Patent US4192488A successfully refreshed from Google Patents.
US4192488A
Expired / Lapsed
US
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Machine mounted torch
Assignee: Messer Griesheim GmbH
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Filing: 1979-04-11
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Granted: 1980-03-11
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Expires: 1999-04-11
Abstract
Abstract A machine mounted torch includes a torch head to which a nozzle is exchangeably fastened by a holding device wherein two oppositely disposed support surfaces are provided for holding counter surfaces of a spring loaded bushing which holds the nozzle.
Inventors
- 👤 Georg Roeder
- 👤 Helmut Sachs
- 👤 Dieter Hajok
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:50
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/46; F23D14/48; F23D14/52; F23D14/54
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
89 words
In a machine mounted torch, such as machine mounted cutting torches, marking torches and the like, wherein a torch head has one end to which the torch is arranged in a machine mounting and on the other end to which a nozzle is exchangeably fastened by means of a holding device, the improvement being two support surfaces disposed opposite each other on said end of said torch body facing said nozzle, and said support surfaces holding the counter surfaces of a spring loaded clamping bushing which holds said nozzle.
Claim 2
Dependent Claim
89 words
In a machine mounted torch, such as machine mounted cutting torches, marking torches and the like, wherein a torch head has one end to which the torch is arranged in a machine mounting and on the other end to which a nozzle is exchangeably fastened by means of a holding device, the improvement being two support surfaces disposed opposite each other on said end of said torch body facing said nozzle, and said support surfaces holding the counter surfaces of a spring loaded clamping bushing which holds said nozzle.
Claim 3
Dependent Claim
23 words
Machine mounted torch according to claim 1, characterized in that at least one of said surfaces and said counter surfaces are bevel shaped.
Claim 4
Dependent Claim
27 words
Machine mounted torch according to claim 2, characterized in that said bevel is formed in two parts and consists of an oppositely directed ascending and descending bevel.
Claim 5
Dependent Claim
31 words
Machine mounted torch according to claim 3, characterized in that said clamping bushing consists of a main body having a set of springs in the center thereof which has said bevels.
Claim 6
Dependent Claim
22 words
Machine mounted torch according to claim 4, characterized in that said set of springs has a center opening to hold said nozzle.
Claim 7
Dependent Claim
27 words
Machine mounted torch according to claim 5, characterized in that two pins are provided on the side of said main body facing away from said torch body.
Claim 8
Dependent Claim
32 words
Machine mounted torch according to claim 6, characterized in that in the end of said torch body which holds said nozzle is provided with a central bore for guiding the nozzle head.
Claim 9
Dependent Claim
31 words
Machine mounted torch according to claim 7, characterized in that at least one adjusting spring is arranged in the bore edge which cooperates with a flat surface on said nozzle head.
Claim 10
Dependent Claim
31 words
Machine mounted torch according to claim 2, characterized in that said clamping bushing consists of a main body having a set of springs in the center thereof which has said bevels.
Claim 11
Dependent Claim
27 words
Machine mounted torch according to claim 4, characterized in that two pins are provided on the side of said main body facing away from said torch body.
Claim 12
Dependent Claim
32 words
Machine mounted torch according to claim 1, characterized in that in the end of said torch body which holds said nozzle is provided with a central bore for guiding the nozzle head.
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) | 1983-03-11 | 1983-09-10 | 1984-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-03-11 | 1987-09-10 | 1988-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-03-11 | 1991-09-10 | 1992-03-11 | $7700.00 | Window Closed / Lapsed |