metering rod

metering rod

[′mēd·ə·riŋ ‚räd]
(engineering)
A device consisting of a long metallic pin of graduated diameters fitted to the main nozzle of a carburetor (on an internal combustion engine) or passage leading thereto in such a way that it measures or meters the amount of gasoline permitted to flow by it at various speeds. Also known as metering pin.
References in periodicals archive ?
For example, the development goal for the UniFilm roll cover was to substantially extend the metering rod service life.
The new UniFilm cover for applicator rolls impresses with its high abrasion resistance and longer metering rod service life thanks to micro-lubrication.
After the sheet is pre-calendered, it is film-coated in a metering rod size press.
BASF Plastics' Ultraform acetal copolymer is used to mold the ball valve and two components--the metering rod and sensor disk.
Hubble's mirror makers used laser light and the precision measuring tool -- called a metering rod -- to determine how far apart to space two components of the grinding guide, a device known as the reflective null corrector (SN: 7/21/90, p.
The components are then forced by metering rods directly into a disposable static mixer.
Depending on the metering rods selected, the valve is capable of dispensing 5 cc of material down to 0.
North Canton, Ohio, uses positive-displacement metering rods and balanced inlet/outlet spool valves, which are said to provide [+ or -]1% ratio and shot-size control.