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WO/2021/229844A1 |
Provided is a spark plug capable of achieving a reduction in ground electrode wear while enabling a through-hole to be easily machined therein. The spark plug comprises: a main metal fitting (20) holding a center electrode (13) in an ins...
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WO/2021/230240A1 |
A discharge device (100) is provided with an attachment portion (11), a first inclined portion (111), and a discharge portion (108). The attachment portion (11) can be attached to a wall W in such a way as to face the wall W. The first i...
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WO/2021/225915A1 |
A passive ignition pre-chamber for an internal combustion engine. The pre-chamber is typically implemented as a cap on the electrode end.of a spark plug, and encloses a pre-chamber volume in which fuel is mixed with air to form a consist...
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WO/2021/226550A1 |
An air ionization unit is provided to ionize air to remove particulates and to release cleaned air. Air moves into the air ionization unit where it may be first filtered by an air intake filter. The air is moved, preferably by a fan, int...
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WO/2021/218583A1 |
Provided are an ion generator (001) and an air purification apparatus, relating to the technical field of air purification. Provided is an ion generator (001), comprising: an ion sheet (100), used for producing ion clusters with opposite...
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WO/2021/219169A1 |
The invention relates to a prechamber spark plug comprising a housing which has, on the front end thereof, a prechamber having an ignition electrode located therein, wherein the ignition electrode comprises a base and electrode limbs pro...
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WO/2021/219909A1 |
Disclosed is an air treatment device comprising a case that contains an air flow path between an air inlet and an air outlet, the airflow path passing through first plasma treatment means and second photocatalysis treatment means, wherei...
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WO/2021/213078A1 |
The present application relates to the technical field of air conditioning apparatuses. Disclosed are a negative ion generation device and an air conditioner. The negative ion generation device comprises a flyback transformer and a negat...
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WO/2021/215301A1 |
A spark plug (1) for an internal combustion engine includes a tubular insulator (3), a central electrode (4) including a distal end protruding portion (41), a tubular housing (2), and a plug cover (5) provided in such a way as to cover a...
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WO/2021/214363A1 |
An anti-corona ring 10a, 10b for an electrical conductor 2a-2d, comprising a first device 11a and a second device 11b, the first and second devices 11a, 11b being suitable for forming a first ring 14 when joined, wherein the first device...
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WO/2021/215051A1 |
The purpose of the present invention is to inhibit a seal material from entering a gap between a flange part and a step part during manufacture of a spark plug, and at the same time, inhibit the occurrence of cracking in an insulator dur...
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WO/2021/210158A1 |
Provided is a dielectric barrier discharge type ignition system capable of changing the frequency of an AC voltage applied to a spark plug and changing a discharge energy density while amplifying the AC voltage applied to the spark plug ...
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WO/2021/209215A1 |
The invention relates to a spark-ignited reciprocating piston internal combustion engine comprising a pre-chamber ignition system which is arranged in the cylinder head of the reciprocating piston internal combustion engine and in which ...
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WO/2021/205677A1 |
The present invention restricts the loosening of a central electrode. Provided is a spark plug, comprising: a central electrode that has a leg section which extends in the direction of an axis, a flange section which is positioned on the...
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WO/2021/205478A1 |
A disinfecting device for treating a contaminated surfaces/area is the disclosed. The disinfecting device (100) includes a power section (10), a high voltage generator (20) is coupled to the power section (10) to produce one or more high...
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WO/2021/205809A1 |
[Purpose] The present invention pertains to a discharge electrode plate forming an elongated discharge electrode for causing corona discharge. The purpose of the present invention is to smoothly supply electrons over a long period of tim...
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WO/2021/198013A1 |
A spark plug (1) for internal combustion engines has a centre electrode (6) arranged along a central axis (2) of the spark plug (1), which electrode is enclosed by an insulator (5) at least in portions, and a housing (9) in which the ins...
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WO/2021/185813A1 |
An Ionization unit (7) for cleaning air in a room (1) with a ceiling (3) and a floor (5), comprising an ionizer (19) configured to electrically charge particles in the air; and a support unit (13) configured to enable the ionization unit...
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WO/2021/185778A1 |
A surge protection device has at least one disconnecting device (34), at least one actuating device (36), an indicator device (40) and a shaft (38), which can be rotated between at least a first position and a second position. The at lea...
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WO/2021/184136A1 |
A method and composition for manufacturing a material in the form of a plate for generating negative ions, for installation as a negative ion ionisation device in all types of air filters and in all types of internal combustion engines, ...
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WO/2021/185814A1 |
A Method for cleaning air in a room (1) with a ceiling (3) and a floor (5), comprising moving an ionization unit (13) above the floor (5) along a support structure provided at a distance to the floor (5); and electrically charging partic...
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WO/2021/176949A1 |
In the present invention, a spark plug (1) for an internal combustion engine has a housing (2), an insulator (3), a center electrode (4), a ground electrode (5), and an auxiliary chamber formation portion (6). The ground electrode (5) fa...
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WO/2021/175536A1 |
The invention relates to a spark-ignited reciprocating piston internal combustion engine comprising a pre-chamber ignition system with a housing, which can be built into a cylinder head of the reciprocating piston internal combustion eng...
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WO/2021/170837A1 |
The invention provides a surge protector, in particular for information technology and/or communications technology systems, which is equipped with: a housing (ST, BT; GT); a first input terminal (E1) for applying a first external voltag...
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WO/2021/172686A1 |
A plasma ionizer according to embodiments of the present invention enables easy use and design of an electrode and can significantly improve the performance of static charge elimination by using a slot electrode and various configuration...
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WO/2021/172883A1 |
The present invention relates to an ion generator. The ion generator according to the present invention comprises: a circuit board through which a high voltage flows; a high-voltage electrode to which a high voltage is applied through co...
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WO/2021/173107A1 |
The invention relates to a spark ignited engine (3). The engine (3) contains at least one main combustion chamber (8) and a cylinder head (2) which at least partially surrounds the main combustion chamber (8). A spark plug (4) of the eng...
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WO/2021/164895A1 |
The invention relates to an overvoltage protection device (12) for protecting a low-voltage supply system of a building from overvoltages. The overvoltage protection device comprises a main body (14), on which an interface (16) for coupl...
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WO/2021/160363A1 |
The invention relates to a passive prechamber spark plug for use in the combustion chamber of a vehicle engine, having an upper prechamber with at least one upper opening, via which the upper prechamber is connected to the combustion cha...
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WO/2021/161562A1 |
This spark plug is provided with a cap section covering a center electrode and an end part of a ground electrode from the tip side. In a cross-section including an axis line, when X (mm) represents a pitch of a male thread of a main meta...
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WO/2021/160374A1 |
The invention relates to a spark-ignited reciprocating piston internal combustion engine with a pre-chamber ignition system with a housing, which can be built into a cylinder head of the reciprocating piston internal combustion engine an...
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WO/2021/160364A1 |
The invention relates to a passive prechamber spark plug for use in the combustion chamber of a vehicle engine, having an upper prechamber with at least one upper opening, via which the upper prechamber is connected to the combustion cha...
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WO/2021/163525A1 |
A surge arrester device comprising a first housing portion including a first end and a second end, the first end including a first opening and the second end including a second opening. The device includes a first axis parallel to the fi...
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WO/2021/161845A1 |
A precious metal chip (32) for a spark plug according to the present invention contains at least 50 mass% of iridium (Ir) and 0.1-5 mass% of aluminum (Al), and further contains rhodium (Rh), wherein a fibrous metal structure R is observe...
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WO/2021/157322A1 |
A subsidiary chamber type ignition system (70) comprises: a partition wall (34) that partitions a combustion chamber (30) of an engine (90) into a subsidiary chamber (38) and a main chamber (31); and an ignition plug (40) that ignites fu...
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WO/2021/158145A1 |
A surge arrester is presented for the lightning protection of elements of electrical equipment or of a power transmission line, said surge arrester comprising a discharge device (arc quenching device), a high-voltage electrode, a low-vol...
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WO/2021/157302A1 |
This combustor comprises: a cylindrical housing having one end that is open and another end that is closed; at least one introduction part that introduces fuel and an oxidizing gas into the housing such that a tubular flow is generated; ...
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WO/2021/153275A1 |
This ignition system has a spark plug (40) and an ignition control unit (50) that controls the spark plug. When an engine (90) is in a predetermined operating state, the ignition control unit (50) performs post-top-dead-center ignition c...
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WO/2021/150726A1 |
In one aspect, the application provides an electrical system including a conductor, a ground, an arrester electrically connected to the conductor, and a disconnector assembly electrically connected between the arrester and the ground. Th...
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WO/2021/148885A1 |
The present utility model relates to the field of protection circuit devices, and more specifically to an explosion-proof surge protector. The present explosion-proof surge protector comprises a surge protector body, an explosion-proof h...
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WO/2021/148801A1 |
An electrical switching arrangement (11) for an electrical power supply includes a live conductor. The live conductor includes electrodes (12) for switching between first and second sides (14), (16) of the live conductor. The electrical ...
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WO/2021/144076A1 |
The present invention relates to a pre-chamber spark plug, comprising a housing (6), and a cap (3) which is provided on a combustion-chamber-side end (10) of the pre-chamber spark plug, wherein the cap (3) has a recess (8) on a combustio...
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WO/2021/140756A1 |
Disclosed is a spark plug 100 comprising a center electrode 20, a cylindrical main metal fitting 50 that holds therein the center electrode 20 in an insulated manner, and a ground electrode 30 opposite a tip end portion of the center ele...
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WO/2021/135698A1 |
A solid self-cooling electrode (10), comprising an electrode column (11) and an electrode core (12). The top of the electrode column (11) is provided with an electrode core insertion hole (111), and the electrode core (12) is detachably ...
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WO/2021/135700A1 |
A solid self-cooling electrode discharging apparatus (1000). Cooling fins (30) are fixedly mounted at the bottom of a support frame (20). A semiconductor cooling plate (40) is mounted on top of the cooling fins (30) and arranged within a...
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WO/2021/131519A1 |
Provided is an electrostatic precipitator which not only has a wide dust-collecting range and high dust-collecting performance but also can be made smaller and thinner. The electrostatic precipitator 1 is constructed by mounting an ioniz...
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WO/2021/124589A1 |
[Problem] The invention of the present application solves defects of the prior art such as breakage and detachment of electroconductive fibers and imperfect diffusion of generated ions over a wide rage during discharge. The invention pro...
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WO/2021/115093A1 |
Disclosed is a direct lightning protection device comprising a lightning receptor (1), a lifting rod (3), an adapter, a grounding unit and a downlead (2), wherein the adapter comprises an insulating member (10), a copper seat (7) and a b...
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WO/2021/115709A1 |
The invention relates to a device (100) for dissipating surges, having a first arrester unit (1) with at least one first gas-filled surge arrester (10) and a second arrester unit (2) with at least one second gas-filled surge arrester (20...
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WO/2021/109131A1 |
A spark plug heat value measurement method and measurement system based on a spark discharge current active heating method. A spark plug to be measured is mounted in a constant-temperature water jacket cooling cylinder at a specific torq...
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