A system (1) for distributing resin (3), the system (1) including at least one supply of resin (3a,3b), at least one conduit (5a,5b) operatively connectable to a corresponding supply of resin (3a,3b), and at least one pump (7a,7b) operatively connectable to each conduit (5a,5b) for pumping resin (3) from the corresponding supply of resin (3a,3b). The system (1) also includes a driving assembly (9) operatively connectable to each pump (7a,7b) for driving the same, the driving assembly (9) including a transmission assembly (11) being configured specifically depending on the nature of resin (3) to be pumped through each conduit (5a,5b). The system (1) also includes a discharging assembly (13) operatively connectable to each conduit (5a,5b) for discharging resin (3) out from the discharging assembly (13), the discharging assembly (13) being also operatively connectable to the driving assembly (9) for selectively and adjustably controlling operating parameters of each pump (7a,7b). Also described is a resin reservoir bag to be used for with the resin distributing system (1).

According to some embodiments, a system and method for dispensing a floor coating in a specified ratio of multiple components is disclosed. The system and method may set and maintain a desired ratio of the multiple components by controlling, with a controller, a drive rate of respective pumps configured for propelling the components from a reservoir to a mixer or a dispenser. The controller may be responsive to at least one of a measured actual drive rate, an environmental condition, an actual usage of each component, and an operational parameter of the system, for adjusting a drive rate of the respective pumps to compensate for discrepancies that may affect the ratio of the multiple components.

The present disclosure provides an apparatus for supplying chemicals, and an apparatus and a method for treating a substrate. An apparatus for supplying chemicals, according to an embodiment of the present disclosure, includes a storage tank storing the chemicals; a chemical discharge line discharging the chemicals from the storage tank; a circulation line connected to the storage tank and self-circulating the chemicals from the storage tank; a leak determining line connected to the circulation line and supplying gas to the circulation line; and a measurement unit measuring a change in pressure of the gas supplied to the circulation line.

The invention relates to a plastic mesh having a plurality of chains extending parallel to one another in a longitudinal direction, which plastic mesh has a plurality of groups of chains (2) adjacent to one another, which are in each case formed of at least two chains (2a, 2b). The groups of chains (2) have a greater spacing relative to one another or also relative to a further individual chain (1) than the chains (2a, 2b) within a group of chains (2). A thread (3) runs in a zigzag between two adjacent groups of chains (2) or also between one group of chains (2) and an individual chain (1) and connects the chains (1) or groups of chains (2).

A method of preparing a photochromic optical article is provided, which includes: (i) applying a first organic solvent to a surface of an optical substrate, thereby forming an organic solvent wetted surface on the optical substrate; and (ii) applying a curable photochromic coating composition over the organic solvent wetted surface of said optical substrate, thereby forming a curable photochromic coating layer over the surface of the optical substrate. The curable photochromic coating composition includes a second organic solvent, and the first and second organic solvents are miscible with each other. With some embodiments, the first and second organic solvents are the same.

A method for metering a liquid or pasty product in a pressure-regulated manner, has the following steps: metering the product into a mixing chamber using a metering pump; ascertaining a product pressure of the product according to the mixing chamber; ascertaining a deviation of the product pressure from a specified target pressure; and opening or closing a pressure regulating valve provided on an outlet nozzle of the mixing chamber based on the pressure in order to equalize the product pressure and the target pressure, wherein the product pressure is reduced when the pressure regulating valve is opened and increased when the pressure regulating valve is closed.

A system for applying a two-part adhesive to a substrate includes two separate trays for holding a 15 gallon capacity drum containing a two-part adhesive compound, where the trays are tiltable independent of each other, a prime mover for providing an output torque, a first pump connected to the prime mover for receiving the output torque, the first pump having an inlet and an outlet, a second pump connected to the prime mover for receiving the output torque, the second pump having an inlet and an outlet, a first compound in communication with the inlet of the first pump, a second compound in communication with the inlet of the second pump, a first accumulator in communication with the outlet of the first pump, a second accumulator in communication with the outlet of the second pump, a first manifold in communication with the outlet of the first pump, and a second manifold in communication with the outlet of the second pump. A plurality of applicators is included.

A glue dispensing system and the glue supplying method thereof are disclosed. The glue dispensing system uses at least one feed tank to provide or supply the glue to a glue dispensing needle cylinder. Thus, the glue dispensing needle cylinder does not need to be replaced or the frequency of replacing the glue dispensing needle cylinder can be decreased in order to save more time, reduce manpower waste and decrease the cost.

An apparatus for dispensing a viscous fluid includes a dispenser module including a nozzle which dispenses a viscous fluid according to a profile; a robot module configured to move the nozzle according to the profile; a vision module configured to generate an image by photographing a workpiece to which the viscous fluid is dispensed; and a control module configured to integrally control the dispenser module and the robot module based on the image received from the vision module to dispense the viscous fluid according to the profile, wherein, in order to generate the profile, the control module provides a user with an interface which enables the user to input a pattern of the viscous fluid in such a way as to draw the pattern on the image. A user may freely generate a pattern of a viscous fluid, and may accurately dispense the viscous fluid according to the generated pattern.

Portable hybrid system for application of any material of drywall compound material, paint material, and texture material by the hybrid system via any of a plurality of material expulsion outlet ports, comprising: a pressurizable hollow tank for carrying material, at least one air compressor for pressurizing the material from the tank, an optionally attachable paint roller subsystem, an optionally attachable paint sprayer subsystem, an optionally attachable drywall compound applicator subsystem, an optionally attachable texture applicator subsystem, and an optionally attachable edge-cutting porous paint pad subsystem, enabling a plurality of workers to apply a given material from a single tank of the material.