Patent US4443983A successfully refreshed from Google Patents.
US4443983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for fastening a frame to a wall stud
Assignee: Individual
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Filing: 1982-05-28
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Granted: 1984-04-24
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Expires: 2002-05-28
Abstract
Abstract The invention relates to a means for fastening a frame to a wall stud. In order to avoid the use of wooden studs between the frame (7) and the steel stud (6) there is arranged in those locations in the steel stud (5) where the frame (7) is fastened to the stud by means of a screw (13) a stud piece (14) whose web through which the screw (13) is passed is provided with a reinforcing plate (15) which together with the web provides a sufficiently thick wall for a stable securing of the screw (13).
Inventors
- 👤 Tore Karlstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:01
CPC Classifications
E; E06; E06B; E06B1/00; E06B1/56; E06B1/60; E06B1/6015; E06B1/6023
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
113 words
A mount for attaching a frame such as a door or window frame to a wall stud having a substantially U-shaped cross-section, the open section of said stud facing the frame, said mount comprising a channel number having a length less than the length of said wall stud and a U-shaped cross section substantially conforming to that of said wall stud, said mount being superimposed over the open side of said stud with the respective side walls in abutment, means for joining the abutting side walls in fixed engagement and a reinforcing plate secured to the web interconnecting the side walls of said U-shaped channel member to which said frame may be fastened.
Claim 2
Dependent Claim
113 words
A mount for attaching a frame such as a door or window frame to a wall stud having a substantially U-shaped cross-section, the open section of said stud facing the frame, said mount comprising a channel number having a length less than the length of said wall stud and a U-shaped cross section substantially conforming to that of said wall stud, said mount being superimposed over the open side of said stud with the respective side walls in abutment, means for joining the abutting side walls in fixed engagement and a reinforcing plate secured to the web interconnecting the side walls of said U-shaped channel member to which said frame may be fastened.
Claim 3
Dependent Claim
28 words
The mount according to claim 1 wherein said channel member and said reinforcing plate are made of metal, and said reinforcing plate is welded to said channel member.
Claim 4
Dependent Claim
24 words
The mount according to claim 1, wherein said channel member and said stud are asymmetrical in cross-section and formed to lockably engage in abutment.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-04-24 | 1987-10-24 | 1988-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-04-24 | 1991-10-24 | 1992-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-04-24 | 1995-10-24 | 1996-04-24 | $7700.00 | Window Closed / Lapsed |