THE COVER AND HOLD THE SAME IN EXTENDED POSITION WHILE PERMITTING COMPRESSIVE AND LATERAL MOVEMENT THEREOF, AXIALLY YIELDABLE MEANS EXTENDING GENERALLY PARALLEL TO THE FIRST SAID SPRINGS AND HAVING THEIR OUTER ENDS FIXED WITH RESPECT THERETO, CONTACT BLOCKS WITHIN THE SAID BOX AND CARRIED BY THE INNER ENDS OF THE SAID YIELDABLE MEANS AND CONTACT ELEMENTS WITHIN THE BASE BOX OPERABLE BY THE SAID BLOCKS.
References Cited (Backward Citations)
US1974592A
Cited
US2843690A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |