| Surpass Industry Co., Ltd. Patent applications |
| Patent application number | Title | Published |
|---|
| 20120111423 | FLUIDIC DEVICE UNIT STRUCTURE - Provided is a fluidic device unit structure in which a plurality of fluidic devices are integrated into a single unit and in which retention of a chemical solution or the like can be prevented. The fluidic device unit structure includes a plurality of fluidic devices connected through a channel; a base member on which the plurality of fluidic devices are integrally disposed; a fastened portion disposed inside the base member; and a fastening member fastened to the fastened portion through at least the fluidic device to thereby hold the fluidic device with the base member. | 05-10-2012 |
| 20120037625 | COUPLING DEVICE - A coupling device which is provided at a mouth | 02-16-2012 |
| 20120036942 | STRAIGHT TUBE ULTRASONIC FLOW METER - Provided is a straight tube ultrasonic flow meter capable eliminating error causes in the ultrasonic wave measurement, and having further improved measurement accuracy. A straight tube ultrasonic flow meter ( | 02-16-2012 |
| 20110214757 | PRESSURE SENSOR, PRESSURE-DIFFERENTIAL FLOW RATE METER, AND FLOW RATE CONTROLLER - In a pressure sensor that detects the pressure of liquid flowing in a main fluid flow path, a pressure measuring unit is installed by providing a pressure measuring space at a position branching from a straight-pipe portion of the main fluid flow path, and, in addition, the main fluid flow path and the pressure measuring space are connected with an inlet pipe and an outlet pipe whose pipe diameters are smaller than the main fluid flow path. | 09-08-2011 |
| 20110100481 | SOCKET STRUCTURE - Provided is a socket structure capable of preventing or inhibiting defective attachment/detachment thereof and defective movement and defective sealing of a valve mechanism due to a solid deposit caused by a fluid. A socket used by connecting the socket to a plug of a connector includes a socket body in which a channel is formed and which has a valve mechanism; and a sleeve which is disposed so as to be slidable in an axial direction thereof and rotatable along an outer circumferential surface of the socket body. The socket is configured to be screwed and secured by inserting and connecting an entrance of the channel that opens at a lower end of the socket body to a plug exit that opens at an upper end of the plug and then a sleeve thread portion is screwed into a socket female thread portion by rotating the sleeve. | 05-05-2011 |
| 20100252134 | FLUID DEVICE UNIT STRUCTURE - Provided is a fluid device unit structure in which a chemical solution stagnation portion that is formed between a valve of a main fluid flow path and a branching point of a return flow path is minimized to cause hardly any solidification of a chemical solution. In the fluid device unit structure in which a plurality of fluid devices that are connected via flow paths are integrated on a base member ( | 10-07-2010 |
| 20100230626 | SUCK-BACK VALVE - A suck-back valve includes a piston and a valve body linked via a shaft portion. An open/close valve, operated by fluid pressure, is provided with a suck-back function. A suck-back chamber formed in an internal channel of the open/close valve and an actuator that operates the piston are separated by a diaphragm linked to and operating with the shaft portion. The shaft portion includes a valve-body-side shaft portion and a piston-side shaft portion. The piston-side shaft portion is loosely fitted to the valve-body-side shaft portion, allowing for independent movement in an axial direction. The closing operation of the valve body involves a two-step operation where, first, the shaft portion, along with the piston and the diaphragm, moves to the fully closed position of the valve body and where, second, the piston-side shaft portion moves with the piston and the diaphragm to increase the volume of the suck-back chamber. | 09-16-2010 |
| 20100229971 | BACK-PRESSURE RESPONSIVE VALVE - In a back-pressure responsive valve that receives large back pressure, the influence of the back pressure is minimized to limit or prevent an increase in size of an actuator and to maintain the valve function. A back-pressure responsive valve ( | 09-16-2010 |
| 20100229963 | FLUIDIC DEVICE UNIT STRUCTURE - A fluidic device unit structure in which a plurality of fluidic devices are integrated and which is effective in reducing a footprint is provided. With a fluidic device unit structure in which a plurality of fluid devices that are connected via channels are integrated in a base member, the base member includes a plurality of mounting surfaces on which the fluidic devices are mounted and inclined channels for connecting the mounting surfaces in the interior of the base member. | 09-16-2010 |
| 20100200083 | FLOW RATE CONTROLLER - A flow rate controller detects a clogged state of an orifice to prevent errors during flow rate measurement. The flow rate controller includes a differential pressure flow meter, with an orifice disposed between a pair of pressure sensors, that converts a pressure difference detected by the two pressure sensors into a flow rate, a flow-rate adjusting valve whose degree of opening is controlled such that the difference between a measured flow rate value and a preset flow rate value falls within a predetermined range, and a control unit that controls the degree of opening of the flow-rate adjusting valve upon receiving the pressure values detected by the pressure sensors. The control unit compares the preset flow rate value and the measured flow rate value and determines that there is a clog fault when a flow rate difference, as compared with a predetermined value, continues for a predetermined time period. | 08-12-2010 |
| 20100193517 | PLUG STRUCTURE - A plug structure which allows attachment to a container whose cap attachment screw at the container inlet port is an outer screw is provided. There is provided a plug structure used for a container whose cap attachment screw of a container inlet port is an outer screw, configured to be attached to the container inlet port, and provided with a siphon tube for taking out liquid in the interior of the container including a plug body to be press-fitted into the container inlet port being resiliently deformable in a radial direction at a lower portion thereof, and a locking claw provided on an outer peripheral surface of the lower portion of the plug body so as to project toward an inner wall surface of the container inlet port. | 08-05-2010 |
| 20100193056 | FLOWMETER AND FLOW-RATE CONTROLLER - A flowmeter in which a flow rate can be measured over a wide flow-rate range while an increase in the cost of manufacture thereof is minimized, and a flow-rate controller equipped with such a flowmeter are provided. Provided are an upstream-side pressure sensor that measures the pressure of a fluid in an upstream-side channel, a downstream-side pressure sensor that measures the pressure of the fluid in a downstream-side channel, a first throttle section disposed between the upstream-side channel and the downstream-side channel and having a channel area that is smaller than that of at least the upstream-side channel, a bypass channel branching off from between the upstream-side pressure sensor in the upstream-side channel and the first throttle section and connected with the downstream-side channel, an on/off valve that controls the flow rate of the fluid flowing through the bypass channel, and a second throttle section disposed between the bypass channel and the downstream-side channel and having a channel area that is smaller than that of at least the bypass channel. | 08-05-2010 |
| 20100180963 | FLUID APPARATUS UNIT STRUCTURE - A fluid apparatus unit structure in which a uniform tightening force is easily applied over the entire periphery by tightening a plurality of fastening members to obtain an advantageous sealing performance is provided. In s fluid apparatus unit structure in which plural fluid apparatus components that are connected via flow paths are collected together and integrated onto a base member, a casing member for the fluid apparatus components is partitioned into plural members in the base member mating direction, a female threading portion assembly ( | 07-22-2010 |
| 20100163125 | FLUID APPARATUS UNIT STRUCTURE - A fluid apparatus unit structure is provided that can be applied to a use in which a chemical fluid is removed as necessary while chemical fluid circulation and water circulation are being carried out, a fluid such as a chemical fluid does not readily solidify therein, and the fluid apparatus unit structure is compact. In the fluid apparatus unit structure (FU) that groups together and integrates plural fluid apparatus components that are connected via a flow path into a base member ( | 07-01-2010 |
| 20100005904 | DIFFERENTIAL-PRESSURE FLOW METER AND FLOW-RATE CONTROLLER - A differential-pressure flow meter is capable of easily eliminating adhesion to an orifice of an extraneous material. The differential-pressure flow meter includes: a pair of pressure sensors provided on a straight pipe part of a main fluid channel; an orifice unit interposed between the pair of pressure sensors; a columnar orifice body provided on the main fluid channel to be detachable in a direction orthogonal to a flow direction of a fluid in the main fluid channel; and an orifice hole penetrating the orifice body in the flow direction of the fluid, wherein the orifice body is rotatable at a prescribed installation position to reverse an upstream side and a downstream side with respect to the orifice hole, and flow rate measurement is performed by converting into a flow rate a difference in pressure that is obtained from two pressure values sensed respectively by the pair of pressure sensors. | 01-14-2010 |
| 20100001517 | Fluid-Transfer Coupling Device - A fluid-transfer coupling device includes a cylindrical housing ( | 01-07-2010 |
| 20100001221 | Flow-rate control valve - The present invention provides a flow-rate control valve that allows for manufacturing cost reduction and has a compact size with improved ease of maintenance. The flow-rate control valve includes a lower casing provided with a channel that leads a liquid and a fluid and with a valve seat, a valve body that controls, in conjunction with the valve seat, the flow rate of the liquid and the fluid that pass through the channel, a reciprocating drive part that moves the valve body closer to or away from the valve seat, and an upper casing that houses the reciprocating drive part. | 01-07-2010 |
| 20090230339 | Valve Control Apparatus and Flow Rate Controller - A valve control apparatus including a stepping motor coupled to a valve and a motor control unit for controlling the stepping motor is provided. The motor control unit includes a motor control section for applying drive pulses to the pulse motor, a counting section for counting the number of drive pulses applied to the pulse motor, a voltage-drop detecting section for detecting a voltage drop of a drive power supply for the motor control section, and a writing section for writing a count from the counting section in a nonvolatile memory if the voltage-drop detecting section detects the voltage drop. | 09-17-2009 |
| 20090205441 | Flow-Rate Measuring Method and Flow-Rate Measuring Device - A measurable flow-rate range is increased to enhance usability. A flow-rate measuring method for measuring the flow rate of a fluid inside a tube is provided. This method uses a thermal-marker generator that heats the fluid flowing through the tube from the outside thereof to generate a thermal marker in the fluid inside the tube and a thermal-marker detector disposed downstream of the thermal-marker generator and configured to detect the thermal marker in the fluid inside the tube generated by the thermal-marker generator, so as to measure the flow rate on the basis of the distance between the thermal-marker generator and the thermal-marker detector, a time period between a point at which the thermal marker in the fluid inside the tube is generated by the thermal-marker generator and a point at which the thermal marker is detected by the thermal-marker detector, and the cross-sectional area of the tube. In this method, the thermal-marker generator heats the fluid by a microwave heating technique, and microwaves are applied to the fluid by using a microstrip line. | 08-20-2009 |
| 20090126503 | Heat Signal Writing Device - A heat signal writing device forming a clear writing pattern of a heat signal is provided. A heat signal writing device | 05-21-2009 |
| 20090101217 | Flow-Rate Controller, and Regulator Unit and Valve Unit Used for the Same - A highly versatile flow-rate controller that is easy to handle and a regulator unit and a valve unit used for the same are provided. The flow-rate controller includes a regulator unit having a regulator and a first pressure sensor, a valve unit having a second pressure sensor and a flow-rate control valve, and an orifice unit that is connected to the regulator unit and the valve unit in a detachable manner and that has a fluid channel and an orifice that connect to the regulator unit and the valve unit. | 04-23-2009 |
| 20090078038 | FLOW METER AND FLOW-REGULATING SYSTEM USING THE SAME - Provided are a flow meter and a flow-rate control system using the same that is capable of measuring a flow rate in a minute flow-rate region with excellent measurement accuracy by preventing or suppressing the generation of bubbles and in which accumulation of the fluid and the bubbles is less likely to occur. The flow meter is for measuring a minute flow rate of a fluid flowing through a fluid channel whose outlet environment is set to constant pressure, the flow meter including a flow-rate measurement conduit portion having a predetermined length connected to an outlet-side end of the fluid channel | 03-26-2009 |
| 20090072173 | Flow control valve - An object is to provide a flow control valve that is capable of reducing or eliminating backlash generated between a male threaded portion and a female threaded portion engaged with the male threaded portion and preventing or eliminating hysteresis in the flow level. The flow control valve includes a body having a fluid inlet and a fluid outlet, a cover attachable to the body, a motor disposed in a space defined by the body and the cover, a valving element connected to a rotary shaft of the motor with a screw member, and an urging member that urges the valving element toward the motor side or toward the side opposite to the motor. | 03-19-2009 |
| 20090026059 | PRESSURE SWITCH - A compact pressure switch that causes little error in the operating point of the switch and that has resistance to dust, water, and chemical solutions is provided. The pressure switch includes a housing ( | 01-29-2009 |
| 20090025473 | Flow Rate Detection Method and Flow Rate Detection Apparatus Using a Heat Signal - A flow rate detection method using a heat signal that enables accurate flow rate measurement by eliminating sources of measurement error is provided. The flow rate detection method, using a heat signal, of writing a temperature-change heat signal in a medium traveling through a channel and detecting the heat signal with heat signal detecting means provided at a position away from the writing position, to measure a traveling speed of the medium, wherein first and second temperature sensors | 01-29-2009 |
| 20090020176 | JOINT FOR FLUID CONTAINER - A joint for duplex storage type fluid container that can attain secure fitting of a liquid discharge tube and can attain easy, secure connection of a passage for fluid emission disposed in a dispenser to the liquid discharge tube. There is provided a joint for fluid container comprising flexible bag ( | 01-22-2009 |
| 20080272323 | Connector to Be Attached to Liquid Tank and Liquid Tank Provided With the Connector - The object is to provide a connector to be attached to a liquid tank, which reduces a trouble of arranging a plug, is advantageous in cost and capable of preventing misconnection, is provided by compactly integrating two types of plugs, which are a liquid delivery plug and a gas feeding plug. The connector is to be attached to a liquid tank for delivery of an internal liquid, and is constructed of: a plug ( | 11-06-2008 |
