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30 results about "Ansi standards" patented technology

Positive flow valve

InactiveUS20060200090A1Reliable and repeatable performanceEliminate dead spaceMedical devicesIntravenous devicesNoseEngineering
A closed system, spikeless, positive-flow valve device includes a body defining an internal cavity. At the proximal end of the body is an opening which is preferably sufficiently large to receive an ANSI standard tip of a medical implement. The valve includes a plastic, resilient silicon seal which fills the upper cavity and opening with an oval seal cap having a slit. The opening presses the oval seal cap to keep the slit closed in the decompressed state. The slit opens as the nose of the medical implement compresses the seal into the cavity and the seal cap is free from the opening. The housing also includes a fluid space which facilitates fluid flow between the medical implement and a catheter tip. The fluid space within the valve automatically and reversibly increases upon insertion of the medical implement into the cavity and decreases upon withdrawal of the medical implement, such that a positive flow from the valve toward the catheter tip is effected upon withdrawal of the medical implement, thereby preventing a flow of blood from a patient into the catheter when the medical implement is removed from the valve.
Owner:LOPEZ GEORGE A +6

Medical valve and method of use

A closed system, needleless valve device includes a generally tubular body defining an internal cavity. On the proximal end of the body there is an opening which is preferably sufficiently large to receive an ANSI standard tip of a medical implement. The distal end of the body has a generally tubular skirt. The valve also includes a hollow spike having a closed tip. The spike includes at least one longitudinal 18-gauge hole located distal the tip, and is seated inside the cavity such that the tip is below the proximal end of the body. An annular support cuff is connected to the spike which seals off a portion of the cavity of the body such that an upper cavity containing the tip is defined. The valve also includes a plastic, resilient silicone seal which fills the upper cavity and opening and covers the tip of the spike so as to present a flush surface. An adaptor enables the valve to be attached to a resealable container.
Owner:ICU MEDICAL INC

Single-phase static electric energy meter and circuit control method thereof

InactiveCN101315394ANormal LCD displayInduction metersTime-sharingLoad following power plant
The invention relates to a single-phase static electric energy meter and a circuit controlling method, wherein, the electric energy meter comprises a metering unit, a recording unit, a communication unit, a monitoring unit, a self-checking unit, a displaying unit and a time sharing unit. The metering unit adopts single-phase three-wire, meters maximum demand, and has high current and a wide metering range; the recording unit is used for recording electric energy, the maximum demand, demand generation time, recording a load curve, and recording events such as programming, timing, demand clearing and time zone switching; the communication unit is used for carrier communication on an automatic networking power line, and provides the optical port communication conforming to ANSI specification; the monitoring unit is used for detecting the voltage, the current, the active power, the apparent power and the frequency of an electric network and detecting undervoltage, excess voltage, current loss and over-current; the self-checking unit is used for checking time sharing setting errors, and metering the errors, etc.; the displaying unit is used for normally performing liquid crystal display at the low temperature of subzero 40 DEG C; and the time sharing unit is used for meeting the multiple rate time share of the ANSI standard. The invention provides the single-phase static electric energy meter which is provided with more complete functions and more suitable for the use requirements of multiple levels of users.
Owner:SHANGHAI JINLING INTELLIGENT ELECTRIC METER +2

High performance organic electroluminescent device and preparation method thereof

The invention discloses a high performance organic electroluminescent device and a preparation method thereof. The method includes performing ultrasonic cleaning on an anode ITO transparent conductiveglass substrate, and performing baking until drying; processing the ITO transparent conductive glass substrate by using an ultraviolet lamp and ozone; placing the ITO transparent conductive glass substrate in a vacuum chamber, and performing vacuum pumping; performing successive vacuum evaporation of a hole injection layer, a hole transport layer and an electron and exciton barrier layer on the ITO transparent conductive glass substrate; continuously performing evaporation of a photochromic filling based white light emitting layer on the ITO transparent conductive glass substrate; and continuously performing evaporation of an electron transport layer, an electron injecting layer and a metal cathode electrode. WOLED devices with high CRI and CIE color coordinates meeting an ANSI standard can be realized in a white light system consisting of binary monochromatic lights; the adjustment from cool white light (5,000K) to warm white light (2,000K) can be realized; and the preparation of high performance WOLED devices can be realized, and therefore, the process of preparing devices can be greatly simplified, and preparation costs can be reduced.
Owner:SUZHOU UNIV

Mechanical seal suitable for ANSI standard pump cavity

The invention discloses a mechanical seal suitable for an ANSI standard pump cavity. An end cover is arranged on a shaft sleeve in a sleeving mode, and a medium side seal and an atmosphere side seal are installed on the two sides of the end cover respectively and arranged on the shaft sleeve in a sleeving mode. The medium side seal comprises a medium side rotation ring, a medium side compensation ring and a medium side spring, wherein the medium side rotation ring, the medium side compensation ring and the medium side spring are sequentially installed on the shaft sleeve, one end of the medium side spring makes contacts with the medium side compensation ring, and the other end of the medium side spring is installed in the end cover. The atmosphere side seal comprises an atmosphere side rotation ring, an atmosphere side compensation ring and an atmosphere side spring, wherein the atmosphere side rotation ring, the atmosphere side compensation ring and the atmosphere side spring are sequentially installed on the shaft sleeve, one end of the atmosphere side spring makes contact with the atmosphere side compensation ring, and the other end of the atmosphere side spring is installed in the end cover. The mechanical seal has the advantages of being compact in structure, small in radial dimension and suitable for narrow space; by the adoption of balance type multi-spring design, the mechanical seal is good in sealing effect; because the springs do not make contact with medium materials and pressure borne by the whole seal is offset, the mechanical seal is capable of bearing two-way pressure and suitable for working conditions of various media.
Owner:DALIAN HUAYANG SEALS

Electric energy meter based on optical communication technology and circuit control method thereof

InactiveCN104459304ANormal LCD displayElectrical measurementsTechnical standardEngineering
The invention relates to the technical field of metering electric meters, and particularly relates to an electric energy meter based on an optical communication technology and a circuit control method thereof. The electric energy meter comprises a metering unit, a recording unit, a communication unit, a monitoring unit, a self-checking unit, a display unit and a timeshare unit. The metering unit is single-phase three-wire and meters the maximum demand, and is high in current and wide in metering range. The recording unit is used for recording electric energy, the maximum demand and demand generation time, recording a load curve and recording events of programming, time synchronization, demand zero clearing and time zone switching, etc. The communication unit is used for performing carrier communication on an automatic networking power line and providing optical port communication meeting an ANSI protocol. The monitoring unit is used for detecting power grid voltage, current, active power, apparent power and frequency. The self-checking unit is used for checking timeshare set errors and metering errors. The display unit is used for performing liquid crystal display normally at low temperature of -40 DEG C. The timeshare unit is used for meeting multi-rate timesharing of an ANSI standard. The invention provides the single-phase static electric energy meter which is more comprehensive in function and further adaptive to use demands of multilevel clients.
Owner:河南单点留学中介服务有限公司

Method for weaving gloves

The invention provides a method for weaving gloves. The method includes the following steps of separately preparing first wrapping yarn and second wrapping yarn; using a circular knitting machine forweaving the first wrapping yarn and the second wrapping yarn into the gloves. Compared with the prior art, the gloves have the advantages that a fourth-level EN 388 standard wear-resisting property, afifth-level EN 388 standard anti-cutting property, a fourth-level EN 388 standard anti-tearing property and a fourth-level EN 388 standard anti-puncture property can be achieved, and a fifth-level ANSI standard anti-cutting property can be achieved; the cost is low, and the gloves are suitable for large-scale popularization.
Owner:NANTONG QIANGSHENG SAFETY PROTECTION TECHNOLOGY CO LTD

A mechanical seal conforming to ansi standard pump cavity

The invention discloses a mechanical seal suitable for an ANSI standard pump cavity. An end cover is arranged on a shaft sleeve in a sleeving mode, and a medium side seal and an atmosphere side seal are installed on the two sides of the end cover respectively and arranged on the shaft sleeve in a sleeving mode. The medium side seal comprises a medium side rotation ring, a medium side compensation ring and a medium side spring, wherein the medium side rotation ring, the medium side compensation ring and the medium side spring are sequentially installed on the shaft sleeve, one end of the medium side spring makes contacts with the medium side compensation ring, and the other end of the medium side spring is installed in the end cover. The atmosphere side seal comprises an atmosphere side rotation ring, an atmosphere side compensation ring and an atmosphere side spring, wherein the atmosphere side rotation ring, the atmosphere side compensation ring and the atmosphere side spring are sequentially installed on the shaft sleeve, one end of the atmosphere side spring makes contact with the atmosphere side compensation ring, and the other end of the atmosphere side spring is installed in the end cover. The mechanical seal has the advantages of being compact in structure, small in radial dimension and suitable for narrow space; by the adoption of balance type multi-spring design, the mechanical seal is good in sealing effect; because the springs do not make contact with medium materials and pressure borne by the whole seal is offset, the mechanical seal is capable of bearing two-way pressure and suitable for working conditions of various media.
Owner:DALIAN HUAYANG SEALS

Electric energy meter structure based on scheme of compatibility of ANSI standard round meter with single-phase three-phase relay

The invention relates to an electric energy meter structure based on a scheme of compatibility of an ANSI standard round meter with a single-phase three-phase relay. The electric energy meter structure comprises a pedestal; an inner cover is arranged on the pedestal; and an outer cover is arranged outside the inner cover. The electric energy meter structure is characterized in that a first circuitboard and a second circuit board are arranged inside a cavity formed by the inner cover and the pedestal; a support structure is arranged on the pedestal; and the first circuit board and the second circuit board that are arranged up and down at an interval are fixedly connected to the support structure. Besides, a relay and transformer module assembly is arranged on the pedestal and is provided with and is connected with a leading sheet; and the leading sheet stretches out of the pedestal. Compared with the prior, the electric energy meter structure has the following advantages: the structureis simple and reliable; the structure is manufactured conveniently with low costs; compatibility of the meter type with a relay and manganin is realized; the assembling becomes simple; the cost is low; and the enterprise is able to carry out production and goods preparation conveniently.
Owner:NINGBO SANXING MEDICAL & ELECTRIC CO LTD
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