A method for applying contrasting thermoplastic markings to a roadway in a single pass. The contrast road marking apparatus includes two or more ribbon guns configured to apply a first thermoplastic marking to a roadway surface area and a second thermoplastic marking, which comprises a color that contrasts with a color of the first thermoplastic marking, to another roadway surface area. The resulting contrast road marking has no visible or substantially negligible overlap or gap between the individual thermoplastic markings.

A method of manufacturing a shim for a die coater is disclosed herein. In some embodiments, a method of manufacturing a shim for a die coater, where the shim is applied to an electrode slurry die of the die coater and used for discharging an electrode slurry from the die coater, comprising milling a surface of a metal plate to prepare the shim. Using the method herein, it is possible to manufacture a shim for a die coater having a low thickness deviation by processing the shim for a die coater through a milling process.

An electrode slurry coating system and a method of using the same to coat a current collector layer are disclosed herein. In some embodiments, the electrode slurry coating system includes a supply tank, a supply line having a control valve and branching into at least three sub-supply lines at one end thereof, an electrode slurry slot die having a manifold, a coating roller, and a temperature sensor, wherein the temperature is sensor configured to measure the temperature of the electrode slurry discharged from the electrode slurry slot die, and wherein the control valve is configured to control the flow rate of the electrode slurry in response to a temperature of the electrode slurry measured by the temperature sensor.

Disclosed herein is a roundness measuring device and a roundness measuring method of a coating roll for battery manufacturing. The roundness measuring device of a coating roll that supports an electrode sheet when the electrode sheet is coated with an electrode slurry, the roundness measuring device comprising: a displacement sensor spaced apart from the coating roll and configured to measure roundness of the coating roll in a non-contact manner; and a support member on which the displacement sensor is installed and which extends in a length direction of the coating roll, wherein the displacement sensor is installed as a plurality of displacement sensors on the support member in the length direction of the coating roll.

A coating die includes: a first body; a second body; a discharge port; an intermediate member; a first shim to define a first flow passage; a second shim to define a second flow passage; and a confluence passage in which the first flow passage and the second flow passage join together and that communicates with the discharge port. The first shim includes a pair of first arms, and the second shim includes a pair of second arms. Each first arm includes a first female portion and a first male portion. Each second arm includes a second female portion and a second male portion. The first female portion and the second male portion are engaged with each other, and the first male portion and the second female portion are engaged with each other.

Skin for dressing backlit vehicle interior parts comprising a perforated opaque decorative layer and a light transmitting material filling the holes wherein the light transmitting material is a reactive hotmelt adhesive which forms a base layer extended over the back side of the opaque decorative layer and comprising a central portion and a transition portion surrounding the central portion and several projections protruding from the central portion of the base layer and completely filling the through holes. Method and an installation for manufacturing said skin for dressing backlit vehicle interior parts.

Device for coating, preferably for painting, the main surfaces of rigid panels with liquid products includes a substantially horizontal support surface to support a rigid panel and a painting head placed orthogonally to the direction of relative movement and above the support surface. The painting head has, in sequence on its face facing the support surface, a dispensing outlet for a liquid product and a suction inlet for the liquid product so as to create a veil of liquid product. The first side surface of the face is configured so that the distance d4 between one of the points around the first end of the dispensing outlet and the support surface is smaller than the distance dx between any other point belonging to the face and the support surface.

A slot die coating device according to one embodiment of the present disclosure includes a slot die coater forming an internal space for housing an electrode slurry and a discharge passage in communication with the internal space to discharge the electrode slurry; and a block positioned in the internal space, wherein a first distance defined between a first inside portion and a second inside portion forming the internal space is greater than a second distance defined between a first discharge inside portion and a second discharge inside portion forming the discharge passage, and wherein the block comprises a first block facing the first inside portion and a second block facing the second inside portion.

A dual-slot die coater including a first slot and a second slot for discharging a coating solution in a direction opposite to gravity, a first die block vertically installed on a rear portion of an upper surface of a base, a second die block arranged on a front surface of the first die block to form the first slot between the second die block and the first die block, and a third die block arranged on a front surface of the second die block to form the second slot between the third die block and the second die block, and further includes an alignment block provided between a front portion of the upper surface of the base and a lower surface of the second die block and fastened and coupled to the lower surface of the second die block and a lower surface of the first die block by bolts.

A method and apparatus for coating an electrode is disclosed herein. In some embodiments, an apparatus for coating an electrode slurry includes a coating die configured to coat an electrode slurry on one surface of a current collector, a thickness measuring sensor spaced apart from the current collector by a predetermined interval and configured to measure a thickness of the coated electrode slurry in real time after coating by the coating die; and a controller which controls a coated amount of the electrode slurry in real time according to the measured thickness.