Antisiphon device definition

Antisiphon device means a device which will prevent back siphonage by means of a relief valve which automatically opens to the atmosphere, preventing the creation of subatmospheric pressure within a pipe, thereby preventing water from reversing its flow.
Antisiphon device means a device which will pi-event, back, siphonage by means of a relief valve which auto­ matically opens to the atmosphere, preventing the creation of subatmospheric pressure within a pipe, thereby pre­ venting waterfrom reversing its flow.
Antisiphon device means a safety device used to prevent the backflow of a mixture of water and chemicals into the water supply.

Examples of Antisiphon device in a sentence

  • Anti-siphon device: any equipment designed and constructed to prevent the accidental backflow or siphoning of pesticide into any water supply or to prevent contamination by a pesticide of other materials being injected at the same time such as fertilizers or other pesticides.

Related to Antisiphon device

  • Cephalometric device means a device intended for the radiographic visualization and measurement of the dimensions of the human head.

  • Orthotic device means a custom-fitted or custom-fabricated medical device that is applied to a part of the human body to correct a deformity, improve function, or relieve symptoms of a disease.

  • Mobile Device means a computing device, typically smaller than a notebook, which runs a mobile operating system, such as iOS, Android, or Windows Phone. Mobile Devices include smart phones, most tablets, and other form factors.

  • Assistive technology device means any item, piece of equipment, or product system that is used to increase, maintain, or improve the functional capacities of a child with a disability.

  • Assistive device means any item, piece of equipment, or product system which is used to increase, maintain, or improve the functional capabilities of an individual with a disability in the workplace or on the job. “Assistive device” does not mean any medical device, surgical device, or organ implanted or transplanted into or attached directly to an individual. “Assistive device” does not include any device for which a certificate of title is issued by the state department of transportation, but does include any item, piece of equipment, or product system otherwise meeting the definition of “assistive device” that is incorporated, attached, or included as a modification in or to such a device issued a certificate of title.

  • in vitro diagnostic medical device means any medical device which is a reagent, reagent product, calibrator, control material, kit, instrument, apparatus, equipment, software or system, whether used alone or in combination, intended by the manufacturer to be used in vitro for the examination of specimens, including blood and tissue donations, derived from the human body, solely or principally for the purpose of providing information:

  • Assistive Devices means any category of durable medical equipment, mechanical apparatus, electrical appliance, or instrument of technology used to assist and enhance an individual's independence in performing any activity of daily living. Assistive devices include the use of service animals, general household items, or furniture to assist the individual.

  • Network Interface Device or "NID" is a Network Element (including all of its features, functions and capabilities) that includes any means of Interconnection of End User Customer premises wiring to Qwest's distribution plant, such as a cross connect device used for that purpose. "New Service Provider" means the Party to which an End User Customer switches its local Exchange Service or the Party to which an End User Customer is porting its telephone number(s).

  • Prescription device means an instrument, apparatus, implement, machine,

  • Electronic device technology means any technology that involves microelectronics, semiconductors, electronic equipment, and instrumentation, radio frequency, microwave, and millimeter electronics; optical and optic-electrical devices; or data and digital communications and imaging devices.

  • Prosthetic device means a replacement, corrective, or supportive device, other than contact lenses and dental prosthesis, dispensed pursuant to a prescription, including repair or replacement parts for that device, worn on or in the body to do 1 or more of the following:

  • Assisted amusement device means an amusement device, skill device, or ride

  • Device means instruments, apparatus, and contrivances, including their components, parts, and

  • Control device means equipment (such as an incinerator or carbon adsorber) used to reduce, by destruction or removal, the amount of air contaminants in an air stream prior to discharge to the ambient air.

  • Capture device means a hood, enclosed room, floor sweep, or other means of collecting solvent emissions or other pollutants into a duct. The pollutant can be directed to a pollution control device such as an incinerator or carbon adsorber.

  • Advertising device means any device or object erected or located so as to attract public attention to any goods or services or facilities or events and includes flags, banners, pennants and lights;

  • Sensor means any measurement device that is not part of the vehicle itself but installed to determine parameters other than the concentration of gaseous and particle pollutants and the exhaust mass flow.

  • Kit means a set of components that are packaged together and intended to be used to perform a specific in vitro diagnostic examination, or a part thereof;

  • Biomarker means a parameter or characteristic in a patient or Patient Sample, the measurement of which is useful (a) for purposes of selecting appropriate therapies or patient populations or monitoring disease susceptibility, severity or state, or monitoring therapies for such patient and/or (b) for predicting the outcome of a particular treatment of such patient.

  • Investigational Medicinal Product means the study drug or control material as defined in the Protocol.

  • Protective device means an individually fabricated mechanical device or physical barrier, the use of which is incorporated in the individualized written plan of service. The use of a protective device is intended to prevent the minor child from causing serious self-injury associated with documented, frequent, and unavoidable hazardous events.

  • Marking device means any approved device for marking a ballot with ink or other substance which will enable the ballot to be tabulated by means of automatic tabulating equipment.

  • medicinal product means any substance or combination of substances presented for treating or preventing disease in human beings or animals and any substance or combination of substances which may be administered to human beings or animals with a view to making a medical diagnosis or to restoring, correcting or modifying physiological functions in humans or in animals;

  • explosive actuated fastening device means a tool that is activated by an explosive charge and that is used for driving bolts, nails and similar objects for the purpose of providing fixing;

  • Encapsulation means the application of an encapsulant.

  • Spot-film device means a device intended to transport or position a radiographic image receptor between the x-ray source and fluoroscopic image receptor. It includes a device intended to hold a cassette over the input end of an image intensifier for the purpose of making a radiograph.