Patent US4233468A successfully refreshed from Google Patents.
US4233468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Holder attachment for use with furnace hardware
Assignee: Individual
•
Filing: 1978-12-01
•
Granted: 1980-11-11
•
Expires: 1998-12-01
Abstract
Abstract A holder attachment for securing a heating element to a wall of a furnace is held in place by studs which project from the furnace wall and impale the wall lining material and locking anchor washers engaged with projecting end portions of the studs. The holder assembly includes an elongated rod received on and extending between a pair of adjacent studs and a plurality of ceramic holding members carried by the rod and each having a hook-shaped portion engaged with the heating element.
Inventors
- 👤 John A. Northup, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:22
CPC Classifications
F; F27; F27D; F27D1/00; F27D1/14; F27D1/144; F27D1/0003; F27D1/0036; H; H05; H05B; H05B3/00; H05B3/62; H05B3/66
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
129 words
A holder attachment for a heat containment system having a wall, a plurality of studs attached to the wall and projecting therefrom, at least one layer of lining material impaled on the studs, and a plurality of anchor washers, each of said washers received and retained on an associated one of the studs, the studs and the anchor washers securing said lining material to the wall, said holder attachment comprising a support member having spaced apart holes for receiving associated studs therethrough, said support member adapted to be received on the associated studs between the lining material and the anchor washers on the associated studs, at least one attaching member having means for attaching an article thereto, and means for securing said one attaching member to said support member.
Claim 2
Dependent Claim
129 words
A holder attachment for a heat containment system having a wall, a plurality of studs attached to the wall and projecting therefrom, at least one layer of lining material impaled on the studs, and a plurality of anchor washers, each of said washers received and retained on an associated one of the studs, the studs and the anchor washers securing said lining material to the wall, said holder attachment comprising a support member having spaced apart holes for receiving associated studs therethrough, said support member adapted to be received on the associated studs between the lining material and the anchor washers on the associated studs, at least one attaching member having means for attaching an article thereto, and means for securing said one attaching member to said support member.
Claim 3
Dependent Claim
22 words
A holder attachment for a heat containment system as set forth in claim 1 wherein said support member comprises an elongated rod.
Claim 4
Dependent Claim
24 words
A holder attachment for a heat containment system as set forth in claim 2 wherein said holes comprise slots extending longitudinally of said rod.
Claim 5
Dependent Claim
34 words
A holder attachment for a heat containment system as set forth in any one of claims 1 through 3 wherein said means for attaching an article comprises a hook formed on said attaching member.
Claim 6
Dependent Claim
29 words
A holder attachment for a heat containment system as set forth in any one of claim 1 through claim 3 wherein said attaching member is made from refractory material.
Claim 7
Dependent Claim
34 words
A holder attachment for a heat containment system as set forth in one of claims 1 through 3 wherein said securing means comprises a hole in said attaching member receiving said support member therethrough.
Claim 8
Dependent Claim
100 words
A heat containment system having a wall, a plurality of studs attached to said wall and projecting therefrom, at least one layer of lining material impaled on said studs, a holder attachment including an elongated rod having longitudinally extending slots therein, each of said slots receiving the free end portion of an associated one of said studs therethrough, and a ceramic attaching member having a bore receiving said rod therethrough and a hook formed thereon, and a plurality of locking anchor washers, each of said anchor washers lockingly engaging the free end portion of an associated one of said studs.
Claim 9
Dependent Claim
100 words
A heat containment system having a wall, a plurality of studs attached to said wall and projecting therefrom, at least one layer of lining material impaled on said studs, a holder attachment including an elongated rod having longitudinally extending slots therein, each of said slots receiving the free end portion of an associated one of said studs therethrough, and a ceramic attaching member having a bore receiving said rod therethrough and a hook formed thereon, and a plurality of locking anchor washers, each of said anchor washers lockingly engaging the free end portion of an associated one of said studs.
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) | 1983-11-11 | 1984-05-12 | 1984-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-11-11 | 1988-05-12 | 1988-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-11-11 | 1992-05-12 | 1992-11-11 | $7700.00 | Window Closed / Lapsed |