Patent application number | Description | Published |
20090015010 | Method of making a fluid coupling - Each of ridges | 01-15-2009 |
20090183792 | Fluid Control Device - A fluid control device that can be miniaturized without reducing a bolt diameter and a path diameter is provided. | 07-23-2009 |
20100096031 | FLUID CONTROL APPARATUS - There is provided a fluid control apparatus which can reduce the number of members and can improve the assembling operation efficiency. | 04-22-2010 |
20100132808 | FLUID CONTROL APPARATUS AND METHOD FOR ASSEMBLING THE SAME - There is provided a fluid control apparatus which can improve assembling operation efficiency. A screw insertion hole | 06-03-2010 |
20100132819 | FLUID CONTROL APPARATUS - There is provided a fluid control apparatus which enables reducing widths of lines for further reducing space occupied by the apparatus. Support flow-channel blocks | 06-03-2010 |
20100320408 | FLUID CONTROLLER - The present invention provides a fluid controller which enables fine adjustments of low flow rates and enables a user to set desired low flow rates. Low-flow-rate piston stop-position setting means | 12-23-2010 |
20120230757 | BOLT-LOCKING APPARATUS, MOUNTING METHOD THEREOF AND MOUNTING JIG - A bolt-locking apparatus includes a plurality of fitting members | 09-13-2012 |
20130181148 | AIR-OPERATED VALVE - The present invention is directed to provide an air-operated valve suitable for use in a form using a one-touch joint. A casing | 07-18-2013 |
20140110936 | FIXING DEVICE FOR LOWER STAGE MEMBERS AND FLUID CONTROL DEVICE EQUIPPED WITH FIXING DEVICE - Provided are a fixing device for a lower-stage member which facilitates a leveling operation for making upper surfaces of lower-stage members coplanar, and can further enhance a vibration absorbing effect generated by an elastic member, and a fluid control device which includes the fixing device. A fixing device for a lower-stage member is configured such that respective lower-stage members are fixed once and, thereafter, a desired lower-stage member is moved upwardly against an elastic force so as to finely adjust positions of upper surfaces of a plurality of lower-stage members. The elastic member is formed of an annular body made of rubber or a synthetic resin. A cutout which imparts the elastic deformation by bending when a force in the vertical direction is applied to the elastic member is formed on an upper portion and a lower portion of an inner peripheral surface of the elastic member. | 04-24-2014 |
20140110937 | PIPE JOINT - A pipe joint which does not generate fine particles even though being repeatedly mounted and demounted is provided. A pipe joint includes first and second joint members having fluid channels communicating with each other, an annular gasket to be interposed between abutting end surfaces of the both joint members, and a nut configured to couple the joint members. The nut is provided with an inner surface treated layer. The inner surface treated layer includes a Co (cobalt)-P (phosphorous) alloy metal coating provided on an inner surface of the nut and a fluorine coating provided on the surface of the alloy metal coating. | 04-24-2014 |
20140312617 | PIPE JOINT - Provided is a pipe joint which can prevent fine particles generated when a male threaded member and a female threaded member are threadedly engaged with each other from entering a fluid passage thus maintaining a high degree of cleanliness. Joint members | 10-23-2014 |
20140319403 | DIAPHRAGM VALVE AND SEAT HOLDER UNIT FOR DIAPHRAGM VALVE - A diaphragm valve and a seat holder unit for the diaphragm valve which allows easy replacement of a seat is provided. The diaphragm valve includes a retainer configured to hold a seat holder. The seat holder is demountably arranged on a body to hold a seat. The retainer has a substantially cylindrical shape and includes an inward flange portion receiving the outer peripheral edge portion of the seat holder, and is demountably mounted on the diaphragm holding members in a state of holding the seat holder. | 10-30-2014 |
20140326915 | DIAPHRAGM VALVE - There is provided a diaphragm valve configured to prevent a body from being scratched significantly even when replacement of a seat is repeated. A body | 11-06-2014 |
20140333067 | JOINT - Provided is a joint which can decrease the number of kinds of parts. A bolt | 11-13-2014 |
Patent application number | Description | Published |
20090009297 | System for recording valve actuation information - The present invention provides a system for recording valve actuation information that enables to figure out the actual operation condition of each individual valve without checking plural valves individually, and the valves do not have to be wired, and the structure of the system is simple. | 01-08-2009 |
20090032115 | VACUUM THERMAL INSULATING VALVE - The present invention provides a vacuum thermal insulating valve that may be used at high temperature in gas supply systems or gas exhaust systems, and also may be made substantially small and compact in size owing to its excellent thermal insulating performance. With a vacuum thermal insulating valve comprising a valve equipped with a valve body and an actuator, and a vacuum thermal insulating box that houses the valve, the afore-mentioned vacuum thermal insulating box S is formed by a square-shaped lower vacuum jacket S | 02-05-2009 |
20090146089 | PRESSURE TYPE FLOW RATE CONTROL REFERENCE AND CORROSION RESISTANT PRESSURE TYPE FLOW RATE CONTROLLER USED FOR THE SAME - A pressure type flow rate control reference which allows performance of flow rate calibrations of a flow rate controller on all types of gases, including corrosive gases, at low costs, and also has excellent flow rate control accuracy. | 06-11-2009 |
20090171507 | GASKET TYPE ORIFICE AND PRESSURE TYPE FLOW RATE CONTROL APPARATUS FOR WHICH THE ORIFICE IS EMPLOYED - An orifice changeable pressure type flow rate control apparatus comprises a valve body of a control valve for a pressure type flow rate control apparatus installed between an inlet side fitting block provided with a coupling part of a fluid supply pipe and an outlet side fitting block provided with a coupling part of a fluid takeout pipe; a fluid inlet side of the valve body and the inlet side fitting block, and a fluid outlet side of the valve body and the outlet side fitting block are detachably and hermitically connected respectively so a flow passage for gases through the control valve is formed; and, a gasket type orifice for a pressure type flow rate control apparatus is removably inserted between a gasket type orifice insertion hole provided on the outlet side of the valve body and a gasket type orifice insertion hole of the outlet side fitting block. | 07-02-2009 |
20100139775 | FLOW RATE RANGE VARIABLE TYPE FLOW RATE CONTROL APPARATUS - A pressure type flow control device enabling a reduction in size and an installation cost by accurately controlling the flow of a fluid in a wide flow range. Specifically, the flow of the fluid flowing in an orifice ( | 06-10-2010 |
20110120566 | DISCONTINUOUS SWITCHING FLUID FLOW RATE CONTROL METHOD USING PRESSURE TYPE FLOW RATE CONTROL DEVICE - A fluid flow rate control method is provided that uses a flow rate range variable type pressure type flow rate control device provided with at least two or more parallel fluid passages disposed between the downstream side of a control valve of the control device and a fluid supply pipe passage, and orifices having different fluid flow rate characteristics are respectively interposed in parallel fluid passages to pass fluid in a first flow rate region through one orifice for flow rate control, and to pass fluid in a second flow rate region through at least another orifice for flow rate control. Flow rate characteristics of the respective orifices are selected so that a maximum controllable flow rate of fluid in the first flow rate region at low flow rate is smaller than 10% of a maximum controllable flow rate in the second flow rate region at high flow rate. | 05-26-2011 |
20110315905 | GASKET TYPE ORIFICE AND PRESSURE TYPE FLOW RATE CONTROL APPARATUS FOR WHICH THE ORIFICE IS EMPLOYED - A gasket type orifice includes a first orifice base having a through-type passage in a central area thereof, a second orifice base having in a central area thereof a through-type passage communicating with the passage of the first orifice base, and an orifice plate having an orifice hole formed in a central area thereof, wherein the orifice plate is mounted by insertion in an airtight manner between both orifice bases, and the gasket type orifice is installed in a fluid passage, in which the outer end faces of both orifice bases respectively serve as sealing faces, and an outer diameter of the second orifice base, located on the downstream side, is larger than an outer diameter of the first orifice base located on the upstream side, and an outer peripheral edge portion of an inner end face of the second orifice base serves as another sealing face. | 12-29-2011 |
20120234406 | PRESSURE TYPE FLOW RATE CONTROL REFERENCE AND CORROSION RESISTANT PRESSURE TYPE FLOW RATE CONTROLLER USED FOR THE SAME - A pressure type flow rate control reference allows the performance of flow rate calibrations of a flow rate controller on all types of gases, including corrosive gases, at low costs, and also has excellent flow rate control accuracy. The pressure type flow rate control reference includes a pressure controller for adjusting the pressure of a calibration gas from a calibration gas supply source, a first volume provided on the downstream side of a pressure controller, a first connection mouth of an uncalibrated flow rate controller provided on the downstream side of the first volume, a reference pressure type flow rate controller connected to a second connection mouth on the downstream side of the uncalibrated flow rate controller, a second volume provided on the downstream side of a reference pressure type flow rate controller, and an evacuation device provided on the downstream side of the second volume. | 09-20-2012 |
20130220451 | FLOW RATE RANGE VARIABLE TYPE FLOW RATE CONTROL APPARATUS - A pressure type flow rate control apparatus is provided wherein flow rate of fluid passing through an orifice is computed as Qc=KP | 08-29-2013 |