Claims
- 1. An apparatus for loosening wallpaper or similar coverings from a carrying agent by means of steam, in which the apparatus has a steam generator and a steam plate for outputting the steam which is connected to the steam generator by means of a flexible steam hose, the steam generator incorporating a fillable boiler which is closeable by means of a cover provided with a carrying handle, and the steam generator containing a heating element to heat the water inside the boiler, comprising a thermal separation cavity provided between the carrying handle and the cover, the carrying handle, cavity and cover formed integrally as an injection molded part, the cover comprising a steam outlet at a front side of said handle and a relief valve at a rear side having a discharge opening arranged to discharge steam in a rearward direction.
- 2. An apparatus for loosening wallpaper or similar coverings from a carrying agent by means of steam, in which the apparatus has a steam generator and a steam plate for outputting the steam which is connected to the steam generator by means of a flexible steam hose, the steam generator incorporating a fillable boiler which is closeable by means of a cover provided with a carrying handle, and the steam generator containing a heating element to heat the water inside the boiler, comprising a thermal separation barrier provided between the carrying handle attached to the cover of the steam generator and the cover;
- wherein said barrier comprises at least one cavity provided between the carrying handle and the cover of the steam generator, said cavity being open at at least one side.
- 3. An apparatus according to claim 2, wherein the carrying handle is attached to the cover by means of at least two bars defining said cavity in a vertical direction and running at an approximately perpendicular angle to the longitudinal direction of the carrying handle.
- 4. An apparatus according to claim 2, wherein a stream collector housing is provided which is connected to the interior of the boiler and formed with the carrying handle at a second side of the carrying handle.
- 5. An apparatus according to claim 4, wherein the steam collector housing comprises a wall with a clearance from the second side of the carrying handle, in such a way that a cavity is formed between the carrying handle and the housing, open at least one side in order to provide thermal separation between the carrying handle and the housing.
- 6. An apparatus according to claim 5, wherein the wall of the housing facing away from the carrying handle is provided with a filler neck, which is shaped so as to provide a connection for the steam hose.
- 7. An apparatus according to claim 2, wherein the carrying handle is provided with a pressure relief valve which is replaceable and inserted in the end area of the carrying handle located diametrically opposite a steam collector housing above the boiler in order to automatically connect the interior of the boiler with the atmosphere upon the interior of the boiler reaching a predetermined pressure.
- 8. An apparatus according to claim 7, comprising an outlet opening open to the pressure relief valve, the outlet opening facing radially outwards at an approximately perpendicular angle to the longitudinal axis of the boiler.
- 9. An apparatus according to claim 2, wherein the cover is firmly connected to the boiler wall by means of heat sealing the cover onto the boiler wall.
- 10. An apparatus according to claim 9, comprising a ring formed onto the outside circumference of the boiler near the point where the boiler and the cover are joined.
- 11. An apparatus according to claim 2, wherein the external casing of the boiler is fitted in whole or in part with heat insulating ribs formed onto the casing and arranged at lateral intervals to each other.
- 12. An apparatus according to claim 2, wherein the heating element of the boiler is fitted in a depression formed in the base of the boiler.
- 13. An apparatus according to claim 2, wherein the steam plate comprises an operating plate and a bow-shaped handle connected thereto which is thermally separated by a barrier from the operating plate.
- 14. An apparatus according to claim 13, wherein the barrier comprises at least one cavity provided between the bow-shaped handle and the operating plate open at at least one side.
- 15. An apparatus according to claim 2, wherein the steam hose connecting the steam generator to the steam plate is removable at either end and connected to the steam generator and operating plate by means of union nuts, provided with circumferential or axial heat insulating ribs on their outer surfaces.
- 16. An apparatus for loosening wallpaper or similar coverings from a carrying agent by means of steam, in which the apparatus has a steam generator and a steam plate for outputting the steam which is connected to the steam generator by means of a flexible steam hose, the steam generator incorporating a fillable boiler which is closeable by means of a cover provided with a carrying handle, and the steam generator containing a heating element to heat the water inside the boiler, comprising a thermal separation barrier provided between the carrying handle attached to the cover of the steam generator and the cover;
- wherein said barrier comprises at least one cavity provided between the carrying handle and the cover of the steam generator, said cavity being open at at least one side;
- wherein the carrying handle has substantially the shape of an obtuse-angled triangle, the first side of which is arranged so that it runs from the outer edge of the cover approximately in parallel to, and with a clearance from, the cover, with the second side of the triangle attached at a first end to a first end of the first side and projecting from this first end at an obtuse angle formed with the first side, and with the third side of the triangle, which is in the form of a grip, connected to respective second ends of the first and second sides of the carrying handle.
- 17. An apparatus in accordance with claim 16, wherein said carrying handle is integrally molded with said first side is supported by said cover at at least one position across said clearance and said handle provides cooling ribs on an inside surface of said third side facing said first side.
- 18. An apparatus in accordance with claim 16, wherein said steam generator comprises a steam outlet through said cover, and an insert arranged on an end of said third side opposite said steam outlet, said insert holding a relief valve therein in flow communication with said boiler, said relief valve having a nozzle means for relieving steam pressure in a direction away from said handle.
- 19. An apparatus for loosening wallpaper or similar coverings from a carrying agent by means of steam, in which the apparatus has a steam generator and a steam plate for outputting the steam which is connected to the steam generator by means of a flexible steam hose, the steam generator incorporating a fillable boiler which is closeable by means of a cover provided with a carrying handle, and the steam generator containing a heating element to heat the water inside the boiler, comprising a thermal separation barrier provided between the carrying handle attached to the cover of the steam generator and the cover;
- wherein the carrying handle is provided with a pressure relief valve which is replaceable and inserted in the end area of the carrying handle located diametrically opposite the steam collector housing in order to automatically connect the interior of the boiler with the atmosphere upon the interior of the boiler reaching a predetermined pressure;
- an outlet opening facing towards the pressure relief valve which runs radially outwards at an approximately perpendicular angle to the longitudinal axis of the boiler; and
- wherein the outlet opening is provided between the cover of the boiler and the first side of the carrying handle, whereby the outlet opening is machined into an extension piece attached to the cover and is screened by the carrying handle.
- 20. An apparatus for loosening wallpaper or similar coverings from a carrying agent by means of steam, in which the apparatus has a steam generator and a steam plate for outputting the steam which is connected to the steam generator by means of a flexible steam hose, the steam generator incorporating a fillable boiler which is closeable by means of a cover provided with a carrying handle, and the steam generator containing a heating element to heat the water inside the boiler, comprising a thermal separation barrier provided between the carrying handle attached to the cover of the steam generator and the cover;
- wherein the steam plate comprises an operating plate and a bow-shaped handle connected thereto which is thermally separated by a barrier from the operating plate;
- wherein the barrier comprises at least one cavity provided between the bow-shaped handle and the operating plate open at at least one side; and
- wherein the bow-shaped handle of the steam plate substantially has the shape of an obtuse-angled triangle, the first side of which is arranged so that it runs approximately in parallel to, and with a clearance from, the operating plate, with the second side of the triangle attached to the front end of the first side, with the third side of the triangle being in the form of a grip attached to the rear end of the first side, and with the second and third sides connected together at an obtuse angle.
- 21. An apparatus according to claim 20, wherein the first side of the bow-shaped handle extends along the axial length of the operating plate, and walls at front and rear sections of the steam plate are formed so they extend in the same direction as the second and third sides of the bow-shaped handle.
- 22. An apparatus according to claim 21, wherein the grip of the bow-shaped handle on the operating plate is provided with cooling vanes along at least a partial of an inwardly facing side thereof, facing said first side of said obtuse-angled triangle, in the form of machined notches.
- 23. An apparatus according to claim 21, wherein the grip of the carrying handle formed on the bow-shaped handle formed on the operating plate is convexly curved along its longitudinal length.
- 24. An apparatus for loosening wallpaper or similar coverings from a carrying agent by means of steam, in which the apparatus has a steam generator and a steam plate for outputting the steam which is connected to the steam generator by means of a flexible steam hose, the steam generator incorporating a fillable boiler which is closeable by means of a cover provided with a carrying handle, and the steam generator containing a heating element to heat the water inside the boiler, comprising a thermal separation barrier provided between the carrying handle attached to the cover of the steam generator and the cover; and
- wherein the carrying handle formed on the cover has a cross section along at least a partial length of the carrying handle which is convexly curved on an inwardly facing side thereof toward the fillable boiler.
- 25. An apparatus for loosening wallpaper or similar coverings from a carrying agent by means of steam, in which the apparatus has a steam generator and a steam plate for outputting the steam which is connected to the steam generator by means of a flexible steam hose;
- wherein the steam plate comprises an operating plate and a bow-shaped handle connected thereto which is thermally separated by a barrier from the operating plate;
- wherein the barrier comprises at least one cavity provided between the bow-shaped handle and the operating plate open at at least one side.
- 26. An apparatus according to claim 25, wherein the bow-shaped handle provides a first side parallel to and overlying said operating plate, a second side extending from a first end of said first side and a third side extending from a second end of said first side and connected to said second side forming a triangle with said first and second sides, the first side of the bow-shaped handle extends along the axial length of the operating plate, and walls at front and rear sections of the steam plate are formed so they extend in the same direction as the second and third sides of the bow-shaped handle.
- 27. An apparatus according to claim 26, wherein the grip of the bow-shaped handle formed on the operating plate is provided with cooling vanes along at least a partial length of an inwardly facing side thereof, facing said first side of said handle, in the form of machined notches.
- 28. An apparatus for loosening wallpaper or similar coverings from a carrying agent by means of steam, in which the apparatus has a steam generator and a steam plate for outputting the steam which is connected to the steam generator by means of a flexible steam hose, the steam generator incorporating a fillable boiler which is closeable by means of a cover provided with a carrying handle and a steam outlet at a front side of the cover adjacent said handle, and the steam generator containing a heating element to heat the water inside the boiler, comprising a relief valve held within a recess of said cover, at a back side of said cover, said relief valve open to an inside of said boiler and having a discharge opening facing rearwardly of said handle.
- 29. The apparatus according to claim 28, wherein said discharge opening is recessed beneath an over hanging portion of said cover.
Priority Claims (1)
Number |
Date |
Country |
Kind |
43 09 241.1 |
Mar 1993 |
DEX |
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Parent Case Info
This is a continuation of application Ser. No. 08/202,343, filed Feb. 28, 1994 now abandoned.
US Referenced Citations (12)
Foreign Referenced Citations (3)
Number |
Date |
Country |
885053 |
Nov 1971 |
CAX |
0332445 |
Sep 1989 |
EPX |
WO9013771 |
Nov 1990 |
GBX |
Continuations (1)
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Number |
Date |
Country |
Parent |
202343 |
Feb 1994 |
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