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Match Document Document Title
DE102013022531B3 A method of manufacturing a spark plug electrode assembly  
A method of manufacturing a spark plug electrode assembly, the spark plug electrode assembly comprising a thin spark plug (36) of a noble metal material and a spark plug electrode body (12, 18) of...
DE102019103052A1 SPARK PLUG  
A spark plug has a ground electrode (30) and a center electrode, at least one of which has an electrode body (31), an electrode tip (39), and a weld portion (35) formed therebetween. The weld...
DE112017005934T5 spark plug  
There is provided a spark plug which makes it possible to suppress a decrease in the strength of an insulator. In a spark plug, a rear end portion of an engaging portion formed on an outer...
DE102018101512A1 Spark plug electrode assembly and method of making same  
A spark plug electrode assembly and method of making a spark plug assembly having an inner and an outer electrode component, wherein one or both of the components are formed using metal injection...
DE112017005313T5 spark plug  
The invention suppresses a reduction in strength and a reduction in manufacturability of a metal main body shell. The metallic main body shell of this spark plug contains: iron, which is the main...
DE102019200313A1 spark plug  
It is an object of the invention to improve the wear resistance and peel resistance of a tip of a spark plug. The spark plug includes a center electrode and a ground electrode, and a space is...
DE10107320B4 Spark plug for cogeneration purposes and setting method for the spark gap  
Spark plug (100) for cogeneration purposes, comprising: a center electrode (30); an insulator (20) disposed around the center electrode (30); a metal fitting (10) disposed around the insulator...
DE102018133416A1 SPARK PLUG  
There is disclosed a spark plug comprising: an insulator (11) having an axial hole (12); a center electrode (20) disposed in a front end side of the axial hole (12); a cylindrical metal case (30)...
DE102013206071B4 spark plug  
Spark plug (1) comprising: an insulator (2) having a shaft hole (4) extending in a direction of an axis (CL1), a central electrode (5) inserted in a front end side of the shaft hole (4), a...
DE102017221136A1 Method for producing a spark plug  
Method for producing a spark plug, in which the entire spark plug is built up in an additive method, in particular 3D printing.
DE102010045171B4 An igniter for igniting a fuel-air mixture in a combustion chamber, in particular in an internal combustion engine, by generating a corona discharge  
An igniter with an arrangement of an ignition electrode (5), an outer conductor (31) coaxially surrounding the ignition electrode (5) and an electrical insulator (6) arranged between the ignition...
DE112017004067T5 spark plug  
The present invention provides a spark plug that can improve the detection accuracy of pre-ignition caused by the occurrence of a flame kernel in the spark plug. A plug is located at a rear end...
DE102018126220A1 Method for producing a spark plug  
There is provided a method of manufacturing a spark plug in which a ground electrode has an electrode cap and a tip welded to a surface of the electrode cap by means of a weld metal. The...
DE112017003193T5 spark plug  
There is disclosed a spark plug that can prevent separation of a tip. In a cross-section of a first electrode along a central axis of the tip, an interface of a fusion zone and the tip comprises:...
DE102018120985A1 spark plug  
Disclosed is a spark plug in which peeling and falling off of an electrode tip are prevented and which has an improved heat conduction performance. The spark plug comprises a center electrode (20)...
DE102018120757A1 SPARK PLUG  
The spark plug (100) comprises an insulator (10) having an axial hole (12), a center electrode (20) disposed in a front side of the axial hole (12), and a metal shell (50) on which a screw thread...
DE102018213867A1 spark plug  
[Target] Preventing generation of spurs. [Solution] A spark plug includes an insulator having an axial hole; a center electrode having a rear portion disposed in the axial hole and a front portion...
DE102018119732A1 SPARK PLUG  
[Solution] A spark plug includes an insulator that is tubular; a center electrode having a rear portion disposed in an axial hole and a front portion projecting forward from the insulator; a metal...
DE102017214311A1 Spark plug electrode and method for making this spark plug electrode and spark plug with spark plug electrode  
Spark plug electrode (1) comprising • An electrode base body (2) made of a first material and An ignition element (3) made of a second material, wherein the ignition element (3) is adapted to form...
DE102018117798A1 Method for producing spark plugs  
A method of making the spark plug, comprising bending a ground electrode connected to a metal shell along a first tool layer, the first tool layer having an end portion to be pressed against an...
DE102017102128B4 Spark plug for a gas-fueled internal combustion engine  
Spark plug (1) for a gas-fueled internal combustion engine having an inner conductor (2), an insulator surrounding the inner conductor (3), a body (4) surrounding the insulator (3), a thread...
DE102018211565A1 spark plug  
There is disclosed a spark plug comprising: an insulator having an axial opening formed along an axis of the spark plug; a center electrode disposed on a front end side of the axial opening; and a...
DE102018116942A1 spark plug  
A spark plug having an insulator comprising a fitted part in contact with a rear end surface of a projecting part of a metal shell. The insulator has a recessed portion that is recessed radially...
DE112017001680T5 Spark plug for an internal combustion engine and method for producing the same  
A spark plug (1) for an internal combustion engine includes an electrode projection (30) projecting from an electrode base material (3a) of a ground electrode (3) toward a discharge gap (G). The...
DE112017001665T5 Spark plug for an internal combustion engine  
A spark plug for an internal combustion engine is proposed, which can improve a bonding strength between a center electrode and a conductive glass or a conductive glass melt. The spark plug...
DE112012002699B4 Spark plug and method of manufacturing an electrode of a spark plug  
Spark plug (10) with: a metal shell (16) having an axial bore; an insulator (14) having an axial bore and disposed at least partially within the axial bore of the metal shell; a center electrode...
DE102018113348A1 SPARK PLUG  
A spark plug includes an insulator (10), a rod-shaped electrode member (EP) disposed in an axial hole (12) of the insulator (10), and a cylindrical magnetic member (90) attached to an outer...
DE102018206547A1 METHOD FOR PRODUCING A SPARK PLUG  
A method of manufacturing a spark plug includes forcing a tip in a first direction from a first surface thereof to a second surface thereof via a jig when the tip is in contact with an electrode...
DE10133229B4 Spark plug with Ir alloy plates  
Spark plug (100), with: a metal shell (10); a center electrode (30) held within the metal shell (10) insulated from the metal shell (10); a ground electrode (40) connected to the metal shell (10)...
DE112016006310T5 spark plug  
In accordance with the present invention, consumable durability and peel strength of a spark plug discharge member are compatible in a high temperature environment. A spark plug electrode base...
DE102008040371B4 Spark plug manufacturing process that ensures accurate and effective ignition gap setting  
A method of manufacturing a spark plug (1) for an internal combustion engine, the method comprising the steps of: (A) preparing a tubular metal shell (13), an insulator (12), a center electrode...
DE102017204241A1 prechamber  
A prechamber spark plug with a housing (3), a ground electrode and an antechamber (5) defined by the housing (3) and a cap (14), wherein within the prechamber (5) a center electrode (6) is...
DE112016005992T5 spark plug  
The present invention enables a reduction in high-frequency noise of a spark plug. An Fe-containing oxide film is formed on the surface of a rod-shaped lower flange portion of a metal terminal of...
DE112016005549T5 spark plug  
An object of the present invention is to prevent lifting or loosening of an electrode tip. A spark plug includes: a center electrode, an electrode tip having a discharge surface, and an opposing...
DE10339759B4 spark plug  
A spark plug (10) having an insulator (22) disposed in a housing (21) and having a longitudinal bore for receiving a center conductor (23), the center conductor (23) having a center electrode (32)...
DE102013017387B4 Spark plug electrode assembly and spark plug with Zündplättchen  
Spark plug electrode assembly, comprising: an electrode (12; 18); and a thin firing tab (36) of a noble metal material attached to the electrode via a fused portion (38), the thin firing tab...
DE102004026253B4 Spark plug and use of the spark plug  
Spark plug (100) with: a center electrode (30); an insulator (20) located outside the center electrode (30); a housing (10) located outside the insulator (20); and a ground electrode (40) having...
DE10239075B4 A spark plug and method of bonding a noble metal element to a spark plug  
Spark plug (1) with: a first electrode (2); one of the first electrode opposite to a predetermined air gap second electrode (3); a noble metal element (2a; 3a) in contact at a preselected portion...
DE102007027442B4 Semi surface Entladungszündkerze  
Semi-surface discharge spark plug (100) comprising: - A cylindrical insulator (2) having an axial bore (6) which extends in an axial direction; - One in the axial bore (6) arranged center...
DE112016003229T5 Method for manufacturing a spark plug insulator  
There are provided a molding step (A) for preparing an aluminum molded body 11 from a molded raw material containing an aluminum raw material powder having an average particle size of 2 μm to 5 μm...
DE102014215768B4 Spark plug with rounded edge of the inner gasket  
Spark plug (1) comprising a housing (2), an insulator (3) arranged in the housing (2), at least one inner sealing disc (8) arranged between the insulator (3) and the housing (2), the inner sealing...
DE102017120166A1 spark plug  
A spark plug for an internal combustion engine includes a cylindrical metal shell, a center electrode, and a ground electrode. The center electrode has an end portion protruding outside an end of...
DE102017119902A1 Spark plug and its manufacturing process  
Herein, a spark plug capable of suppressing an electrode consumption caused by a spark discharge and a method of manufacturing the same is disclosed. A section except for a welded section (70)...
DE102017119636A1 spark plug  
When one of a center chip (50) and a ground chip (60) of a spark plug (100) is defined as a first chip and another one is defined as a second chip, a discharge start comb line, which is a straight...
DE102004015852B4 Mehrpunktzündkerze  
Multipoint spark plug (1; 50; 71; 75; 77; 80) comprising: a plurality of center electrodes (2, 3; 51, 52, 53); an insulator (4) receiving the center electrodes (2, 3; 51, 52, 53); a housing (5)...
DE102004046864B9 spark plug  
A spark plug comprising: an insulator (2) having an axial recess (6) in an axial direction along an axis (O) of the spark plug; a center electrode (3) disposed in the axial recess (6) of the...
DE102017211000A1 spark plug  
[TASK] To improve the ignitability of a spark plug. [Solution] A spark plug includes an insulator having a through hole, a center electrode including a first discharge surface, a metal shell...
DE102004046864B4 spark plug  
A spark plug comprising: an insulator (2) having an axial recess (6) in an axial direction along an axis (O) of the spark plug; a center electrode (3) disposed in the axial recess (6) of the...
DE102006000151B4 Spark plug with ground electrode projection element with inner and outer edges  
A spark plug (1) for an internal combustion engine, comprising: a metal shell (2); an insulator (3) held in the metal shell (2); a center electrode (4) secured in said insulator (3), said center...
DE102005036949B4 Spark plug with several earth electrodes  
A spark plug (S5, S6) comprising: a tubular metal shell (4) having a threaded portion (42) at an associated outer periphery, said threaded portion (42) having a size of less than or equal to M14,...

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