US3813728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door hangers
Assignee: Individual
•
Filing: 1972-09-11
•
Granted: 1974-06-04
•
Expires: 1992-09-11
Abstract
Abstract A door hanger for suspending folding doors from an overhead track having a resiliently mounted roller carrier reciprocably disposed on a stem which is removably mounted on a door plate and which is latched in place by a sliding latch.
Inventors
- 👤 L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:20
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/26; E05D15/06; E05D15/0621; E05D15/0626; E05D15/063; E05Y; E05Y2201/00; E05Y2201/40; E05Y2201/47; E05Y2201/474; E05Y2201/60; E05Y2201/622; E05Y2201/688; E05Y2201/69; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
234 words
A door hanger adapted to suspend a door from an overhead track comprising a plate adapted to be secured to the top of said door, said plate being formed with spaced edge sections and a raised bridge portion therebetween, said bridge portion and spaced edge sections defining a latch guideway, a slot in said bridge portion formed with a socket portion of smaller diameter than said slot, a stem rotatably and removably mounted in said socket and formed with a head of smaller diameter than said slot and adapted to underlap said socket, a resilient latch slidably mounted in said guideway, said latch having a body portion spanning said spaced edge portions and having flange portions overlapping said spaced edge portions, a groove formed in said latch and aligned with the slot in said bridge portion, said groove having a raised portion and a lowered portion selectively registerable with said socket, said latch being moveable in said guideway between a latched position wherein said raised position is in registration with said socket and in engagement with the head of said stem and an unlatched position wherein said lowered portion of said groove is in registration with said socket whereby said stem may be removed from said socket and detached from said plate through said slot, a carrier mounted on said stem, and a roller rotatably mounted on said carrier for engagement with said track.
Claim 2
Dependent Claim
234 words
A door hanger adapted to suspend a door from an overhead track comprising a plate adapted to be secured to the top of said door, said plate being formed with spaced edge sections and a raised bridge portion therebetween, said bridge portion and spaced edge sections defining a latch guideway, a slot in said bridge portion formed with a socket portion of smaller diameter than said slot, a stem rotatably and removably mounted in said socket and formed with a head of smaller diameter than said slot and adapted to underlap said socket, a resilient latch slidably mounted in said guideway, said latch having a body portion spanning said spaced edge portions and having flange portions overlapping said spaced edge portions, a groove formed in said latch and aligned with the slot in said bridge portion, said groove having a raised portion and a lowered portion selectively registerable with said socket, said latch being moveable in said guideway between a latched position wherein said raised position is in registration with said socket and in engagement with the head of said stem and an unlatched position wherein said lowered portion of said groove is in registration with said socket whereby said stem may be removed from said socket and detached from said plate through said slot, a carrier mounted on said stem, and a roller rotatably mounted on said carrier for engagement with said track.
Claim 3
Dependent Claim
53 words
The door hanger of claim 1 wherein said stem is formed with a land and said carrier is formed with a bore adapted to receive said stem whereby said carrier is reciprocally mounted on said stem, and spring means is disposed in said bore to urge said carrier into engagement with said land.
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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) | 1977-06-03 | 1977-12-03 | 1978-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-03 | 1981-12-03 | 1982-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-03 | 1985-12-03 | 1986-06-04 | $7700.00 | Window Closed / Lapsed |