US3871133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door bottom weather sealing structure
Assignee: Individual
•
Filing: 1974-01-14
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Granted: 1975-03-18
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Expires: 1994-01-14
Abstract
Abstract An automatic door bottom weather sealing structure disposed in a channel formed in the bottom of a door comprising a pair of interfitting channel members being transversely extensible and retractable in which the improvement consists of a flexible accordion gasket forming an air pocket with the bottom of the lower of said channel members to provide a flexible bottom sealing member and the side walls of said gasket member overlying the side walls of said channel members forming a sealed extensible enclosure for the moving parts of said door bottom sealing structure.
Inventors
- 👤 Jr Chester W Ellingson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:32
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/16; E06B7/18; E06B7/20; E06B7/215; E06B7/22; E06B7/23; E06B7/2316; E06B2007/202
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
119 words
A door Bottom weather sealing structure in connection with a door, having in combination: door mounting means, a first channel member carried by said door mounting means, a second channel member interfitting with said first channel member, means operatively connecting said first and second channel members for an extension and retraction of the same relative to one another, a flexible accordian-like gasket overlying the side walls of said channel members, a lower portion of said gasket enclosing the bottom of said second channel member, an upper portion of said gasket having sealing engagement with said first mentioned channel member, and said gasket being extensible and retractable responsive to extension and retraction of said channel members relative to one another.
Claim 2
Dependent Claim
119 words
A door Bottom weather sealing structure in connection with a door, having in combination: door mounting means, a first channel member carried by said door mounting means, a second channel member interfitting with said first channel member, means operatively connecting said first and second channel members for an extension and retraction of the same relative to one another, a flexible accordian-like gasket overlying the side walls of said channel members, a lower portion of said gasket enclosing the bottom of said second channel member, an upper portion of said gasket having sealing engagement with said first mentioned channel member, and said gasket being extensible and retractable responsive to extension and retraction of said channel members relative to one another.
Claim 3
Dependent Claim
158 words
A door bottom weather sealing structure in connection with a door having in combination a door mounting plate member, a first channel member disposed onto said mounting plate member, a second channel member interfitting with said first channel member, means operatively connecting said first and second channel members for an extension and retraction of the same relative to one another, a flexible accordion-like gasket, a lower portion of said gasket enclosing the bottom of said second-mentioned channel member having sealing engagement with either side thereof, side walls of said gasket extending upwardly from said lower portion thereof and overlying the side walls of said first and second channel members, said upwardly extending side walls having terminal portions, means providing sealed engagement for said terminal portions with the upper portion of said first-mentioned channel member, and said side walls of said gasket being extensible and retractable responsive to extension and retraction of said channel members relative to one another.
Claim 4
Dependent Claim
158 words
A door bottom weather sealing structure in connection with a door having in combination a door mounting plate member, a first channel member disposed onto said mounting plate member, a second channel member interfitting with said first channel member, means operatively connecting said first and second channel members for an extension and retraction of the same relative to one another, a flexible accordion-like gasket, a lower portion of said gasket enclosing the bottom of said second-mentioned channel member having sealing engagement with either side thereof, side walls of said gasket extending upwardly from said lower portion thereof and overlying the side walls of said first and second channel members, said upwardly extending side walls having terminal portions, means providing sealed engagement for said terminal portions with the upper portion of said first-mentioned channel member, and said side walls of said gasket being extensible and retractable responsive to extension and retraction of said channel members relative to one another.
Claim 5
Dependent Claim
32 words
The structure set forth in claim 2, wherein said mounting plate member has a pair of opposed depending guide rails, and said first channel member has flanges slidable onto said guide rails.
Claim 6
Dependent Claim
34 words
The structure set forth in claim 2, wherein said second channel member has a pair of outwardly facing T-slotted rails, and said lower portion of said gasket forms flanges disposable into said T-slotted rails.
Claim 7
Dependent Claim
38 words
The structure set forth in claim 2, wherein said first channel member has a pair of opposed outer slotted rails, and said terminal portions of said side walls of said gasket comprise flanges disposed into said slotted rails.
Claim 8
Dependent Claim
19 words
The structure set forth in claim 2, wherein said side walls of said gasket are gathered in accordion-like form.
Claim 9
Dependent Claim
27 words
The structure set forth in claim 2, including a door bottom having an open bottom channel therein, and said mounting plate member being recessed in said channel.
References Cited (Backward Citations)
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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) | 1978-03-17 | 1978-09-16 | 1979-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-17 | 1982-09-16 | 1983-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-17 | 1986-09-16 | 1987-03-18 | $7700.00 | Window Closed / Lapsed |