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JP3155049U |
To safely collect molten fragments heavier than sparks by putting water in a spark collecting container in order to improve workability and safety in fusing work of a deck plate or the like constituting a floor slab. Provided is a spark ...
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JP2009241083A |
To provide a groove machining method capable of suppressing separation of surplus materials from a product planning part, in forming a groove shape in a product planning part of a workpiece, and also to provide a groove shape machining p...
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JP2009233689A |
To form a smoothly scarfed surface having less irregular scarfing by excellently scarfing surface defects of a cast steel billet.A scarfing device 1 comprises oxygen supply pipes 14, 15, 24, 25 for supplying oxygen gas and propane supply...
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JP2009233741A |
To solve a problem of lack of methods in efficiently mixing a liquid flux with a cutting gas, while the liquid flux prevents dross from sticking when a thick plate of carbon-contained ordinary steel in general and special steel is cut, m...
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JP4332192B2 |
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JP4329230B2 |
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JP2009530113A |
A cutting apparatus (1) includes a base (5) having upwardly extending first and second ends (10, 15) between which spaced elongate sides extend (20, 25). The ends and sides (10, 15, 20, 25) being located in a plane. The plane being incli...
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JP4319159B2 |
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JP4302433B2 |
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JP4296349B2 |
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JP4292275B2 |
To provide a backfire preventing device which prevents the backfire phenomenon at the maximum. This back-flow preventing device comprises a gas injection member 4 comprising a gas introduction hole 3 for introducing a supply gas to a val...
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JP2009524522A |
In a process to de-burr a component that could be damaged by heat, the plastic component has a void whose inner surfaces are screened by an ice plug. The plastic component is than positioned in a de-burring chamber that is then charged w...
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JP4287635B2 |
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JP4285372B2 |
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JP2009125807A |
To provide an efficient thermal cutting method for efficiently discharging gas and fume without much leakage, as well as for preventing occurrence of dirt and scratch attached to a material to be cut, and a cutting apparatus used for the...
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JP4276478B2 |
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JP4275799B2 |
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JP2009119493A |
To provide a portable oxygen cutting machine having enhanced mobility and operability for portable use without impairing the function as the oxygen cutting machine.The oxygen cutting machine comprises an oxygen cylinder 10 having a press...
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JP4270516B2 |
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JP4268444B2 |
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JP4269125B2 |
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JP4263205B2 |
A separating nozzle (6) is prepared with a working pressure in the range of 20 to 36 bars and set accurately within limits of plus or minus 0.1 bar and is provided with sawtooth ring channels on the sealing surface in the cutting burner ...
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JP4253433B2 |
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JP4244404B2 |
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JP3149110U |
To provide a portable cutting machine capable of easily performing high-precision cutting work and having good operability of a regulating valve. A portable cutting machine 1 is composed of a movement control box 4 arranged so as to be m...
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JP4236839B2 |
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JP4235176B2 |
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JP2009028789A |
To provide a thermal cutting method in which improvement of cutting quality and stability of cutting process are attained in high-speed cutting and cutting of thick sheet metals.This is a thermal cutting method in which a cutting gas is ...
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JP4218461B2 |
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JP2009000703A |
To provide a cutting surface-plate device for thermal cutting machines by which cutting gas hardly leaks to the outside of the device to improve the working environment and in which the ingredient of the cutting gas and dross hardly stic...
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JP2008546541A |
The invention relates to a device (10) and a method for cleaning contaminants from an arc welding torch or cutting torch using a cold jet of an agent which is applied to the individual functional parts of the torch by means of a jet nozz...
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JP4191341B2 |
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JP2008279521A |
To provide a cut slag removing device reducing the size of an installation and capable of removing cut slag even when a cast beam blank is shifted from the cut slag removing device when carried and of also cutting cut slag of a cast slab...
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JP3146347U |
To provide a dry cutout of a flammable gas flow path which is safe, convenient and highly reliable. A check valve 41 and a shutoff valve 42 are provided in a first flow path 2a formed on one side of a three-way cylinder 1 to prevent back...
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JP4162921B2 |
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JP2008212988A |
To provide a jet water apparatus and method of adjusting the height of a jet water nozzle by which jet-stream water from a jet water nozzle is held at proper position of a slab even when there is camber on the slab in the flame scarfing ...
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JP4118388B2 |
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JP4105550B2 |
The aim of the invention is to develop a hot rolling unit, comprising at least one continuous casting unit (1) with a post-arranged furnace (4), followed by a roughing stand (5) and, over a strip edge guide, a soaking furnace (15) and fi...
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JP4097157B2 |
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JP2008119725A |
To provide a cast slab cutting device which can be simply provided even at the existing cast slab cutting device, wherein the internal oxidation of a cast slab can be surely prevented by enabling the fine adjustment of a cutting position...
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JP2008110403A |
To provide a method and a means for operating an oxygen cutting machine for cutting a casting strand and a workpiece by oxygen cutting, by which method and means, the cut surface of the workpiece can have steady excellent quality, and th...
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JP2008110402A |
To provide a method and a means for cutting a casting strand and a steel workpiece by oxygen cutting in a continuous steel casting plant or on its downstream side, by which method and means, heating gas and heating oxygen can be variably...
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JP4040154B2 |
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JP3138921U |
To provide a flat bar protective device which can be easily and inexpensively replaced by preventing the accumulation and deterioration of slag on the Tokiwa flat bar. A cast main body 11 formed of a bottom surface and two inclined surfa...
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JP4015467B2 |
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JP2007296578A |
To provide a traveling truck for working which is excellent in work stability during the work, and easily attachable/detachable to/from a work steel to be worked. The traveling truck travels on a surface of a work formed of a magnetic ma...
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JP3136790U |
To provide a gas cutting device which does not require a gas storage facility such as a gas cylinder and maintains a clean flame and a clean environment. In the configuration of a gas cutting device, an oxyhydrogen gas generator 1 by ele...
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JP3987751B2 |
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JP3135029U |
To improve a working environment by preventing cutting gas from leaking to the outside of an apparatus, and to prevent cutting gas components and dross from sticking to the back side of an object to be cut, and to easily collect waste. I...
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JP3967266B2 |
In accordance with the method and the device according to the invention, previous pure pyrotechnic primers for initiating the ignition charges ( 6 a, 6 b) of the oxygen lance igniters ( 13 ) are replaced by a small quantity of powdered z...
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