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US3680259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Assembled overhead door unit
Assignee: Individual
•
Filing: 1971-06-25
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Granted: 1972-08-01
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Expires: 1991-06-25
Abstract
Abstract An assembled overhead door unit for hanging from a door frame defining a doorway and including a door panel having respective door mounting brackets secured to opposite sides thereof. First and second pairs of hinge arms are pivotably connected on their respective lower ends to the respective mounting brackets and project upwardly therefrom. A pair of frame mounting brackets are pivotably carried from the upper extremities of the respective hinge arms and respective tension springs are provided for connection between the respective hinge and door brackets for biasing such brackets toward one another. Connecting means is provided for releasably connecting the hinge and door brackets together in affixed relationship whereby the door unit may be positioned in such doorway, the frame brackets mounted to the door frame and the connecting means then released to free the door unit for operation.
Inventors
- 👤 Donald D Andresen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:37
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/40; E05D15/46; E05D15/463; E05D13/00; E05D13/10; E05D13/12; E05D13/1207; E05D13/1215; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/106
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
175 words
An assembled overhead door unit for hanging from a door frame defining a doorway and comprising: door panel means; first and second mounting bracket means secured to opposite sides of said door panel; first and second pairs of hinge arms disposed on opposite sides of said door and pivotally attached on their respective lower ends to said respective door mounting bracket means at points spaced therealong and projecting upwardly therefrom; first and second frame mounting bracket means having the upper ends of said respective pairs of arms pivotally connected thereto at points spaced therealong; first and second tension spring means connected on their respective upper ends with said first and second frame mounting bracket means and on their lower ends with said first and second door mounting bracket means; and connecting means connecting said first and second frame mounting bracket means and said first and second door mounting bracket means together whereby said door unit may be placed in said doorway, said frame mounting bracket means secured to said frame and said connecting means released.
Claim 2
Dependent Claim
175 words
An assembled overhead door unit for hanging from a door frame defining a doorway and comprising: door panel means; first and second mounting bracket means secured to opposite sides of said door panel; first and second pairs of hinge arms disposed on opposite sides of said door and pivotally attached on their respective lower ends to said respective door mounting bracket means at points spaced therealong and projecting upwardly therefrom; first and second frame mounting bracket means having the upper ends of said respective pairs of arms pivotally connected thereto at points spaced therealong; first and second tension spring means connected on their respective upper ends with said first and second frame mounting bracket means and on their lower ends with said first and second door mounting bracket means; and connecting means connecting said first and second frame mounting bracket means and said first and second door mounting bracket means together whereby said door unit may be placed in said doorway, said frame mounting bracket means secured to said frame and said connecting means released.
Claim 3
Dependent Claim
50 words
An assembled overhead door unit as set forth in claim 1 wherein: said arms are straight and each arm of said first and second pair is disposed in a different plane so the arms of each said pair will clear one another when said door unit is opened and closed.
Claim 4
Dependent Claim
41 words
An assembled overhead door unit as set forth in claim 1 wherein: said door panel is constructed of honeycomb paneling and said unit includes inwardly facing channel members disposed on opposite sides of said panel and receiving the marginal edges thereof.
Claim 5
Dependent Claim
35 words
An assembled overhead door unit as set forth in claim 1 that includes: first and second adjustment means connected with one end of said respective first and second spring means for adjusting the tension thereof.
Claim 6
Dependent Claim
38 words
An assembled overhead door unit as set forth in claim 1 that includes: adjustment means connected with the respective one ends of said first and second spring means for adjusting the transverse position of said respective one ends.
Claim 7
Dependent Claim
104 words
An assembled overhead door unit as set forth in claim 2 that includes: first and second mounting plates mounted on one side of said respective first and second door mounting bracket means and projecting therefrom and having the lower ends of one arm of said first and second pair of arms connected therewith and wherein: the respective other arms of said respective pairs angle outwardly from the lower ends thereof to clear the said one arms and said arm includes; spacer means interposed between said respective frame mounting bracket means and the upper end of said respective other arms of said pairs of arms.
Claim 8
Dependent Claim
33 words
An assembled overhead door unit as set forth in claim 3 wherein: said respective door mounting bracket means are in the form of respective webs formed integrally with said channels and projecting therefrom.
References Cited (Backward Citations)
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Cited
CA612938A
Cited
CA612939A
Cited
US3216066A
Cited
US2569614A
Cited
US2917790A
Cited
US3314534A
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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) | 1975-08-01 | 1976-01-31 | 1976-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-01 | 1980-01-31 | 1980-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-01 | 1984-01-31 | 1984-08-01 | $7700.00 | Window Closed / Lapsed |